{"id":65630,"date":"2025-05-12T08:05:04","date_gmt":"2025-05-12T08:05:04","guid":{"rendered":"https:\/\/mycryptomania.com\/?p=65630"},"modified":"2025-05-12T08:05:04","modified_gmt":"2025-05-12T08:05:04","slug":"lieu-bitcoin-co-dang-dung-truoc-mot-cuoc-noi-chien-moi","status":"publish","type":"post","link":"https:\/\/mycryptomania.com\/?p=65630","title":{"rendered":"Li\u1ec7u Bitcoin c\u00f3 \u0111ang \u0111\u1ee9ng tr\u01b0\u1edbc m\u1ed9t cu\u1ed9c n\u1ed9i chi\u1ebfn m\u1edbi?"},"content":{"rendered":"

Cu\u1ed9c tranh lu\u1eadn v\u1ec1 vi\u1ec7c l\u1ecdc giao d\u1ecbch tr\u00ean blockchain Bitcoin \u0111ang l\u00e0m n\u1ed5i b\u1eadt s\u1ef1 chia r\u1ebd trong c\u1ed9ng \u0111\u1ed3ng ph\u00e1t tri\u1ec3n, g\u1ee3i nh\u1edb \u0111\u1ebfn <\/strong>cu\u1ed9c chi\u1ebfn blocksize n\u0103m 2015-2017<\/strong><\/a>. V\u1ea5n \u0111\u1ec1 n\u1eb1m \u1edf xung \u0111\u1ed9t gi\u1eefa hai phe: m\u1ed9t b\u00ean \u1ee7ng h\u1ed9 vi\u1ec7c \u00e1p d\u1ee5ng b\u1ed9 l\u1ecdc nghi\u00eam ng\u1eb7t h\u01a1n (nh\u1eb1m h\u1ea1n ch\u1ebf c\u00e1c lo\u1ea1i giao d\u1ecbch nh\u01b0 Ordinals, Inscriptions v\u00e0 CoinJoin), b\u00ean kia b\u1ea3o v\u1ec7 m\u1ea1ng l\u01b0\u1edbi m\u1edf, phi t\u1eadp trung. Phe ph\u1ea3n \u0111\u1ed1i c\u1ea3nh b\u00e1o r\u1eb1ng n\u1edbi l\u1ecfng gi\u1edbi h\u1ea1n OP_RETURN c\u00f3 th\u1ec3 khi\u1ebfn blockchain ph\u00ecnh to, trong khi phe \u1ee7ng h\u1ed9 cho r\u1eb1ng c\u00e1c b\u1ed9 l\u1ecdc hi\u1ec7n t\u1ea1i l\u00e0 v\u00f4 hi\u1ec7u v\u00e0 mang t\u00ednh ki\u1ec3m duy\u1ec7t m\u1ec1m. V\u1edbi s\u1ef1 gia t\u0103ng s\u1eed d\u1ee5ng c\u00e1c gi\u1ea3i ph\u00e1p thay th\u1ebf nh\u01b0 <\/strong>Bitcoin Knots<\/strong><\/a> v\u00e0 m\u1ed1i lo ng\u1ea1i v\u1ec1 s\u1ef1 t\u1eadp trung h\u00f3a qu\u1ea3n tr\u1ecb, k\u1ebft qu\u1ea3 c\u1ee7a cu\u1ed9c tranh lu\u1eadn n\u00e0y s\u1ebd \u0111\u1ecbnh h\u00ecnh l\u1ea1i c\u00e1ch Bitcoin x\u00e1c \u0111\u1ecbnh t\u00ednh trung l\u1eadp, th\u1ef1c thi ch\u00ednh s\u00e1ch, v\u00e0 vai tr\u00f2 ti\u1ebfn h\u00f3a c\u1ee7a n\u00f3 trong th\u1ebf gi\u1edbi ti\u1ec1n m\u00e3 h\u00f3a.<\/strong><\/p>\n

