{"id":9,"date":"2026-07-25T09:36:21","date_gmt":"2026-07-25T01:36:21","guid":{"rendered":"https:\/\/bitcointoolkit.top\/knowledge\/bitcoin-address-types-explained\/"},"modified":"2026-08-12T06:24:01","modified_gmt":"2026-08-11T22:24:01","slug":"bitcoin-address-types-explained","status":"publish","type":"post","link":"https:\/\/bitcointoolkit.top\/vi\/learn\/bitcoin-address-types-explained\/","title":{"rendered":"Gi\u1ea3i Th\u00edch C\u00e1c Lo\u1ea1i \u0110\u1ecba Ch\u1ec9 Bitcoin"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Hai \u0111\u1ecba ch\u1ec9 Bitcoin \u0111\u1ec1u c\u00f3 th\u1ec3 nh\u1eadn BTC nh\u01b0ng v\u1eabn t\u1ea1o ra c\u00e1c c\u1ea5u tr\u00fac giao d\u1ecbch kh\u00e1c nhau b\u00ean d\u01b0\u1edbi. M\u1ed9t \u0111\u1ecba ch\u1ec9 mainnet b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>1<\/code>, m\u1ed9t \u0111\u1ecba ch\u1ec9 b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>3<\/code>, m\u1ed9t \u0111\u1ecba ch\u1ec9 <code>bc1q<\/code> v\u00e0 m\u1ed9t \u0111\u1ecba ch\u1ec9 <code>bc1p<\/code> \u0111\u1ec1u c\u00f3 th\u1ec3 l\u00e0 \u0111\u00edch \u0111\u1ebfn h\u1ee3p l\u1ec7, nh\u01b0ng ch\u00fang kh\u00f4ng nh\u1ea5t thi\u1ebft \u0111\u1ea1i di\u1ec7n cho c\u00f9ng m\u1ed9t script, m\u00e3 h\u00f3a ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n chi ti\u00eau trong t\u01b0\u01a1ng lai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00f3 d\u1ec5 b\u1ecb b\u1ecf qua v\u00ec v\u00ed hi\u1ec3n th\u1ecb \u0111\u1ecba ch\u1ec9 nh\u01b0 m\u1ed9t chu\u1ed7i duy nh\u1ea5t. B\u00ean d\u01b0\u1edbi n\u00f3, \u0111\u1ecba ch\u1ec9 cho ph\u1ea7n m\u1ec1m bi\u1ebft c\u00e1ch x\u00e2y d\u1ef1ng \u0111\u1ea7u ra giao d\u1ecbch. Khi \u0111\u1ea7u ra \u0111\u00f3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn, n\u00f3 tr\u1edf th\u00e0nh UTXO m\u00e0 sau n\u00e0y ph\u1ea3i \u0111\u01b0\u1ee3c chi ti\u00eau theo c\u00e1c quy t\u1eafc script \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a b\u1edfi \u0111\u1ea7u ra \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Do \u0111\u00f3, c\u00e2u h\u1ecfi th\u1ef1c t\u1ebf kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 \u201cTi\u1ec1n t\u1ed1 n\u00e0o m\u1edbi h\u01a1n?\u201d M\u00e0 l\u00e0 \u0111\u1ecba ch\u1ec9 c\u00f3 thu\u1ed9c m\u1ea1ng Bitcoin d\u1ef1 \u0111\u1ecbnh hay kh\u00f4ng, n\u00f3 \u0111\u1ea1i di\u1ec7n cho lo\u1ea1i \u0111\u1ea7u ra n\u00e0o, ph\u1ea7n m\u1ec1m g\u1eedi c\u00f3 h\u1ed7 tr\u1ee3 \u0111\u1ecbnh d\u1ea1ng \u0111\u00f3 hay kh\u00f4ng, v\u00e0 \u0111\u1ecba ch\u1ec9 c\u00f3 th\u1ec3\u2014v\u00e0 kh\u00f4ng th\u1ec3\u2014cho b\u1ea1n bi\u1ebft \u0111i\u1ec1u g\u00ec tr\u01b0\u1edbc khi b\u1ea1n \u1ee7y quy\u1ec1n thanh to\u00e1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ecba ch\u1ec9 Bitcoin \u0111\u1ea1i di\u1ec7n cho \u0111i\u1ec1u g\u00ec<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ecba ch\u1ec9 Bitcoin kh\u00f4ng ph\u1ea3i l\u00e0 t\u00e0i kho\u1ea3n theo ngh\u0129a ng\u00e2n h\u00e0ng. N\u00f3 kh\u00f4ng ch\u1ee9a bitcoin, kh\u00f4ng gi\u1eef kh\u00f3a ri\u00eang t\u01b0 ho\u1eb7c cung c\u1ea5p c\u00e1i nh\u00ecn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 s\u1ed1 d\u01b0 v\u00ed. N\u00f3 l\u00e0 m\u1ed9t m\u00e3 h\u00f3a d\u1ec5 \u0111\u1ecdc gi\u00fap v\u00ed x\u00e2y d\u1ef1ng m\u1ed9t \u0111\u1ea7u ra giao d\u1ecbch c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed1i quan h\u1ec7 \u0111\u01a1n gi\u1ea3n h\u00f3a l\u00e0:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u0110\u1ecba ch\u1ec9 Bitcoin\n        \u2193\nGi\u1ea3i m\u00e3 \u0111\u1ecba ch\u1ec9\n        \u2193\nscriptPubKey\n        \u2193\n\u0110\u1ea7u ra giao d\u1ecbch\n        \u2193\nUTXO \u0111\u00e3 x\u00e1c nh\u1eadn\n        \u2193\n\u0110i\u1ec1u ki\u1ec7n chi ti\u00eau trong t\u01b0\u01a1ng lai<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Khi b\u1ea1n g\u1eedi bitcoin, v\u00ed kh\u00f4ng di chuy\u1ec3n m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng t\u1eeb chu\u1ed7i \u0111\u1ecba ch\u1ec9 n\u00e0y sang chu\u1ed7i \u0111\u1ecba ch\u1ec9 kh\u00e1c. N\u00f3 ti\u00eau th\u1ee5 c\u00e1c UTXO hi\u1ec7n c\u00f3 l\u00e0m \u0111\u1ea7u v\u00e0o giao d\u1ecbch v\u00e0 t\u1ea1o ra c\u00e1c \u0111\u1ea7u ra m\u1edbi. \u0110\u1ecba ch\u1ec9 \u0111\u00edch cung c\u1ea5p th\u00f4ng tin c\u1ea7n thi\u1ebft \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u1ed9t trong c\u00e1c \u0111\u1ea7u ra \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 l\u1ea1i quan tr\u1ecdng v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt. \u0110\u1ecba ch\u1ec9 P2PKH d\u1eabn \u0111\u1ebfn m\u1ed9t script \u0111\u1ea7u ra kh\u00e1c v\u1edbi \u0111\u1ecba ch\u1ec9 P2WPKH. \u0110\u1ea7u ra Taproot P2TR l\u1ea1i kh\u00e1c n\u1eefa. Nh\u1eefng \u0111\u1ea7u ra \u0111\u00f3 \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u1ea1i di\u1ec7n cho bitcoin c\u00f3 th\u1ec3 chi ti\u00eau, nh\u01b0ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n v\u00e0 c\u00e1ch tu\u1ea7n t\u1ef1 h\u00f3a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi ch\u00fang \u0111\u01b0\u1ee3c chi ti\u00eau kh\u00f4ng gi\u1ed1ng nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ecba ch\u1ec9 kh\u00f4ng ph\u1ea3i l\u00e0 kh\u00f3a ri\u00eang t\u01b0<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f3a ri\u00eang t\u01b0 v\u1eabn t\u00e1ch bi\u1ec7t v\u1edbi \u0111\u1ecba ch\u1ec9. V\u00ed s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u kh\u00f3a ri\u00eang t\u01b0 \u0111\u1ec3 t\u1ea1o ch\u1eef k\u00fd ho\u1eb7c d\u1eef li\u1ec7u witness theo y\u00eau c\u1ea7u c\u1ee7a \u0111i\u1ec1u ki\u1ec7n chi ti\u00eau. Vi\u1ec7c c\u00f4ng b\u1ed1 \u0111\u1ecba ch\u1ec9 nh\u1eadn kh\u00f4ng c\u00f4ng b\u1ed1 kh\u00f3a ri\u00eang t\u01b0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u ng\u01b0\u1ee3c l\u1ea1i c\u0169ng quan tr\u1ecdng: vi\u1ec7c nh\u00ecn th\u1ea5y m\u1ed9t \u0111\u1ecba ch\u1ec9 kh\u00f4ng ch\u1ee9ng minh r\u1eb1ng m\u1ed9t ng\u01b0\u1eddi c\u1ee5 th\u1ec3 ki\u1ec3m so\u00e1t kh\u00f3a t\u01b0\u01a1ng \u1ee9ng. Ph\u00e2n t\u00edch blockchain c\u00f3 th\u1ec3 quan s\u00e1t c\u00e1c giao d\u1ecbch v\u00e0 \u0111\u1ea7u ra, nh\u01b0ng m\u1ed9t chu\u1ed7i \u0111\u1ecba ch\u1ec9 \u0111\u01a1n l\u1ebb kh\u00f4ng ph\u1ea3i l\u00e0 b\u1eb1ng ch\u1ee9ng nh\u1eadn d\u1ea1ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao t\u1ed3n t\u1ea1i nhi\u1ec1u \u0111\u1ecbnh d\u1ea1ng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Bitcoin c\u00f3 nhi\u1ec1u \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 v\u00ec h\u1ec7 th\u1ed1ng giao d\u1ecbch \u0111\u00e3 ph\u00e1t tri\u1ec3n trong khi v\u1eabn duy tr\u00ec kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c \u0111\u1ea7u ra c\u0169. C\u00e1c \u0111\u1ecbnh d\u1ea1ng m\u1edbi kh\u00f4ng thay th\u1ebf c\u00e1c \u0111\u1ea7u ra c\u0169 tr\u00ean blockchain. Thay v\u00e0o \u0111\u00f3, ch\u00fang gi\u1edbi thi\u1ec7u c\u00e1c c\u00e1ch b\u1ed5 sung \u0111\u1ec3 th\u1ec3 hi\u1ec7n c\u00e1c \u0111i\u1ec1u ki\u1ec7n chi ti\u00eau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ed1n \u0111\u1ecbnh d\u1ea1ng m\u00e0 h\u1ea7u h\u1ebft ng\u01b0\u1eddi d\u00f9ng g\u1eb7p tr\u00ean mainnet Bitcoin l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>P2PKH c\u0169<\/strong>, th\u01b0\u1eddng \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb v\u1edbi \u0111\u1ecba ch\u1ec9 b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>1<\/code>.<\/li>\n\n\n\n<li><strong>P2SH<\/strong>, th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>3<\/code>; SegWit l\u1ed3ng nhau l\u00e0 m\u1ed9t c\u00e1ch s\u1eed d\u1ee5ng quan tr\u1ecdng c\u1ee7a P2SH, nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1ch duy nh\u1ea5t.<\/li>\n\n\n\n<li><strong>Native SegWit<\/strong>, \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a b\u1eb1ng Bech32 v\u00e0 th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>bc1q<\/code> cho witness phi\u00ean b\u1ea3n 0.<\/li>\n\n\n\n<li><strong>Taproot<\/strong>, \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a b\u1eb1ng Bech32m v\u00e0 b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>bc1p<\/code> cho \u0111\u1ea7u ra P2TR witness phi\u00ean b\u1ea3n 1.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Thay \u0111\u1ed5i quan tr\u1ecdng kh\u00f4ng ph\u1ea3i l\u00e0 h\u00ecnh th\u1ee9c c\u1ee7a chu\u1ed7i. M\u00e0 l\u00e0 \u0111\u00edch \u0111\u1ebfn \u0111\u00e3 gi\u1ea3i m\u00e3 cho v\u00ed bi\u1ebft ph\u1ea3i \u0111\u1eb7t g\u00ec trong \u0111\u1ea7u ra m\u1edbi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">So s\u00e1nh c\u00e1c lo\u1ea1i \u0111\u1ecba ch\u1ec9 Bitcoin<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>T\u00ean th\u01b0\u1eddng g\u1ecdi<\/th><th>Ti\u1ec1n t\u1ed1 mainnet<\/th><th>M\u00e3 h\u00f3a<\/th><th>\u0110\u1ea7u ra \u0111i\u1ec3n h\u00ecnh<\/th><th>Ti\u1ec1n t\u1ed1 cho b\u1ea1n bi\u1ebft \u0111i\u1ec1u g\u00ec<\/th><\/tr><\/thead><tbody><tr><td>Legacy<\/td><td><code>1<\/code><\/td><td>Base58Check<\/td><td>P2PKH<\/td><td>H\u1ecd phi\u00ean b\u1ea3n byte cho \u0111\u1ecba ch\u1ec9 b\u0103m kh\u00f3a c\u00f4ng khai mainnet<\/td><\/tr><tr><td>P2SH (bao g\u1ed3m SegWit l\u1ed3ng nhau)<\/td><td><code>3<\/code><\/td><td>Base58Check<\/td><td>P2SH; SegWit l\u1ed3ng l\u00e0 m\u1ed9t trong nh\u1eefng c\u1ea5u tr\u00fac redeem-script c\u00f3 th\u1ec3<\/td><td>\u0110\u00edch \u0111\u1ebfn l\u00e0 P2SH, kh\u00f4ng ph\u1ea3i ch\u00ednh x\u00e1c redeem script b\u00ean trong n\u00f3<\/td><\/tr><tr><td>Native SegWit<\/td><td><code>bc1q<\/code><\/td><td>Bech32<\/td><td>Witness v0, th\u01b0\u1eddng l\u00e0 P2WPKH ho\u1eb7c P2WSH<\/td><td>\u0110\u00edch \u0111\u1ebfn Bech32 mainnet witness-version-0<\/td><\/tr><tr><td>Taproot<\/td><td><code>bc1p<\/code><\/td><td>Bech32m<\/td><td>P2TR<\/td><td>\u0110\u00edch \u0111\u1ebfn Taproot mainnet witness-version-1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3ng n\u00e0y h\u1eefu \u00edch \u0111\u1ec3 nh\u1eadn d\u1ea1ng, nh\u01b0ng ti\u1ec1n t\u1ed1 kh\u00f4ng ph\u1ea3i l\u00e0 m\u00f4 t\u1ea3 \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 h\u00e0nh vi chi ti\u00eau trong t\u01b0\u01a1ng lai. V\u00ed d\u1ee5 r\u00f5 r\u00e0ng nh\u1ea5t l\u00e0 m\u1ed9t <code>3...<\/code> \u0111\u1ecba ch\u1ec9: n\u00f3 x\u00e1c \u0111\u1ecbnh P2SH, nh\u01b0ng P2SH c\u00f3 th\u1ec3 cam k\u1ebft v\u1edbi nhi\u1ec1u redeem script. SegWit l\u1ed3ng ch\u1ec9 l\u00e0 m\u1ed9t kh\u1ea3 n\u0103ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ecba ch\u1ec9 Legacy P2PKH<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Legacy pay-to-public-key-hash, hay P2PKH, l\u00e0 \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 g\u1eafn li\u1ec1n nh\u1ea5t v\u1edbi ph\u1ea7n m\u1ec1m v\u00ed Bitcoin ban \u0111\u1ea7u. Tr\u00ean mainnet, c\u00e1c \u0111\u1ecba ch\u1ec9 Base58Check n\u00e0y th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>1<\/code>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ecba ch\u1ec9 \u0111\u1ea1i di\u1ec7n cho m\u1ed9t hash c\u1ee7a kh\u00f3a c\u00f4ng khai. Khi m\u1ed9t v\u00ed thanh to\u00e1n \u0111\u1ebfn \u0111\u00edch \u0111\u00f3, n\u00f3 t\u1ea1o ra m\u1ed9t locking script P2PKH y\u00eau c\u1ea7u ch\u1eef k\u00fd h\u1ee3p l\u1ec7 v\u00e0 kh\u00f3a c\u00f4ng khai t\u01b0\u01a1ng \u1ee9ng khi output \u0111\u01b0\u1ee3c chi ti\u00eau.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>OP_DUP\nOP_HASH160\n&lt;20-byte public-key hash&gt;\nOP_EQUALVERIFY\nOP_CHECKSIG<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Do \u0111\u00f3, \u0111\u1ecba ch\u1ec9 hi\u1ec3n th\u1ecb kh\u00f4ng ph\u1ea3i l\u00e0 script. V\u00ed gi\u1ea3i m\u00e3 \u0111\u1ecba ch\u1ec9 Base58Check, tr\u00edch xu\u1ea5t phi\u00ean b\u1ea3n v\u00e0 payload, v\u00e0 x\u00e2y d\u1ef1ng scriptPubKey th\u00edch h\u1ee3p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Output P2PKH v\u1eabn l\u00e0 output Bitcoin h\u1ee3p l\u1ec7. \u201cLegacy\u201d kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 kh\u00f4ng h\u1ee3p l\u1ec7 ho\u1eb7c t\u1ef1 \u0111\u1ed9ng kh\u00f4ng an to\u00e0n. S\u1ef1 kh\u00e1c bi\u1ec7t tr\u1edf n\u00ean li\u00ean quan khi so s\u00e1nh c\u1ea5u tr\u00fac giao d\u1ecbch: chi ti\u00eau output P2PKH truy\u1ec1n th\u1ed1ng \u0111\u1eb7t d\u1eef li\u1ec7u m\u1edf kh\u00f3a trong input script thay v\u00ec s\u1eed d\u1ee5ng tu\u1ea7n t\u1ef1 h\u00f3a witness c\u1ee7a SegWit.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0m t\u0103ng tr\u1ecdng l\u01b0\u1ee3ng giao d\u1ecbch so v\u1edbi chi ti\u00eau kh\u00f3a SegWit th\u00f4ng th\u01b0\u1eddng. N\u00f3 kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 thanh to\u00e1n P2PKH t\u1ef1 \u0111\u1ed9ng c\u00f3 m\u1ed9t m\u1ee9c ph\u00ed c\u1ee5 th\u1ec3. S\u1ed1 l\u01b0\u1ee3ng input, s\u1ed1 l\u01b0\u1ee3ng output, m\u1ee9c ph\u00ed \u0111\u01b0\u1ee3c ch\u1ecdn v\u00e0 ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a giao d\u1ecbch \u0111\u00e3 k\u00fd v\u1eabn quy\u1ebft \u0111\u1ecbnh chi ph\u00ed cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">P2SH v\u00e0 SegWit l\u1ed3ng<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pay-to-script-hash, hay P2SH, chuy\u1ec3n m\u1ed9t ph\u1ea7n logic chi ti\u00eau ra sau m\u1ed9t hash. \u0110\u1ecba ch\u1ec9 P2SH mainnet s\u1eed d\u1ee5ng Base58Check v\u00e0 th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>3<\/code>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t output P2SH ti\u00eau chu\u1ea9n \u0111\u1eb7t hash c\u1ee7a redeem-script trong locking script:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>OP_HASH160\n&lt;20-byte script hash&gt;\nOP_EQUAL<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">To\u00e0n b\u1ed9 redeem script ch\u1ec9 \u0111\u01b0\u1ee3c cung c\u1ea5p khi output \u0111\u01b0\u1ee3c ti\u00eau x\u00e0i. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t c\u00f4ng c\u1ee5 t\u01b0\u01a1ng th\u00edch quan tr\u1ecdng khi SegWit \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u: m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh witness SegWit c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1eb7t b\u00ean trong redeem script P2SH, cho ph\u00e9p ng\u01b0\u1eddi g\u1eedi hi\u1ec3u v\u1ec1 \u0111\u1ecba ch\u1ec9 P2SH th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 tr\u1ea3 cho m\u1ed9t output m\u00e0 sau n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c ti\u00eau x\u00e0i b\u1eb1ng quy t\u1eafc SegWit.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t c\u1ea5u tr\u00fac m\u1ed9t kh\u00f3a ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 P2SH-P2WPKH:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u0110\u1ecba ch\u1ec9 P2SH\n    \u2193\nhash c\u1ee7a redeemScript\n    \u2193\nredeemScript ch\u1ee9a m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh witness P2WPKH\n    \u2193\nch\u1eef k\u00fd v\u00e0 kh\u00f3a c\u00f4ng khai \u0111\u01b0\u1ee3c cung c\u1ea5p qua d\u1eef li\u1ec7u witness khi ti\u00eau x\u00e0i<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">Ti\u1ec1n t\u1ed1 3 kh\u00f4ng ch\u1ee9ng minh SegWit<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng gi\u1edbi h\u1ea1n quan tr\u1ecdng nh\u1ea5t c\u1ee7a vi\u1ec7c nh\u1eadn d\u1ea1ng \u0111\u1ecba ch\u1ec9 b\u1eb1ng m\u1eaft th\u01b0\u1eddng. M\u1ed9t \u0111\u1ecba ch\u1ec9 b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>3<\/code> cho b\u1ea1n bi\u1ebft r\u1eb1ng \u0111i\u1ec3m \u0111\u1ebfn s\u1eed d\u1ee5ng phi\u00ean b\u1ea3n \u0111\u1ecba ch\u1ec9 P2SH mainnet. N\u00f3 kh\u00f4ng ti\u1ebft l\u1ed9 to\u00e0n b\u1ed9 redeem script tr\u01b0\u1edbc khi output \u0111\u01b0\u1ee3c ti\u00eau x\u00e0i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P2SH \u0111\u00e3 t\u1ed3n t\u1ea1i tr\u01b0\u1edbc SegWit v\u00e0 c\u00f3 th\u1ec3 bao b\u1ecdc c\u00e1c script kh\u00e1c. Vi\u1ec7c coi m\u1ecdi <code>3...