S\u1eeda b\u1ed9 l\u1ecdc hay x\u00f3a b\u1ecf ki\u1ec3m duy\u1ec7t giao d\u1ecbch?<\/strong><\/h2>\n

Tranh c\u00e3i xoay quanh ch\u00ednh s\u00e1ch l\u1ecdc mempool<\/a> c\u1ee7a Bitcoin \u0111\u00e3 ph\u01a1i b\u00e0y nh\u1eefng chia r\u1ebd s\u00e2u s\u1eafc trong c\u1ed9ng \u0111\u1ed3ng ph\u00e1t tri\u1ec3n, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1ec1 c\u00e1ch x\u1eed l\u00fd c\u00e1c giao d\u1ecbch kh\u00f4ng li\u00ean quan \u0111\u1ebfn ti\u1ec1n t\u1ec7 nh\u01b0 Ordinals, Inscriptions<\/a> v\u00e0 CoinJoin<\/a>. Nh\u1eefng giao d\u1ecbch n\u00e0y ho\u00e0n to\u00e0n h\u1ee3p l\u1ec7, tr\u1ea3 ph\u00ed th\u1ecb tr\u01b0\u1eddng, nh\u01b0ng nhi\u1ec1u ng\u01b0\u1eddi v\u1eabn c\u1ed1 g\u1eafng lo\u1ea1i ch\u00fang d\u1ef1a tr\u00ean n\u1ed9i dung ho\u1eb7c \u00fd \u0111\u1ecbnh \u2013 m\u1ed9t h\u00ecnh th\u1ee9c ki\u1ec3m duy\u1ec7t ch\u1ee7 quan h\u01a1n l\u00e0 vi ph\u1ea1m quy t\u1eafc. T\u00e2m \u0111i\u1ec3m c\u1ee7a cu\u1ed9c tranh lu\u1eadn l\u00e0 \u0111\u1ec1 xu\u1ea5t c\u1ee7a Peter Todd nh\u1eb1m lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n c\u0169 v\u1ec1 l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u00f9y \u00fd th\u00f4ng qua tr\u01b0\u1eddng OP_RETURN<\/a>. Phe \u1ee7ng h\u1ed9 cho r\u1eb1ng c\u00e1c b\u1ed9 l\u1ecdc hi\u1ec7n t\u1ea1i kh\u00f4ng hi\u1ec7u qu\u1ea3 v\u00ec c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng v\u01b0\u1ee3t qua b\u1eb1ng c\u00e1ch g\u1eedi tr\u1ef1c ti\u1ebfp \u0111\u1ebfn th\u1ee3 \u0111\u00e0o<\/a> ho\u1eb7c s\u1eed d\u1ee5ng m\u1ea1ng l\u01b0\u1edbi truy\u1ec1n t\u1ea3i thay th\u1ebf<\/a>, v\u00e0 vi\u1ec7c gi\u1eef l\u1ea1i nh\u1eefng gi\u1edbi h\u1ea1n n\u00e0y ch\u1ec9 t\u1ea1o ra \u1ea3o gi\u00e1c ki\u1ec3m so\u00e1t m\u00e0 kh\u00f4ng mang l\u1ea1i l\u1ee3i \u00edch th\u1ef1c t\u1ebf. H\u1ecd l\u1eadp lu\u1eadn r\u1eb1ng vi\u1ec7c lo\u1ea1i b\u1ecf c\u00e1c r\u00e0ng bu\u1ed9c n\u00e0y kh\u00f4ng ch\u1ec9 ph\u1ea3n \u00e1nh b\u1ea3n ch\u1ea5t phi t\u1eadp trung c\u1ee7a Bitcoin m\u00e0 c\u00f2n gi\u1ea3m \u00e1p l\u1ef1c t\u1eadp trung h\u00f3a t\u1eeb vi\u1ec7c ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c tri\u1ec3n khai mempool kh\u00f4ng chu\u1ea9n.<\/p>\n