<\/code> \u0111\u1ecba ch\u1ec9 l\u00e0 \u201c\u0111\u1ecba ch\u1ec9 SegWit\u201d do \u0111\u00f3 qu\u00e1 r\u1ed9ng.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Ranh gi\u1edbi k\u1ef9 thu\u1eadt:<\/strong> ti\u1ec1n t\u1ed1 x\u00e1c \u0111\u1ecbnh \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 b\u00ean ngo\u00e0i. N\u00f3 kh\u00f4ng ch\u1ee9ng minh ch\u00ednh x\u00e1c script \u1ea9n sau hash P2SH.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Native SegWit v\u00e0 bc1q<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Native SegWit lo\u1ea1i b\u1ecf l\u1edbp t\u01b0\u01a1ng th\u00edch P2SH v\u00e0 \u0111\u1ea1i di\u1ec7n tr\u1ef1c ti\u1ebfp ch\u01b0\u01a1ng tr\u00ecnh witness. BIP 173 gi\u1edbi thi\u1ec7u m\u00e3 h\u00f3a Bech32 cho \u0111\u1ecba ch\u1ec9 native SegWit.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u00ean mainnet Bitcoin, ph\u1ea7n c\u00f3 th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c b\u1edfi con ng\u01b0\u1eddi l\u00e0 <code>bc<\/code>. Phi\u00ean b\u1ea3n witness 0 t\u1ea1o ra c\u00e1c \u0111\u1ecba ch\u1ec9 th\u01b0\u1eddng \u0111\u01b0\u1ee3c nh\u1eadn bi\u1ebft b\u1edfi ph\u1ea7n \u0111\u1ea7u <code>bc1q<\/code>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hai output ph\u1ed5 bi\u1ebfn c\u1ee7a witness-version-0 l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>P2WPKH<\/strong>: m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh witness 20-byte th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho thanh to\u00e1n v\u00ed m\u1ed9t kh\u00f3a.<\/li>\n\n\n\n<li><strong>P2WSH<\/strong>: m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh witness 32-byte cam k\u1ebft v\u1edbi m\u1ed9t witness script.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3n th\u00e2n \u0111\u1ecba ch\u1ec9 cung c\u1ea5p cho v\u00ed phi\u00ean b\u1ea3n witness v\u00e0 ch\u01b0\u01a1ng tr\u00ecnh witness. \u0110\u1ed1i v\u1edbi phi\u00ean b\u1ea3n witness 0, c\u00e1c t\u1eadp l\u1ec7nh \u0111\u1ea7u ra ph\u1ed5 bi\u1ebfn c\u00f3 c\u00e1c d\u1ea1ng sau:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>P2WPKH: OP_0 &lt;20-byte key hash&gt;\nP2WSH:  OP_0 &lt;32-byte script hash&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ea7u ra tr\u1ef1c ti\u1ebfp ch\u1ee9a ch\u01b0\u01a1ng tr\u00ecnh witness thay v\u00ec m\u1ed9t tr\u00ecnh b\u1ecdc P2SH. Khi UTXO \u0111\u01b0\u1ee3c ti\u00eau, ch\u1eef k\u00fd ho\u1eb7c d\u1eef li\u1ec7u t\u1eadp l\u1ec7nh \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u b\u1edfi ch\u01b0\u01a1ng tr\u00ecnh witness \u0111\u01b0\u1ee3c cung c\u1ea5p trong witness c\u1ee7a giao d\u1ecbch thay v\u00ec trong scriptSig ki\u1ec3u P2PKH truy\u1ec1n th\u1ed1ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Bech32 c\u0169ng thay \u0111\u1ed5i c\u00e1ch ph\u00e1t hi\u1ec7n l\u1ed7i<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Bech32 kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 m\u1ed9t b\u1ea3ng ch\u1eef c\u00e1i kh\u00e1c. N\u00f3 bao g\u1ed3m m\u1ed9t checksum \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho h\u1ecd \u0111\u1ecba ch\u1ec9 n\u00e0y v\u00e0 t\u00e1ch ph\u1ea7n m\u1ea1ng c\u00f3 th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c c\u1ee7a con ng\u01b0\u1eddi kh\u1ecfi d\u1eef li\u1ec7u witness \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chu\u1ed7i Bech32 kh\u00f4ng \u0111\u01b0\u1ee3c tr\u1ed9n l\u1eabn ch\u1eef hoa v\u00e0 ch\u1eef th\u01b0\u1eddng. V\u00ed th\u01b0\u1eddng hi\u1ec3n th\u1ecb \u0111\u1ecba ch\u1ec9 Bech32 c\u1ee7a m\u1ea1ng ch\u00ednh Bitcoin \u1edf d\u1ea1ng ch\u1eef th\u01b0\u1eddng. M\u00e3 h\u00f3a ho\u00e0n to\u00e0n ch\u1eef hoa c\u00f3 th\u1ec3 h\u1ee3p l\u1ec7 theo \u0111\u1eb7c t\u1ea3, nh\u01b0ng tr\u1ed9n l\u1eabn ch\u1eef hoa ch\u1eef th\u01b0\u1eddng l\u00e0 kh\u00f4ng h\u1ee3p l\u1ec7.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Taproot v\u00e0 bc1p<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Taproot gi\u1edbi thi\u1ec7u pay-to-Taproot, hay P2TR, outputs. P2TR s\u1eed d\u1ee5ng witness version 1 v\u1edbi m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh witness 32-byte. Tr\u00ean mainnet Bitcoin, \u0111\u1ecba ch\u1ec9 k\u1ebft qu\u1ea3 b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>bc1p<\/code>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Witness version 1 tr\u1edf l\u00ean s\u1eed d\u1ee5ng Bech32m thay v\u00ec checksum Bech32 g\u1ed1c. BIP 350 gi\u1edbi thi\u1ec7u thay \u0111\u1ed5i n\u00e0y sau khi x\u00e1c \u0111\u1ecbnh \u0111i\u1ec3m y\u1ebfu trong vi\u1ec7c s\u1eed d\u1ee5ng h\u00e0nh vi checksum Bech32 g\u1ed1c cho c\u00e1c phi\u00ean b\u1ea3n witness m\u1edbi h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y \u0111\u01b0a ra m\u1ed9t quy t\u1eafc nh\u1eadn d\u1ea1ng th\u1ef1c t\u1ebf:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>bc1q... \u2192 phi\u00ean b\u1ea3n witness 0 \u2192 Bech32\nbc1p... \u2192 phi\u00ean b\u1ea3n witness 1 P2TR \u2192 Bech32m<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Script kh\u00f3a P2TR t\u01b0\u01a1ng \u1ee9ng s\u1eed d\u1ee5ng witness version 1 v\u00e0 kh\u00f3a \u0111\u1ea7u ra Taproot 32-byte:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>OP_1 &lt;32-byte Taproot output key&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t output P2TR cam k\u1ebft v\u1edbi kh\u00f3a \u0111\u1ea7u ra Taproot \u0111\u00f3. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chi ti\u00eau sau n\u00e0y th\u00f4ng qua key path ho\u1eb7c, n\u1ebfu m\u1ed9t c\u00e2y script \u0111\u00e3 \u0111\u01b0\u1ee3c cam k\u1ebft, th\u00f4ng qua m\u1ed9t script path h\u1ee3p l\u1ec7 \u0111\u01b0\u1ee3c ti\u1ebft l\u1ed9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ecba ch\u1ec9 kh\u00f4ng ti\u1ebft l\u1ed9 path n\u00e0o s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cu\u1ed1i c\u00f9ng. Vi\u1ec7c th\u1ea5y <code>bc1p<\/code> cho b\u1ea1n bi\u1ebft r\u1eb1ng output l\u00e0 P2TR. N\u00f3 kh\u00f4ng cho b\u1ea1n bi\u1ebft li\u1ec7u ng\u01b0\u1eddi chi ti\u00eau trong t\u01b0\u01a1ng lai s\u1ebd s\u1eed d\u1ee5ng ch\u1eef k\u00fd key-path hay ti\u1ebft l\u1ed9 m\u1ed9t script path.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng Ti\u1ec1n T\u1ed1 Bitcoin Th\u1ef1c S\u1ef1 Cho B\u1ea1n Bi\u1ebft \u0110i\u1ec1u G\u00ec<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u1ec1n t\u1ed1 h\u1eefu \u00edch v\u00ec ch\u00fang cho ph\u00e9p con ng\u01b0\u1eddi nhanh ch\u00f3ng x\u00e1c \u0111\u1ecbnh h\u1ecd \u0111\u1ecba ch\u1ec9 v\u00e0 m\u1ea1ng l\u01b0\u1edbi c\u00f3 kh\u1ea3 n\u0103ng. Ch\u00fang n\u00ean \u0111\u01b0\u1ee3c coi l\u00e0 ki\u1ec3m tra ban \u0111\u1ea7u, kh\u00f4ng ph\u1ea3i l\u00e0 x\u00e1c th\u1ef1c ho\u00e0n ch\u1ec9nh.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>V\u00ed d\u1ee5 b\u1eaft \u0111\u1ea7u<\/th><th>\u00dd ngh\u0129a mainnet c\u00f3 kh\u1ea3 n\u0103ng<\/th><th>\u0110i\u1ec1u n\u00f3 kh\u00f4ng ch\u1ee9ng minh<\/th><\/tr><\/thead><tbody><tr><td><code>1...<\/code><\/td><td>\u0110\u1ecba ch\u1ec9 mainnet P2PKH<\/td><td>Ch\u1ee7 s\u1edf h\u1eefu, s\u1ed1 d\u01b0 ho\u1eb7c danh t\u00ednh ng\u01b0\u1eddi nh\u1eadn<\/td><\/tr><tr><td><code>3...<\/code><\/td><td>\u0110\u1ecba ch\u1ec9 mainnet P2SH<\/td><td>R\u1eb1ng redeem script \u0111\u01b0\u1ee3c l\u1ed3ng SegWit<\/td><\/tr><tr><td><code>bc1q...<\/code><\/td><td>\u0110\u1ecba ch\u1ec9 native witness-version-0<\/td><td>Li\u1ec7u n\u00f3 l\u00e0 P2WPKH hay P2WSH ch\u1ec9 b\u1eb1ng ti\u1ec1n t\u1ed1<\/td><\/tr><tr><td><code>bc1p...<\/code><\/td><td>\u0110\u1ecba ch\u1ec9 witness-version-1 P2TR<\/td><td>Path chi ti\u00eau Taproot n\u00e0o s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng sau n\u00e0y<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ti\u1ec1n t\u1ed1 c\u0169ng kh\u00f4ng th\u1ec3 x\u00e1c th\u1ef1c ng\u01b0\u1eddi \u0111\u00e3 \u0111\u01b0a cho b\u1ea1n \u0111\u1ecba ch\u1ec9. M\u1ed9t \u0111\u1ecba ch\u1ec9 \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a ho\u00e0n h\u1ea3o, checksum h\u1ee3p l\u1ec7 v\u1eabn c\u00f3 th\u1ec3 thu\u1ed9c v\u1ec1 ng\u01b0\u1eddi nh\u1eadn sai.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">M\u1ea1ng L\u01b0\u1edbi \u0110\u1ebfn Tr\u01b0\u1edbc Lo\u1ea1i \u0110\u1ecba Ch\u1ec9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi ch\u1ecdn gi\u1eefa Legacy, SegWit ho\u1eb7c Taproot, h\u00e3y x\u00e1c nh\u1eadn r\u1eb1ng \u0111\u1ecba ch\u1ec9 thu\u1ed9c v\u1ec1 m\u1ea1ng l\u01b0\u1edbi Bitcoin m\u00e0 b\u1ea1n \u0111\u1ecbnh s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c \u0111\u1ecba ch\u1ec9 h\u1ecd Bech32 l\u00e0m cho \u0111i\u1ec1u n\u00e0y hi\u1ec3n th\u1ecb th\u00f4ng qua ph\u1ea7n human-readable c\u1ee7a ch\u00fang. BIP 173 \u0111\u1ecbnh ngh\u0129a <code>bc<\/code> cho mainnet Bitcoin v\u00e0 <code>tb<\/code> cho \u0111\u1ecba ch\u1ec9 testnet Bitcoin. Ph\u1ea7n human-readable do \u0111\u00f3 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a x\u00e1c th\u1ef1c m\u1ea1ng l\u01b0\u1edbi, kh\u00f4ng ph\u1ea3i trang tr\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c h\u1ecd \u0111\u1ecba ch\u1ec9 Base58Check c\u0169ng s\u1eed d\u1ee5ng c\u00e1c byte phi\u00ean b\u1ea3n kh\u00e1c nhau gi\u1eefa mainnet v\u00e0 test networks, m\u1eb7c d\u00f9 s\u1ef1 kh\u00e1c bi\u1ec7t \u00edt r\u00f5 r\u00e0ng h\u01a1n \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 nh\u00ecn v\u00e0o chu\u1ed7i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed ti\u1ec1n n\u00ean t\u1eeb ch\u1ed1i k\u1ebft h\u1ee3p m\u1ea1ng\/\u0111\u1ecba ch\u1ec9 kh\u00f4ng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3, nh\u01b0ng tr\u00e1ch nhi\u1ec7m cu\u1ed1i c\u00f9ng v\u1eabn l\u00e0 x\u00e1c nh\u1eadn m\u1ea1ng l\u01b0\u1edbi \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb b\u1edfi \u1ee9ng d\u1ee5ng g\u1eedi. Nh\u1eadn d\u1ea1ng \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 kh\u00f4ng thay th\u1ebf cho vi\u1ec7c x\u00e1c minh m\u1ea1ng l\u01b0\u1edbi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi b\u1ed1i c\u1ea3nh giao d\u1ecbch r\u1ed9ng h\u01a1n\u2014inputs, outputs, x\u00e1c nh\u1eadn v\u00e0 l\u1edbp c\u01a1 s\u1edf Bitcoin\u2014s\u1eed d\u1ee5ng <a href=\"https:\/\/bitcointoolkit.top\/vi\/coins\/bitcoin\/\">T\u00e0i li\u1ec7u tham kh\u1ea3o m\u1ea1ng Bitcoin<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Lo\u1ea1i \u0110\u1ecba Ch\u1ec9 v\u00e0 Ph\u00ed Giao D\u1ecbch<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1eddi ta th\u01b0\u1eddng nghe r\u1eb1ng \u0111\u1ecba ch\u1ec9 Bitcoin m\u1edbi h\u01a1n \u201cr\u1ebb h\u01a1n.\u201d Tuy\u00ean b\u1ed1 \u0111\u00f3 h\u1eefu \u00edch v\u1ec1 m\u1eb7t \u0111\u1ecbnh h\u01b0\u1edbng trong m\u1ed9t s\u1ed1 so s\u00e1nh, nh\u01b0ng qu\u00e1 \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t quy t\u1eafc ph\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ecba ch\u1ec9 \u0111\u01b0\u1ee3c ch\u1ecdn b\u1edfi ng\u01b0\u1eddi nh\u1eadn \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn lo\u1ea1i v\u00e0 k\u00edch th\u01b0\u1edbc tu\u1ea7n t\u1ef1 h\u00f3a c\u1ee7a output \u0111\u01b0\u1ee3c t\u1ea1o ng\u00e0y h\u00f4m nay. Quan tr\u1ecdng h\u01a1n, khi output \u0111\u00f3 \u0111\u01b0\u1ee3c chi ti\u00eau sau n\u00e0y, lo\u1ea1i script c\u1ee7a n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea5u tr\u00fac c\u1ee7a input giao d\u1ecbch t\u01b0\u01a1ng \u1ee9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SegWit c\u0169ng thay \u0111\u1ed5i c\u00e1ch t\u00ednh Weight giao d\u1ecbch v\u00ec c\u00e1c byte witness \u0111\u01b0\u1ee3c t\u00ednh tr\u1ecdng s\u1ed1 kh\u00e1c v\u1edbi c\u00e1c byte kh\u00f4ng ph\u1ea3i witness. Do \u0111\u00f3, m\u1ed9t key spend Native SegWit ph\u1ed5 bi\u1ebfn c\u00f3 c\u1ea5u h\u00ecnh Weight kh\u00e1c v\u1edbi m\u1ed9t spend Legacy P2PKH t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. \u0110i\u1ec1u \u0111\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u00edch th\u01b0\u1edbc \u1ea3o khi UTXO \u0111\u01b0\u1ee3c chi ti\u00eau, nh\u01b0ng n\u00f3 v\u1eabn kh\u00f4ng c\u1ed1 \u0111\u1ecbnh t\u1ed5ng ph\u00ed tr\u01b0\u1edbc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00f9ng m\u1ed9t s\u1ed1 ti\u1ec1n BTC c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn chi ph\u00ed t\u01b0\u01a1ng lai kh\u00e1c nhau<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y xem x\u00e9t hai ng\u01b0\u1eddi d\u00f9ng m\u1ed7i ng\u01b0\u1eddi nh\u1eadn c\u00f9ng m\u1ed9t s\u1ed1 bitcoin. M\u1ed9t ng\u01b0\u1eddi nh\u1eadn output P2PKH v\u00e0 ng\u01b0\u1eddi kia nh\u1eadn output P2WPKH. Gi\u00e1 tr\u1ecb l\u00e0 gi\u1ed1ng h\u1ec7t nhau. C\u1ea5u tr\u00fac input t\u01b0\u01a1ng lai th\u00ec kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi c\u00e1c UTXO \u0111\u00f3 \u0111\u01b0\u1ee3c chi ti\u00eau sau n\u00e0y, d\u1eef li\u1ec7u m\u1edf kh\u00f3a c\u1ee7a ch\u00fang \u0111\u01b0\u1ee3c tu\u1ea7n t\u1ef1 h\u00f3a kh\u00e1c nhau. \u0110i\u1ec1u \u0111\u00f3 thay \u0111\u1ed5i Weight giao d\u1ecbch v\u00e0 do \u0111\u00f3 k\u00edch th\u01b0\u1edbc \u1ea3o. \u1ede c\u00f9ng m\u1ee9c sat\/vB, vSize kh\u00e1c nhau c\u00f3 ngh\u0129a l\u00e0 t\u1ed5ng ph\u00ed kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 m\u1ed9t k\u1ecbch b\u1ea3n k\u1ef9 thu\u1eadt minh h\u1ecda, kh\u00f4ng ph\u1ea3i b\u1ea3n ghi giao d\u1ecbch ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c tuy\u00ean b\u1ed1 v\u1ec1 m\u1ed9t v\u00ed c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lo\u1ea1i \u0111\u1ecba ch\u1ec9 v\u1eabn kh\u00f4ng <strong>kh\u00f4ng<\/strong> t\u1ef1 x\u00e1c \u0111\u1ecbnh ph\u00ed cu\u1ed1i c\u00f9ng. M\u1ed9t giao d\u1ecbch c\u00f3 nhi\u1ec1u \u0111\u1ea7u v\u00e0o SegWit hi\u1ec7u qu\u1ea3 c\u00f3 th\u1ec3 l\u1edbn h\u01a1n m\u1ed9t giao d\u1ecbch ch\u1ec9 c\u00f3 m\u1ed9t \u0111\u1ea7u v\u00e0o Legacy. S\u1ed1 l\u01b0\u1ee3ng \u0111\u1ea7u ra, ch\u1eef k\u00fd, \u0111\u01b0\u1eddng d\u1eabn script v\u00e0 m\u1ee9c ph\u00ed \u0111\u01b0\u1ee3c ch\u1ecdn c\u0169ng quan tr\u1ecdng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 bi\u1ebft m\u1ed1i quan h\u1ec7 \u0111\u1ea7y \u0111\u1ee7 gi\u1eefa Weight, k\u00edch th\u01b0\u1edbc \u1ea3o v\u00e0 sat\/vB, h\u00e3y \u0111\u1ecdc <a href=\"https:\/\/bitcointoolkit.top\/vi\/learn\/how-bitcoin-transaction-fees-work\/\">c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ph\u00ed giao d\u1ecbch Bitcoin<\/a>. Khi b\u1ea1n c\u1ea7n \u01b0\u1edbc t\u00ednh c\u1ee5 th\u1ec3 cho giao d\u1ecbch thay v\u00ec so s\u00e1nh kh\u00e1i ni\u1ec7m, h\u00e3y s\u1eed d\u1ee5ng <a href=\"https:\/\/bitcointoolkit.top\/vi\/tools\/bitcoin-transaction-fee-calculator\/\">Bitcoin M\u00e1y t\u00ednh ph\u00ed giao d\u1ecbch<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch l\u00e0 ki\u1ec3m tra c\u1ee7a ng\u01b0\u1eddi g\u1eedi<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t \u0111\u1ecba ch\u1ec9 Bitcoin h\u1ee3p l\u1ec7 kh\u00f4ng h\u1eefu \u00edch cho quy tr\u00ecnh thanh to\u00e1n n\u1ebfu v\u00ed g\u1eedi ho\u1eb7c d\u1ecbch v\u1ee5 r\u00fat ti\u1ec1n kh\u00f4ng hi\u1ec3u \u0111\u1ecbnh d\u1ea1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh \u00e1p d\u1ee5ng Native SegWit v\u00e0 sau \u0111\u00f3 l\u00e0 Taproot. M\u1ea1ng Bitcoin c\u00f3 th\u1ec3 nh\u1eadn ra lo\u1ea1i \u0111\u1ea7u ra trong khi c\u00e1c \u1ee9ng d\u1ee5ng c\u0169 thi\u1ebfu h\u1ed7 tr\u1ee3 \u0111\u1ec3 t\u1ea1o \u0111\u00edch \u0111\u1ebfn \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi d\u1ecbch v\u1ee5 t\u1eeb ch\u1ed1i \u0111\u1ecba ch\u1ec9 <code>bc1q<\/code> ho\u1eb7c <code>bc1p<\/code> \u0111\u1ecba ch\u1ec9, kh\u00f4ng thay \u0111\u1ed5i \u0111\u1ecba ch\u1ec9 theo c\u00e1ch th\u1ee7 c\u00f4ng. Kh\u00f4ng x\u00f3a k\u00fd t\u1ef1, thay \u0111\u1ed5i ti\u1ec1n t\u1ed1 ho\u1eb7c chuy\u1ec3n \u0111\u1ed5i qua m\u1ed9t trang web t\u00f9y \u00fd. S\u1eed d\u1ee5ng \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 m\u00e0 v\u00ed nh\u1eadn c\u1ee7a b\u1ea1n th\u1ef1c s\u1ef1 t\u1ea1o ra v\u00e0 ng\u01b0\u1eddi g\u1eedi h\u1ed7 tr\u1ee3 r\u00f5 r\u00e0ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">G\u1eedi gi\u1eefa c\u00e1c \u0111\u1ecbnh d\u1ea1ng kh\u00f4ng ph\u1ea3i l\u00e0 chuy\u1ec3n \u0111\u1ed5i<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n kh\u00f4ng c\u1ea7n v\u00ed Legacy \u0111\u1ec3 tr\u1ea3 cho \u0111\u1ecba ch\u1ec9 Legacy ho\u1eb7c v\u00ed Taproot \u0111\u1ec3 tr\u1ea3 cho \u0111\u1ecba ch\u1ec9 Taproot theo ngh\u0129a kh\u1edbp \u0111\u1ecbnh d\u1ea1ng ngu\u1ed3n v\u00e0 \u0111\u00edch. Giao d\u1ecbch g\u1eedi ti\u00eau th\u1ee5 b\u1ea5t k\u1ef3 UTXO n\u00e0o \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 m\u00e0 v\u00ed ch\u1ecdn v\u00e0 t\u1ea1o \u0111\u1ea7u ra m\u1edbi cho script \u0111\u00edch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e2u h\u1ecfi li\u00ean quan l\u00e0 li\u1ec7u ph\u1ea7n m\u1ec1m g\u1eedi c\u00f3 th\u1ec3 gi\u1ea3i m\u00e3 v\u00e0 x\u00e2y d\u1ef1ng \u0111\u1ea7u ra \u0111\u00edch \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u hay kh\u00f4ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110\u1ecba ch\u1ec9 h\u1ee3p l\u1ec7 v\u1eabn c\u00f3 th\u1ec3 sai<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ed5ng ki\u1ec3m tra b\u1eaft m\u1ed9t s\u1ed1 l\u1ed7i phi\u00ean \u00e2m. Ch\u00fang kh\u00f4ng x\u00e1c th\u1ef1c ng\u01b0\u1eddi nh\u1eadn d\u1ef1 ki\u1ebfn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i thay th\u1ebf \u0111\u1ecba ch\u1ec9 \u0111\u00e3 sao ch\u00e9p b\u1eb1ng m\u1ed9t \u0111\u1ecba ch\u1ec9 Bitcoin h\u1ee3p l\u1ec7 kh\u00e1c, b\u1ea3n thay th\u1ebf c\u00f3 th\u1ec3 v\u01b0\u1ee3t qua x\u00e1c th\u1ef1c t\u1ed5ng ki\u1ec3m tra ho\u00e0n h\u1ea3o. \u0110\u1ecbnh d\u1ea1ng k\u1ef9 thu\u1eadt l\u00e0 h\u1ee3p l\u1ec7; \u0111\u00edch \u0111\u1ebfn l\u00e0 sai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao \u201cv\u00ed \u0111\u00e3 ch\u1ea5p nh\u1eadn \u0111\u1ecba ch\u1ec9\u201d kh\u00f4ng ph\u1ea3i l\u00e0 ki\u1ec3m tra an to\u00e0n cu\u1ed1i c\u00f9ng. Ch\u1ea5p nh\u1eadn cho b\u1ea1n bi\u1ebft r\u1eb1ng ph\u1ea7n m\u1ec1m \u0111\u00e3 nh\u1eadn ra m\u1ed9t \u0111\u00edch \u0111\u1ebfn h\u1ee3p l\u1ec7 ho\u1eb7c \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3. N\u00f3 kh\u00f4ng ch\u1ee9ng minh \u0111\u1ecba ch\u1ec9 \u0111\u1ebfn t\u1eeb \u0111\u00e2u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">X\u00e1c minh tr\u01b0\u1edbc khi g\u1eedi<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t quy tr\u00ecnh x\u00e1c minh h\u1eefu \u00edch t\u00e1ch bi\u1ec7t x\u00e1c th\u1ef1c \u0111\u1ecbnh d\u1ea1ng kh\u1ecfi x\u00e1c th\u1ef1c ng\u01b0\u1eddi nh\u1eadn.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>X\u00e1c nh\u1eadn m\u1ea1ng.<\/strong> \u0110\u1ea3m b\u1ea3o v\u00ed ho\u1eb7c d\u1ecbch v\u1ee5 \u0111ang g\u1eedi Bitcoin tr\u00ean m\u1ea1ng Bitcoin d\u1ef1 ki\u1ebfn thay v\u00ec t\u00e0i s\u1ea3n kh\u00e1c ho\u1eb7c m\u00f4i tr\u01b0\u1eddng th\u1eed nghi\u1ec7m.<\/li>\n\n\n\n<li><strong>\u0110\u1ecdc h\u1ecd \u0111\u1ecba ch\u1ec9.<\/strong> A <code>1<\/code>, <code>3<\/code>, <code>bc1q<\/code> ho\u1eb7c <code>bc1p<\/code> ti\u1ec1n t\u1ed1 cung c\u1ea5p cho b\u1ea1n manh m\u1ed1i \u0111\u1ecbnh d\u1ea1ng ban \u0111\u1ea7u.<\/li>\n\n\n\n<li><strong>X\u00e1c nh\u1eadn h\u1ed7 tr\u1ee3 c\u1ee7a ng\u01b0\u1eddi g\u1eedi.<\/strong> D\u1ecbch v\u1ee5 r\u00fat ti\u1ec1n ho\u1eb7c v\u00ed ph\u1ea3i ch\u1ea5p nh\u1eadn r\u00f5 r\u00e0ng \u0111\u1ecbnh d\u1ea1ng \u0111\u00edch.<\/li>\n\n\n\n<li><strong>X\u00e1c minh \u0111\u00edch \u0111\u1ebfn qua k\u00eanh \u0111\u00e1ng tin c\u1eady.<\/strong> So s\u00e1nh \u0111\u1ecba ch\u1ec9 \u0111\u1ea7y \u0111\u1ee7 tr\u00ean m\u00e0n h\u00ecnh \u0111\u00e1ng tin c\u1eady khi th\u1ef1c t\u1ebf thay v\u00ec ch\u1ec9 d\u1ef1a v\u00e0o m\u1ed9t v\u00e0i k\u00fd t\u1ef1 \u0111\u1ea7u v\u00e0 cu\u1ed1i.<\/li>\n\n\n\n<li><strong>Xem l\u1ea1i m\u00e0n h\u00ecnh giao d\u1ecbch cu\u1ed1i c\u00f9ng c\u1ee7a v\u00ed.<\/strong> X\u00e1c nh\u1eadn ng\u01b0\u1eddi nh\u1eadn, s\u1ed1 ti\u1ec1n, ph\u00ed m\u1ea1ng v\u00e0 b\u1ea5t k\u1ef3 ti\u1ec1n th\u1eeba n\u00e0o tr\u01b0\u1edbc khi k\u00fd.<\/li>\n\n\n\n<li><strong>B\u1ea3o v\u1ec7 v\u1eadt li\u1ec7u ri\u00eang t\u01b0.<\/strong> X\u00e1c minh \u0111\u1ecba ch\u1ec9 nh\u1eadn kh\u00f4ng bao gi\u1edd y\u00eau c\u1ea7u b\u1ea1n nh\u1eadp c\u1ee5m t\u1eeb h\u1ea1t gi\u1ed1ng ho\u1eb7c kh\u00f3a ri\u00eang t\u01b0 v\u00e0o m\u1ed9t trang web.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c chuy\u1ec3n kho\u1ea3n l\u1edbn ho\u1eb7c nh\u1ea1y c\u1ea3m v\u1ec1 m\u1eb7t ho\u1ea1t \u0111\u1ed9ng, c\u00e1c t\u1ed5 ch\u1ee9c th\u01b0\u1eddng th\u00eam quy tr\u00ecnh x\u00e1c minh \u0111\u00edch \u0111\u1ed9c l\u1eadp. C\u00e1c quy tr\u00ecnh \u0111\u00f3 l\u00e0 ki\u1ec3m so\u00e1t ho\u1ea1t \u0111\u1ed9ng, kh\u00f4ng ph\u1ea3i l\u00e0 thu\u1ed9c t\u00ednh c\u1ee7a m\u1ed9t \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 Bitcoin c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u00e1i s\u1eed d\u1ee5ng \u0111\u1ecba ch\u1ec9 l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 ri\u00eang bi\u1ec7t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t \u0111\u1ecba ch\u1ec9 Bitcoin kh\u00f4ng h\u1ebft h\u1ea1n \u1edf c\u1ea5p \u0111\u1ed9 giao th\u1ee9c ch\u1ec9 v\u00ec n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t l\u1ea7n. N\u1ebfu \u0111i\u1ec1u ki\u1ec7n chi ti\u00eau t\u01b0\u01a1ng \u1ee9ng v\u1eabn c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t, c\u00e1c kho\u1ea3n thanh to\u00e1n trong t\u01b0\u01a1ng lai \u0111\u1ebfn c\u00f9ng \u0111\u1ecba ch\u1ec9 v\u1eabn c\u00f3 th\u1ec3 t\u1ea1o \u0111\u1ea7u ra h\u1ee3p l\u1ec7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u \u0111\u00f3 kh\u00f4ng l\u00e0m cho vi\u1ec7c t\u00e1i s\u1eed d\u1ee5ng \u0111\u1ecba ch\u1ec9 tr\u1edf n\u00ean mong mu\u1ed1n. T\u00e1i s\u1eed d\u1ee5ng \u0111\u1ecba ch\u1ec9 nh\u1eadn c\u00f3 th\u1ec3 l\u00e0m cho c\u00e1c giao d\u1ecbch d\u1ec5 li\u00ean k\u1ebft h\u01a1n tr\u00ean blockchain c\u00f4ng khai v\u00e0 c\u00f3 th\u1ec3 gi\u1ea3m quy\u1ec1n ri\u00eang t\u01b0.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e2u h\u1ecfi v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0 n\u00e0y t\u00e1ch bi\u1ec7t v\u1edbi vi\u1ec7c \u0111\u1ecba ch\u1ec9 l\u00e0 P2PKH, P2SH, P2WPKH hay P2TR. M\u1ed9t \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 hi\u1ec7n \u0111\u1ea1i kh\u00f4ng l\u00e0m cho vi\u1ec7c s\u1eed d\u1ee5ng l\u1eb7p l\u1ea1i c\u00f9ng m\u1ed9t \u0111\u00edch \u0111\u1ebfn hi\u1ec3n th\u1ecb tr\u1edf n\u00ean ri\u00eang t\u01b0.