Ng\u01b0\u1ee3c l\u1ea1i, phe ph\u1ea3n \u0111\u1ed1i c\u1ea3nh b\u00e1o r\u1eb1ng vi\u1ec7c n\u1edbi l\u1ecfng c\u00e1c gi\u1edbi h\u1ea1n n\u00e0y s\u1ebd \u0111\u1ea9y Bitcoin tr\u1edf th\u00e0nh s\u1ed5 c\u00e1i d\u1eef li\u1ec7u \u0111a n\u0103ng thay v\u00ec m\u1ea1ng l\u01b0\u1edbi ti\u1ec1n t\u1ec7, l\u00e0m suy gi\u1ea3m gi\u00e1 tr\u1ecb c\u1ed1t l\u00f5i c\u1ee7a n\u00f3. Nhi\u1ec1u lo ng\u1ea1i \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1eb7t ra v\u1ec1 t\u00ecnh tr\u1ea1ng t\u1eafc ngh\u1ebdn kh\u00f4ng gian kh\u1ed1i, t\u1eadp h\u1ee3p UTXO<\/a> l\u1edbn h\u01a1n v\u00e0 t\u00e1c \u0111\u1ed9ng l\u00e2u d\u00e0i \u0111\u1ebfn t\u00ednh phi t\u1eadp trung. M\u1ed9t s\u1ed1 nh\u00e0 ph\u00e1t tri\u1ec3n, nh\u01b0 Jason Hughes c\u1ee7a Ocean Mining<\/a>, th\u1eadm ch\u00ed c\u1ea3nh b\u00e1o r\u1eb1ng nh\u1eefng thay \u0111\u1ed5i n\u00e0y c\u00f3 th\u1ec3 bi\u1ebfn Bitcoin th\u00e0nh \u201caltcoin v\u00f4 gi\u00e1 tr\u1ecb<\/a>\u201d H\u01a1n n\u1eefa, s\u1ef1 b\u1ea5t m\u00e3n v\u1edbi Bitcoin Core c\u00e0ng gia t\u0103ng khi nhi\u1ec1u ng\u01b0\u1eddi v\u1eadn h\u00e0nh n\u00fat chuy\u1ec3n sang c\u00e1c tri\u1ec3n khai thay th\u1ebf nh\u01b0 Bitcoin Knots<\/a> c\u1ee7a Luke Dash Jr., ph\u1ea3n \u00e1nh s\u1ef1 m\u1ea5t ni\u1ec1m tin v\u00e0o c\u00e1ch qu\u1ea3n l\u00fd m\u1ea1ng l\u01b0\u1edbi.<\/p>\n

\u0110i\u1ec3m m\u1ea5u ch\u1ed1t n\u1eb1m \u1edf s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa quy t\u1eafc \u0111\u1ed3ng thu\u1eadn v\u00e0 ch\u00ednh s\u00e1ch truy\u1ec1n t\u1ea3i. C\u00e1c thay \u0111\u1ed5i \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t kh\u00f4ng l\u00e0m thay \u0111\u1ed5i c\u01a1 ch\u1ebf \u0111\u1ed3ng thu\u1eadn m\u00e0 ch\u1ec9 \u0111i\u1ec1u ch\u1ec9nh c\u00e1ch c\u00e1c n\u00fat x\u1eed l\u00fd vi\u1ec7c truy\u1ec1n t\u1ea3i giao d\u1ecbch. Phe \u1ee7ng h\u1ed9 l\u1ecdc m\u1ea1nh (bao g\u1ed3m Luke Dash Jr.) cho r\u1eb1ng c\u00e1c giao d\u1ecbch \u201cspam\u201d v\u00e0 CoinJoin l\u00e0m gi\u1ea3m tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng, trong khi phe \u1ee7ng h\u1ed9 quy\u1ec1n ri\u00eang t\u01b0 coi \u0111\u00e2y l\u00e0 h\u00ecnh th\u1ee9c ki\u1ec3m duy\u1ec7t, t\u1ea1o ti\u1ec1n l\u1ec7 x\u1ea5u khi c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng b\u1ecb ph\u1ea1t ho\u1eb7c lo\u1ea1i tr\u1eeb.<\/p>\n