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Gi\u1edbi h\u1ea1n c\u1ee7a x\u00e1c th\u1ef1c \u0111\u1ecba ch\u1ec9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">X\u00e1c th\u1ef1c \u0111\u1ecbnh d\u1ea1ng tr\u1ea3 l\u1eddi m\u1ed9t c\u00e2u h\u1ecfi h\u1eb9p: li\u1ec7u chu\u1ed7i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i m\u00e3 nh\u01b0 lo\u1ea1i \u0111\u00edch Bitcoin d\u1ef1 ki\u1ebfn theo c\u00e1c quy t\u1eafc \u0111\u1ecba ch\u1ec9 li\u00ean quan hay kh\u00f4ng. N\u00f3 kh\u00f4ng x\u00e1c th\u1ef1c ng\u01b0\u1eddi cung c\u1ea5p n\u00f3, ch\u1ee9ng minh quy\u1ec1n s\u1edf h\u1eefu kh\u00f3a ri\u00eang t\u01b0, ch\u1ee9ng minh t\u1ed5ng s\u1ed1 d\u01b0 c\u1ee7a v\u00ed, \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 \u0111\u1ecbnh d\u1ea1ng ho\u1eb7c x\u00e1c \u0111\u1ecbnh ph\u00ed giao d\u1ecbch cu\u1ed1i c\u00f9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3 c\u0169ng kh\u00f4ng th\u1ec3 ti\u1ebft l\u1ed9 th\u00f4ng tin c\u1ed1 t\u00ecnh \u1ea9n b\u1edfi c\u1ea5u tr\u00fac \u0111\u1ea7u ra. M\u1ed9t \u0111\u1ecba ch\u1ec9 P2SH kh\u00f4ng ti\u1ebft l\u1ed9 script redeem \u0111\u1ea7y \u0111\u1ee7 tr\u01b0\u1edbc khi chi ti\u00eau, v\u00e0 m\u1ed9t \u0111\u1ecba ch\u1ec9 P2TR kh\u00f4ng cho b\u1ea1n bi\u1ebft tr\u01b0\u1edbc li\u1ec7u chi ti\u00eau trong t\u01b0\u01a1ng lai s\u1ebd s\u1eed d\u1ee5ng \u0111\u01b0\u1eddng d\u1eabn kh\u00f3a hay ti\u1ebft l\u1ed9 \u0111\u01b0\u1eddng d\u1eabn script. H\u00e3y coi vi\u1ec7c gi\u1ea3i m\u00e3 th\u00e0nh c\u00f4ng l\u00e0 m\u1ed9t ki\u1ec3m tra trong quy tr\u00ecnh thanh to\u00e1n, kh\u00f4ng ph\u1ea3i l\u00e0 b\u1eb1ng ch\u1ee9ng r\u1eb1ng m\u1ecdi gi\u1ea3 \u0111\u1ecbnh xung quanh l\u00e0 \u0111\u00fang.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ch\u1ecdn \u0111\u1ecbnh d\u1ea1ng nh\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c \u0111\u1ecbnh an to\u00e0n nh\u1ea5t l\u00e0 s\u1eed d\u1ee5ng \u0111\u1ecba ch\u1ec9 \u0111\u01b0\u1ee3c t\u1ea1o b\u1edfi v\u00ed m\u00e0 b\u1ea1n th\u1ef1c s\u1ef1 ki\u1ec3m so\u00e1t thay v\u00ec t\u1ef1 x\u00e2y d\u1ef1ng ho\u1eb7c chuy\u1ec3n \u0111\u1ed5i \u0111\u1ecba ch\u1ec9 theo c\u00e1ch th\u1ee7 c\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu v\u00ed nh\u1eadn cung c\u1ea5p nhi\u1ec1u lo\u1ea1i \u0111\u1ecba ch\u1ec9, h\u00e3y s\u1eed d\u1ee5ng lo\u1ea1i ph\u00f9 h\u1ee3p v\u1edbi ch\u00ednh s\u00e1ch script d\u1ef1 ki\u1ebfn c\u1ee7a v\u00ed v\u00e0 lo\u1ea1i m\u00e0 ng\u01b0\u1eddi g\u1eedi c\u00f3 th\u1ec3 gi\u1ea3i m\u00e3. \u0110\u1ecba ch\u1ec9 P2WPKH ph\u00f9 h\u1ee3p khi v\u00ed c\u1ed1 \u00fd t\u1ea1o \u0111\u00edch key-hash witness-version-0. \u0110\u1ecba ch\u1ec9 P2TR ph\u00f9 h\u1ee3p khi v\u00ed c\u1ed1 \u00fd t\u1ea1o \u0111\u00edch Taproot v\u00e0 ng\u01b0\u1eddi g\u1eedi h\u1ed7 tr\u1ee3 n\u00f3. C\u00e1c \u0111\u00edch P2PKH ho\u1eb7c P2SH c\u0169 h\u01a1n v\u1eabn h\u1ee3p l\u1ec7 khi quy tr\u00ecnh l\u00e0m vi\u1ec7c y\u00eau c\u1ea7u c\u00e1c \u0111\u1ecbnh d\u1ea1ng \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng ch\u1ecdn \u0111\u1ecbnh d\u1ea1ng ch\u1ec9 v\u00ec ai \u0111\u00f3 tuy\u00ean b\u1ed1 n\u00f3 \u201cr\u1ebb nh\u1ea5t.\u201d \u0110\u1ea7u ra b\u1ea1n t\u1ea1o h\u00f4m nay ch\u1ec9 tr\u1edf th\u00e0nh \u0111\u1ea7u v\u00e0o khi n\u00f3 \u0111\u01b0\u1ee3c chi ti\u00eau sau n\u00e0y, v\u00e0 chi ph\u00ed cu\u1ed1i c\u00f9ng c\u1ee7a giao d\u1ecbch t\u01b0\u01a1ng lai \u0111\u00f3 ph\u1ee5 thu\u1ed9c v\u00e0o c\u1ea5u tr\u00fac giao d\u1ecbch \u0111\u1ea7y \u0111\u1ee7 v\u00e0 t\u1ef7 l\u1ec7 ph\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ecba ch\u1ec9 n\u00ean \u0111\u1ebfn t\u1eeb v\u00ed nh\u1eadn. Ng\u01b0\u1eddi g\u1eedi n\u00ean h\u1ed7 tr\u1ee3 n\u00f3. M\u1ea1ng l\u01b0\u1edbi n\u00ean kh\u1edbp. Ba ki\u1ec3m tra \u0111\u00f3 quan tr\u1ecdng h\u01a1n vi\u1ec7c theo \u0111u\u1ed5i m\u1ed9t ti\u1ec1n t\u1ed1 ri\u00eang l\u1ebb.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 \u0111\u1ecba ch\u1ec9 Bitcoin<\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa bc1q v\u00e0 bc1p l\u00e0 g\u00ec?<\/summary>\n<p class=\"wp-block-paragraph\"><code>bc1q<\/code> th\u01b0\u1eddng l\u00e0 ph\u1ea7n \u0111\u1ea7u c\u1ee7a \u0111\u1ecba ch\u1ec9 witness-version-0 mainnet Bitcoin \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a b\u1eb1ng Bech32, ch\u1eb3ng h\u1ea1n nh\u01b0 P2WPKH ho\u1eb7c P2WSH. <code>bc1p<\/code> x\u00e1c \u0111\u1ecbnh \u0111\u1ecba ch\u1ec9 P2TR witness-version-1 mainnet \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a b\u1eb1ng Bech32m.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>C\u00f3 ph\u1ea3i m\u1ecdi \u0111\u1ecba ch\u1ec9 Bitcoin b\u1eaft \u0111\u1ea7u b\u1eb1ng 3 \u0111\u1ec1u s\u1eed d\u1ee5ng SegWit?<\/summary>\n<p class=\"wp-block-paragraph\">Kh\u00f4ng. M\u1ed9t \u0111\u1ecba ch\u1ec9 mainnet b\u1eaft \u0111\u1ea7u b\u1eb1ng <code>3<\/code> l\u00e0 \u0111\u1ecba ch\u1ec9 P2SH. SegWit l\u1ed3ng nhau c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng P2SH, nh\u01b0ng P2SH c\u00f3 th\u1ec3 cam k\u1ebft v\u1edbi c\u00e1c redeem script kh\u00e1c, v\u00ec v\u1eady ch\u1ec9 ri\u00eang ti\u1ec1n t\u1ed1 kh\u00f4ng ch\u1ee9ng minh r\u1eb1ng \u0111\u1ea7u ra l\u00e0 SegWit l\u1ed3ng nhau.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u0110\u1ecba ch\u1ec9 Bitcoin c\u00f3 ph\u00e2n bi\u1ec7t ch\u1eef hoa ch\u1eef th\u01b0\u1eddng kh\u00f4ng?<\/summary>\n<p class=\"wp-block-paragraph\">\u0110\u1ecba ch\u1ec9 Base58Check s\u1eed d\u1ee5ng b\u1ea3ng ch\u1eef c\u00e1i ph\u00e2n bi\u1ec7t ch\u1eef hoa ch\u1eef th\u01b0\u1eddng. M\u00e3 h\u00f3a Bech32 v\u00e0 Bech32m kh\u00f4ng \u0111\u01b0\u1ee3c tr\u1ed9n l\u1eabn ch\u1eef hoa v\u00e0 ch\u1eef th\u01b0\u1eddng; v\u00ed Bitcoin th\u01b0\u1eddng hi\u1ec3n th\u1ecb ch\u00fang \u1edf d\u1ea1ng ch\u1eef th\u01b0\u1eddng. Kh\u00f4ng thay \u0111\u1ed5i ch\u1eef hoa ch\u1eef th\u01b0\u1eddng c\u1ee7a \u0111\u1ecba ch\u1ec9 theo c\u00e1ch th\u1ee7 c\u00f4ng.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>T\u00f4i c\u00f3 th\u1ec3 g\u1eedi Bitcoin t\u1eeb lo\u1ea1i \u0111\u1ecba ch\u1ec9 n\u00e0y sang lo\u1ea1i \u0111\u1ecba ch\u1ec9 kh\u00e1c kh\u00f4ng?<\/summary>\n<p class=\"wp-block-paragraph\">C\u00f3, khi v\u00ed g\u1eedi h\u1ed7 tr\u1ee3 \u0111\u1ecbnh d\u1ea1ng \u0111\u00edch. M\u1ed9t giao d\u1ecbch c\u00f3 th\u1ec3 chi ti\u00eau m\u1ed9t lo\u1ea1i \u0111\u1ea7u v\u00e0o \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 v\u00e0 t\u1ea1o m\u1ed9t lo\u1ea1i \u0111\u1ea7u ra \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 kh\u00e1c. Ti\u1ec1n t\u1ed1 ngu\u1ed3n v\u00e0 \u0111\u00edch kh\u00f4ng c\u1ea7n ph\u1ea3i kh\u1edbp.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u0110\u1ecba ch\u1ec9 Bitcoin c\u00f3 h\u1ebft h\u1ea1n kh\u00f4ng?<\/summary>\n<p class=\"wp-block-paragraph\">Kh\u00f4ng c\u00f3 quy t\u1eafc giao th\u1ee9c n\u00e0o l\u00e0m cho \u0111\u1ecba ch\u1ec9 Bitcoin th\u00f4ng th\u01b0\u1eddng h\u1ebft h\u1ea1n sau m\u1ed9t ng\u00e0y nh\u1ea5t \u0111\u1ecbnh ho\u1eb7c sau m\u1ed9t l\u1ea7n thanh to\u00e1n. V\u00ed th\u01b0\u1eddng t\u1ea1o \u0111\u1ecba ch\u1ec9 nh\u1eadn m\u1edbi v\u00ec vi\u1ec7c t\u00e1i s\u1eed d\u1ee5ng \u0111\u1ecba ch\u1ec9 c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m quy\u1ec1n ri\u00eang t\u01b0, kh\u00f4ng ph\u1ea3i v\u00ec c\u00e1c \u0111\u1ecba ch\u1ec9 \u0111\u01b0\u1ee3c t\u1ea1o tr\u01b0\u1edbc \u0111\u00f3 t\u1ef1 \u0111\u1ed9ng tr\u1edf n\u00ean kh\u00f4ng h\u1ee3p l\u1ec7.<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>T\u00f4i n\u00ean s\u1eed d\u1ee5ng lo\u1ea1i \u0111\u1ecba ch\u1ec9 Bitcoin n\u00e0o?<\/summary>\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng \u0111\u1ecba ch\u1ec9 \u0111\u01b0\u1ee3c t\u1ea1o b\u1edfi v\u00ed nh\u1eadn cho m\u1ea1ng Bitcoin v\u00e0 lo\u1ea1i script b\u1ea1n \u0111\u1ecbnh s\u1eed d\u1ee5ng, sau \u0111\u00f3 x\u00e1c nh\u1eadn r\u1eb1ng ng\u01b0\u1eddi g\u1eedi h\u1ed7 tr\u1ee3 \u0111\u1ecbnh d\u1ea1ng \u0111\u00f3. SegWit g\u1ed1c ph\u1ed5 bi\u1ebfn cho c\u00e1c kho\u1ea3n thanh to\u00e1n hi\u1ec7n \u0111\u1ea1i, trong khi Taproot ph\u00f9 h\u1ee3p khi c\u1ea3 hai b\u00ean h\u1ed7 tr\u1ee3 P2TR. Kh\u00f4ng t\u1ef1 chuy\u1ec3n \u0111\u1ed5i \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 n\u00e0y sang \u0111\u1ecbnh d\u1ea1ng kh\u00e1c.