\u1ea2nh h\u01b0\u1edfng c\u1ee7a cu\u1ed9c tranh lu\u1eadn n\u00e0y v\u01b0\u1ee3t xa c\u00e2u h\u1ecfi k\u1ef9 thu\u1eadt v\u1ec1 c\u00e1ch n\u00fat Bitcoin x\u1eed l\u00fd giao d\u1ecbch ch\u01b0a x\u00e1c nh\u1eadn. N\u00f3 ch\u1ea1m \u0111\u1ebfn n\u1ec1n t\u1ea3ng tri\u1ebft h\u1ecdc c\u1ee7a Bitcoin: li\u1ec7u n\u00f3 n\u00ean ho\u1ea1t \u0111\u1ed9ng thu\u1ea7n t\u00fay nh\u01b0 m\u1ed9t m\u1ea1ng l\u01b0\u1edbi ti\u1ec1n t\u1ec7 hay v\u1eabn gi\u1eef nguy\u00ean t\u00ednh m\u1edf v\u00e0 ch\u1ed1ng l\u1ea1i s\u1ef1 ki\u1ec3m so\u00e1t. Trong khi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n Core nh\u1ea5n m\u1ea1nh t\u00ednh th\u1ef1c ti\u1ec5n v\u00e0 hi\u1ec7u qu\u1ea3 m\u1ea1ng l\u01b0\u1edbi, phe ph\u1ea3n \u0111\u1ed1i lo ng\u1ea1i r\u1eb1ng ch\u00ednh s\u00e1ch mempool \u0111ang tr\u1edf th\u00e0nh c\u00e1nh c\u1eeda sau cho ki\u1ec3m duy\u1ec7t m\u1ec1m. S\u1ef1 gia t\u0103ng c\u1ee7a c\u00e1c tri\u1ec3n khai thay th\u1ebf nh\u01b0 Knots (v\u00e0 Libbitcoin<\/a> \u1edf m\u1ee9c \u0111\u1ed9 th\u1ea5p h\u01a1n), l\u1eddi k\u00eau g\u1ecdi phi t\u1eadp trung h\u00f3a quy\u1ebft \u0111\u1ecbnh ch\u00ednh s\u00e1ch, v\u00e0 xu h\u01b0\u1edbng m\u1ed9t s\u1ed1 th\u1ee3 \u0111\u00e0o \u01b0a chu\u1ed9ng nh\u00e1nh ph\u1ee5<\/a> cho th\u1ea5y Bitcoin \u0111ang b\u01b0\u1edbc v\u00e0o giai \u0111o\u1ea1n m\u1edbi, n\u01a1i thi\u1ebft k\u1ebf giao th\u1ee9c, cam k\u1ebft \u00fd t\u01b0\u1edfng v\u00e0 c\u1ea5u tr\u00fac qu\u1ea3n tr\u1ecb c\u1ea7n \u0111\u01b0\u1ee3c h\u00f2a h\u1ee3p \u0111\u1ec3 b\u1ea3o v\u1ec7 tri\u1ebft l\u00fd phi t\u1eadp trung v\u00e0 t\u1ef1 do c\u1ee7a n\u00f3.<\/p>\n

Nhi\u1ec1u Ng\u01b0\u1eddi So S\u00e1nh V\u1edbi Cu\u1ed9c Chi\u1ebfn Blocksize N\u0103m 2017<\/strong><\/h2>\n