<\/p>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading\">Ngu\u1ed3n K\u1ef9 Thu\u1eadt<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4 t\u1ea3 \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 \u1edf tr\u00ean d\u1ef1a tr\u00ean \u0110\u1ec1 xu\u1ea5t c\u1ea3i ti\u1ebfn Bitcoin v\u00e0 t\u00e0i li\u1ec7u Bitcoin Core. C\u00e1c t\u00e0i li\u1ec7u tham kh\u1ea3o n\u00e0y x\u00e1c \u0111\u1ecbnh m\u00e3 h\u00f3a \u0111\u1ecba ch\u1ec9, ch\u01b0\u01a1ng tr\u00ecnh witness v\u00e0 h\u00e0nh vi script; ch\u00fang kh\u00f4ng ch\u1ee9ng minh danh t\u00ednh ho\u1eb7c \u0111\u1ed9 an to\u00e0n c\u1ee7a m\u1ed9t \u0111\u1ecba ch\u1ec9 nh\u1eadn c\u1ee5 th\u1ec3. C\u00e1ch ti\u1ebfp c\u1eadn ngu\u1ed3n r\u1ed9ng h\u01a1n c\u1ee7a BitcoinToolkit \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 tr\u00ean <a href=\"https:\/\/bitcointoolkit.top\/vi\/data-sources\/\">Ngu\u1ed3n d\u1eef li\u1ec7u<\/a> page.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/github.com\/bitcoin\/bips\/blob\/master\/bip-0013.mediawiki\" target=\"_blank\" rel=\"noopener noreferrer\">BIP 13: \u0110\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 cho pay-to-script-hash<\/a> \u2014 ch\u1ec9 \u0111\u1ecbnh \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 P2SH Base58Check.<\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/bitcoin\/bips\/blob\/master\/bip-0016.mediawiki\" target=\"_blank\" rel=\"noopener noreferrer\">BIP 16: Thanh to\u00e1n b\u1eb1ng Script Hash<\/a> \u2014 x\u00e1c \u0111\u1ecbnh m\u00f4 h\u00ecnh chi ti\u00eau P2SH v\u00e0 \u0111\u00e1nh gi\u00e1 redeem-script.<\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/bitcoin\/bips\/blob\/master\/bip-0049.mediawiki\" target=\"_blank\" rel=\"noopener noreferrer\">BIP 49: S\u01a1 \u0111\u1ed3 d\u1eabn xu\u1ea5t cho P2WPKH-l\u1ed3ng-trong-P2SH<\/a> \u2014 ghi l\u1ea1i c\u1ea5u tr\u00fac SegWit l\u1ed3ng nhau m\u1ed9t kh\u00f3a ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c th\u1ea3o lu\u1eadn trong h\u01b0\u1edbng d\u1eabn n\u00e0y.<\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/bitcoin\/bips\/blob\/master\/bip-0141.mediawiki\" target=\"_blank\" rel=\"noopener noreferrer\">BIP 141: Segregated Witness<\/a> \u2014 x\u00e1c \u0111\u1ecbnh ch\u01b0\u01a1ng tr\u00ecnh witness, Weight giao d\u1ecbch v\u00e0 ng\u1eef ngh\u0129a \u0111\u1ea7u ra SegWit.<\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/bitcoin\/bips\/blob\/master\/bip-0173.mediawiki\" target=\"_blank\" rel=\"noopener noreferrer\">BIP 173: \u0110\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 Base32 cho \u0111\u1ea7u ra witness v0-16 g\u1ed1c<\/a> \u2014 gi\u1edbi thi\u1ec7u m\u00e3 h\u00f3a \u0111\u1ecba ch\u1ec9 SegWit g\u1ed1c Bech32.<\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/bitcoin\/bips\/blob\/master\/bip-0350.mediawiki\" target=\"_blank\" rel=\"noopener noreferrer\">BIP 350: \u0110\u1ecbnh d\u1ea1ng Bech32m cho \u0111\u1ecba ch\u1ec9 witness v1+<\/a> \u2014 x\u00e1c \u0111\u1ecbnh Bech32m v\u00e0 quy t\u1eafc checksum cho c\u00e1c phi\u00ean b\u1ea3n witness m\u1edbi h\u01a1n.<\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/bitcoin\/bips\/blob\/master\/bip-0341.mediawiki\" target=\"_blank\" rel=\"noopener noreferrer\">BIP 341: Taproot<\/a> \u2014 x\u00e1c \u0111\u1ecbnh quy t\u1eafc \u0111\u1ea7u ra v\u00e0 chi ti\u00eau Taproot, bao g\u1ed3m witness version 1 P2TR.<\/li>\n\n\n\n<li><a href=\"https:\/\/github.com\/bitcoin\/bitcoin\/blob\/master\/doc\/descriptors.md\" target=\"_blank\" rel=\"noopener noreferrer\">B\u1ed9 m\u00f4 t\u1ea3 \u0111\u1ea7u ra Bitcoin Core<\/a> \u2014 ghi l\u1ea1i c\u00e1c m\u00f4 t\u1ea3 c\u00f3 c\u1ea5u tr\u00fac v\u1ec1 script \u0111\u1ea7u ra Bitcoin ph\u1ed5 bi\u1ebfn v\u00e0 bi\u1ec3u th\u1ee9c kh\u00f3a.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>So s\u00e1nh c\u00e1c \u0111\u1ecbnh d\u1ea1ng \u0111\u1ecba ch\u1ec9 legacy, nested SegWit, native SegWit v\u00e0 Taproot, ti\u1ec1n t\u1ed1, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u00e0 gi\u1edbi h\u1ea1n an to\u00e0n.<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-9","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Bitcoin Address Types Explained: Legacy, SegWit &amp; Taproot<\/title>\n<meta name=\"description\" content=\"Learn how Bitcoin address types differ, including Legacy, SegWit and Taproot formats, prefixes, scripts, compatibility, fees and sending checks.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bitcointoolkit.top\/vi\/learn\/bitcoin-address-types-explained\/\" \/>\n<meta property=\"og:locale\" content=\"vi\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bitcoin Address Types Explained: Legacy, SegWit &amp; Taproot\" \/>\n<meta property=\"og:description\" content=\"Learn how Bitcoin address types differ, including Legacy, SegWit and Taproot formats, prefixes, scripts, compatibility, fees and sending checks.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/bitcointoolkit.top\/vi\/learn\/bitcoin-address-types-explained\/\" \/>\n<meta property=\"og:site_name\" content=\"BitcoinToolkit\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-25T01:36:21+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-11T22:24:01+00:00\" \/>\n<meta name=\"author\" content=\"BitcoinToolkit Editorial Team\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Bitcoin Address Types Explained: Legacy, SegWit &amp; Taproot\" \/>\n<meta name=\"twitter:description\" content=\"Learn how Bitcoin address types differ, including Legacy, SegWit and Taproot formats, prefixes, scripts, compatibility, fees and sending checks.\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"BitcoinToolkit Editorial Team\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"17 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/learn\\\/bitcoin-address-types-explained\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/learn\\\/bitcoin-address-types-explained\\\/\"},\"author\":{\"name\":\"BitcoinToolkit Editorial Team\",\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/#\\\/schema\\\/person\\\/3a6edd68bc83acbe391e282c465316b0\"},\"headline\":\"Bitcoin Address Types Explained\",\"datePublished\":\"2026-07-25T01:36:21+00:00\",\"dateModified\":\"2026-08-11T22:24:01+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/learn\\\/bitcoin-address-types-explained\\\/\"},\"wordCount\":3164,\"articleSection\":[\"\u672a\u5206\u7c7b\"],\"inLanguage\":\"vi\",\"publisher\":{\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/vi\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/learn\\\/bitcoin-address-types-explained\\\/\",\"url\":\"https:\\\/\\\/bitcointoolkit.top\\\/learn\\\/bitcoin-address-types-explained\\\/\",\"name\":\"Bitcoin Address Types Explained: Legacy, SegWit & Taproot\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/#website\"},\"datePublished\":\"2026-07-25T01:36:21+00:00\",\"dateModified\":\"2026-08-11T22:24:01+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/#\\\/schema\\\/person\\\/3a6edd68bc83acbe391e282c465316b0\"},\"description\":\"Learn how Bitcoin address types differ, including Legacy, SegWit and Taproot formats, prefixes, scripts, compatibility, fees and sending checks.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/learn\\\/bitcoin-address-types-explained\\\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/bitcointoolkit.top\\\/learn\\\/bitcoin-address-types-explained\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/learn\\\/bitcoin-address-types-explained\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/bitcointoolkit.top\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Bitcoin Address Types Explained\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/#website\",\"url\":\"https:\\\/\\\/bitcointoolkit.top\\\/\",\"name\":\"BitcoinToolkit\",\"description\":\"Crypto tools, coin guides and practical blockchain knowledge.\",\"alternateName\":\"Bitcoin Toolkit\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/bitcointoolkit.top\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\",\"publisher\":{\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/vi\\\/#organization\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/#\\\/schema\\\/person\\\/3a6edd68bc83acbe391e282c465316b0\",\"name\":\"BitcoinToolkit Editorial Team\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/09bb340fde5ded6d5007f57c9d8bb0b6ffce10c727945a5445ee820491c5aead?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/09bb340fde5ded6d5007f57c9d8bb0b6ffce10c727945a5445ee820491c5aead?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/09bb340fde5ded6d5007f57c9d8bb0b6ffce10c727945a5445ee820491c5aead?s=96&d=mm&r=g\",\"caption\":\"BitcoinToolkit Editorial Team\"},\"description\":\"The publishing identity used for BitcoinToolkit material reviewed and released by the site owner. It is not presented as a named external expert. The team is responsible for source selection, technical checks, updates and corrections.\",\"sameAs\":[\"https:\\\/\\\/bitcointoolkit.top\"],\"url\":\"https:\\\/\\\/bitcointoolkit.top\\\/vi\\\/learn\\\/author\\\/bitcointoolkit-editorial-team\\\/\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/bitcointoolkit.top\\\/vi\\\/#organization\",\"name\":\"BitcoinToolkit\",\"alternateName\":\"Bitcoin Toolkit\",\"url\":\"https:\\\/\\\/bitcointoolkit.top\\\/vi\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Gi\u1ea3i Th\u00edch C\u00e1c Lo\u1ea1i \u0110\u1ecba Ch\u1ec9 Bitcoin: Legacy, SegWit &amp; Taproot","description":"T\u00ecm hi\u1ec3u c\u00e1ch c\u00e1c lo\u1ea1i \u0111\u1ecba ch\u1ec9 Bitcoin kh\u00e1c nhau, bao g\u1ed3m c\u00e1c \u0111\u1ecbnh d\u1ea1ng Legacy, SegWit v\u00e0 Taproot, ti\u1ec1n t\u1ed1, script, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch, ph\u00ed v\u00e0 ki\u1ec3m tra g\u1eedi ti\u1ec1n.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/bitcointoolkit.top\/vi\/learn\/bitcoin-address-types-explained\/","og_locale":"vi","og_type":"article","og_title":"Bitcoin Address Types Explained: Legacy, SegWit & Taproot","og_description":"Learn how Bitcoin address types differ, including Legacy, SegWit and Taproot formats, prefixes, scripts, compatibility, fees and sending checks.","og_url":"https:\/\/bitcointoolkit.top\/vi\/learn\/bitcoin-address-types-explained\/","og_site_name":"BitcoinToolkit","article_published_time":"2026-07-25T01:36:21+00:00","article_modified_time":"2026-08-11T22:24:01+00:00","author":"BitcoinToolkit Editorial Team","twitter_card":"summary_large_image","twitter_title":"Bitcoin Address Types Explained: Legacy, SegWit & Taproot","twitter_description":"Learn how Bitcoin address types differ, including Legacy, SegWit and Taproot formats, prefixes, scripts, compatibility, fees and sending checks.","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"BitcoinToolkit Editorial Team","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"17 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/bitcointoolkit.top\/learn\/bitcoin-address-types-explained\/#article","isPartOf":{"@id":"https:\/\/bitcointoolkit.top\/learn\/bitcoin-address-types-explained\/"},"author":{"name":"BitcoinToolkit Editorial Team","@id":"https:\/\/bitcointoolkit.top\/#\/schema\/person\/3a6edd68bc83acbe391e282c465316b0"},"headline":"Bitcoin Address Types Explained","datePublished":"2026-07-25T01:36:21+00:00","dateModified":"2026-08-11T22:24:01+00:00","mainEntityOfPage":{"@id":"https:\/\/bitcointoolkit.top\/learn\/bitcoin-address-types-explained\/"},"wordCount":3164,"articleSection":["\u672a\u5206\u7c7b"],"inLanguage":"vi","publisher":{"@id":"https:\/\/bitcointoolkit.top\/vi\/#organization"}},{"@type":"WebPage","@id":"https:\/\/bitcointoolkit.top\/learn\/bitcoin-address-types-explained\/","url":"https:\/\/bitcointoolkit.top\/learn\/bitcoin-address-types-explained\/","name":"Gi\u1ea3i Th\u00edch C\u00e1c Lo\u1ea1i \u0110\u1ecba Ch\u1ec9 Bitcoin: Legacy, SegWit &amp; Taproot","isPartOf":{"@id":"https:\/\/bitcointoolkit.top\/#website"},"datePublished":"2026-07-25T01:36:21+00:00","dateModified":"2026-08-11T22:24:01+00:00","author":{"@id":"https:\/\/bitcointoolkit.top\/#\/schema\/person\/3a6edd68bc83acbe391e282c465316b0"},"description":"T\u00ecm hi\u1ec3u c\u00e1ch c\u00e1c lo\u1ea1i \u0111\u1ecba ch\u1ec9 Bitcoin kh\u00e1c nhau, bao g\u1ed3m c\u00e1c \u0111\u1ecbnh d\u1ea1ng Legacy, SegWit v\u00e0 Taproot, ti\u1ec1n t\u1ed1, script, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch, ph\u00ed v\u00e0 ki\u1ec3m tra g\u1eedi ti\u1ec1n.","breadcrumb":{"@id":"https:\/\/bitcointoolkit.top\/learn\/bitcoin-address-types-explained\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/bitcointoolkit.top\/learn\/bitcoin-address-types-explained\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/bitcointoolkit.top\/learn\/bitcoin-address-types-explained\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/bitcointoolkit.top\/"},{"@type":"ListItem","position":2,"name":"Bitcoin Address Types Explained"}]},{"@type":"WebSite","@id":"https:\/\/bitcointoolkit.top\/#website","url":"https:\/\/bitcointoolkit.top\/","name":"BitcoinToolkit","description":"C\u00f4ng c\u1ee5 ti\u1ec1n \u0111i\u1ec7n t\u1eed, h\u01b0\u1edbng d\u1eabn v\u1ec1 coin v\u00e0 ki\u1ebfn th\u1ee9c blockchain th\u1ef1c t\u1ebf.","alternateName":"Bitcoin Toolkit","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/bitcointoolkit.top\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi","publisher":{"@id":"https:\/\/bitcointoolkit.top\/vi\/#organization"}},{"@type":"Person","@id":"https:\/\/bitcointoolkit.top\/#\/schema\/person\/3a6edd68bc83acbe391e282c465316b0","name":"Nh\u00f3m Bi\u00ean T\u1eadp BitcoinToolkit","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/secure.gravatar.com\/avatar\/09bb340fde5ded6d5007f57c9d8bb0b6ffce10c727945a5445ee820491c5aead?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/09bb340fde5ded6d5007f57c9d8bb0b6ffce10c727945a5445ee820491c5aead?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/09bb340fde5ded6d5007f57c9d8bb0b6ffce10c727945a5445ee820491c5aead?s=96&d=mm&r=g","caption":"BitcoinToolkit Editorial Team"},"description":"Danh t\u00ednh xu\u1ea5t b\u1ea3n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho t\u00e0i li\u1ec7u BitcoinToolkit \u0111\u01b0\u1ee3c ch\u1ee7 s\u1edf h\u1eefu trang web xem x\u00e9t v\u00e0 ph\u00e1t h\u00e0nh. N\u00f3 kh\u00f4ng \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y nh\u01b0 m\u1ed9t chuy\u00ean gia b\u00ean ngo\u00e0i c\u00f3 t\u00ean tu\u1ed5i. Nh\u00f3m ch\u1ecbu tr\u00e1ch nhi\u1ec7m l\u1ef1a ch\u1ecdn ngu\u1ed3n, ki\u1ec3m tra k\u1ef9 thu\u1eadt, c\u1eadp nh\u1eadt v\u00e0 s\u1eeda ch\u1eefa.","sameAs":["https:\/\/bitcointoolkit.top"],"url":"https:\/\/bitcointoolkit.top\/vi\/learn\/author\/bitcointoolkit-editorial-team\/"},{"@type":"Organization","@id":"https:\/\/bitcointoolkit.top\/vi\/#organization","name":"BitcoinToolkit","alternateName":"Bitcoin Toolkit","url":"https:\/\/bitcointoolkit.top\/vi\/"}]}},"_links":{"self":[{"href":"https:\/\/bitcointoolkit.top\/vi\/wp-json\/wp\/v2\/posts\/9","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bitcointoolkit.top\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bitcointoolkit.top\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bitcointoolkit.top\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bitcointoolkit.top\/vi\/wp-json\/wp\/v2\/comments?post=9"}],"version-history":[{"count":1,"href":"https:\/\/bitcointoolkit.top\/vi\/wp-json\/wp\/v2\/posts\/9\/revisions"}],"predecessor-version":[{"id":741,"href":"https:\/\/bitcointoolkit.top\/vi\/wp-json\/wp\/v2\/posts\/9\/revisions\/741"}],"wp:attachment":[{"href":"https:\/\/bitcointoolkit.top\/vi\/wp-json\/wp\/v2\/media?parent=9"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bitcointoolkit.top\/vi\/wp-json\/wp\/v2\/categories?post=9"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bitcointoolkit.top\/vi\/wp-json\/wp\/v2\/tags?post=9"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}