Cu\u1ed9c tranh lu\u1eadn hi\u1ec7n t\u1ea1i v\u1ec1 OP_RETURN v\u00e0 l\u1ecdc mempool c\u00f3 nhi\u1ec1u \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u1ed3ng v\u1edbi cu\u1ed9c chi\u1ebfn blocksize n\u0103m 2015-2017<\/a> \u2013 m\u1ed9t trong nh\u1eefng ch\u01b0\u01a1ng g\u00e2y chia r\u1ebd nh\u1ea5t trong l\u1ecbch s\u1eed Bitcoin. C\u1ea3 hai cu\u1ed9c tranh lu\u1eadn \u0111\u1ec1u xoay quanh s\u1ef1 b\u1ea5t \u0111\u1ed3ng c\u01a1 b\u1ea3n v\u1ec1 m\u1ee5c \u0111\u00edch c\u1ee7a Bitcoin: li\u1ec7u n\u00ean duy tr\u00ec t\u1ed1i gi\u1ea3n v\u00e0 ch\u1ed1ng ki\u1ec3m duy\u1ec7t, hay ti\u1ebfn h\u00f3a \u0111\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng linh ho\u1ea1t h\u01a1n.<\/p>\n

Cu\u1ed9c chi\u1ebfn blocksize b\u1eaft \u0111\u1ea7u khi m\u1ed9t s\u1ed1 nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 doanh nghi\u1ec7p th\u00fac \u0111\u1ea9y t\u0103ng gi\u1edbi h\u1ea1n k\u00edch th\u01b0\u1edbc kh\u1ed1i 1MB \u0111\u1ec3 gi\u1ea3i quy\u1ebft ph\u00ed giao d\u1ecbch t\u0103ng cao v\u00e0 t\u00ecnh tr\u1ea1ng t\u1eafc ngh\u1ebdn. \u0110\u1ed1i th\u1ee7 c\u1ee7a h\u1ecd l\u1eadp lu\u1eadn r\u1eb1ng t\u0103ng k\u00edch th\u01b0\u1edbc kh\u1ed1i s\u1ebd t\u1eadp trung h\u00f3a m\u1ea1ng l\u01b0\u1edbi, l\u00e0m kh\u00f3 kh\u1ea3 n\u0103ng ch\u1ea1y n\u00fat c\u1ee7a ng\u01b0\u1eddi d\u00f9ng ph\u1ed5 th\u00f4ng, l\u00e0m suy y\u1ebfu t\u00ednh phi t\u1eadp trung v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ki\u1ec3m duy\u1ec7t c\u1ee7a Bitcoin. K\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng l\u00e0 Segregated Witness<\/a> (SegWit), \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t th\u00f4ng qua c\u01a1 ch\u1ebf User Activated Soft Fork<\/a> (UASF). Tuy nhi\u00ean, h\u1eadu qu\u1ea3 l\u00e0 s\u1ef1 ph\u00e2n t\u00e1ch v\u0129nh vi\u1ec5n khi phe ph\u1ea3n \u0111\u1ed1i SegWit v\u00e0 \u1ee7ng h\u1ed9 kh\u1ed1i l\u1edbn t\u00e1ch ra \u0111\u1ec3 t\u1ea1o ra Bitcoin Cash<\/a> (BCH).<\/p>\n

H\u00f4m nay, v\u1ea5n \u0111\u1ec1 l\u1ecdc OP_RETURN c\u0169ng l\u1eb7p l\u1ea1i nhi\u1ec1u ch\u1ee7 \u0111\u1ec1 t\u01b0\u01a1ng t\u1ef1. Phe \u1ee7ng h\u1ed9 b\u1ed9 l\u1ecdc cho r\u1eb1ng ch\u00fang b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 m\u1ea1ng l\u01b0\u1edbi v\u00e0 h\u1ea1n ch\u1ebf spam, trong khi phe ph\u1ea3n \u0111\u1ed1i coi \u0111\u00e2y l\u00e0 s\u1ef1 can thi\u1ec7p \u0111\u1ed9c \u0111o\u00e1n l\u00e0m t\u1ed5n h\u1ea1i t\u00ednh trung l\u1eadp v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ki\u1ec3m duy\u1ec7t c\u1ee7a Bitcoin. Gi\u1ed1ng nh\u01b0 cu\u1ed9c chi\u1ebfn blocksize \u0111\u00e3 l\u00e0m r\u00f5 ai ki\u1ec3m so\u00e1t quy t\u1eafc c\u1ee7a Bitcoin \u2013 ng\u01b0\u1eddi d\u00f9ng, kh\u00f4ng ph\u1ea3i nh\u00e0 ph\u00e1t tri\u1ec3n hay th\u1ee3 \u0111\u00e0o \u2013 cu\u1ed9c tranh lu\u1eadn n\u00e0y \u0111ang khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi suy ngh\u0129 l\u1ea1i v\u1ec1 \u00fd ngh\u0129a c\u1ee7a vi\u1ec7c v\u1eadn h\u00e0nh m\u1ed9t n\u00fat v\u00e0 tr\u00e1ch nhi\u1ec7m c\u1ee7a ph\u1ea7n m\u1ec1m \u0111\u1ed1i v\u1edbi t\u00ednh trung l\u1eadp. V\u1edbi ng\u01b0\u1eddi d\u00f9ng \u0111\u00e3 chuy\u1ec3n sang c\u00e1c tri\u1ec3n khai thay th\u1ebf nh\u01b0 Bitcoin Knots, nh\u1eefng \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u1ed3ng v\u1edbi th\u1eddi \u0111i\u1ec3m UASF v\u00e0 ph\u00e2n t\u00e1ch chu\u1ed7i n\u0103m 2017 l\u00e0 kh\u00f4ng th\u1ec3 b\u1ecf qua, v\u00e0 k\u1ebft qu\u1ea3 c\u00f3 th\u1ec3 \u0111\u1ecbnh h\u00ecnh l\u1ea1i s\u1ef1 c\u00e2n b\u1eb1ng quy\u1ec1n l\u1ef1c trong m\u00f4 h\u00ecnh qu\u1ea3n tr\u1ecb c\u1ee7a Bitcoin.<\/p>\n

L\u1ecdc Giao D\u1ecbch Spam C\u00f3 Th\u1ef1c S\u1ef1 Kh\u1ea3 Thi?<\/strong><\/h2>\n

Mempool c\u1ee7a Bitcoin l\u00e0 khu v\u1ef1c ph\u00e2n t\u00e1n n\u01a1i c\u00e1c giao d\u1ecbch h\u1ee3p l\u1ec7 nh\u01b0ng ch\u01b0a x\u00e1c nh\u1eadn \u0111\u01b0\u1ee3c gi\u1eef b\u1edfi c\u00e1c n\u00fat cho \u0111\u1ebfn khi th\u1ee3 \u0111\u00e0o \u0111\u01b0a ch\u00fang v\u00e0o kh\u1ed1i. Khi SegWit \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u v\u00e0o n\u0103m 2017, n\u00f3 di chuy\u1ec3n m\u1ed9t ph\u1ea7n d\u1eef li\u1ec7u giao d\u1ecbch (witness data) ra kh\u1ecfi c\u1ea5u tr\u00fac truy\u1ec1n th\u1ed1ng, gi\u00fap t\u1eadn d\u1ee5ng kh\u00f4ng gian kh\u1ed1i hi\u1ec7u qu\u1ea3 h\u01a1n. \u0110i\u1ec1u n\u00e0y v\u00f4 t\u00ecnh khuy\u1ebfn kh\u00edch c\u00e1c giao th\u1ee9c nh\u01b0 Ordinals v\u00e0 Inscriptions nh\u00fang n\u1ed9i dung t\u00f9y \u00fd v\u1edbi chi ph\u00ed th\u1ea5p.<\/p>\n

Ordinals v\u00e0 Inscriptions, \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u v\u00e0o \u0111\u1ea7u n\u0103m 2023, khai th\u00e1c kh\u00f4ng gian witness c\u1ee7a SegWit \u0111\u1ec3 kh\u1eafc d\u1eef li\u1ec7u t\u00f9y \u00fd nh\u01b0 h\u00ecnh \u1ea3nh, v\u0103n b\u1ea3n ho\u1eb7c c\u1ea3 t\u1ec7p l\u00ean blockchain. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng \u0111\u1ea7u ra Taproot v\u00e0 c\u1ea5u tr\u00fac witness linh ho\u1ea1t, c\u00e1c giao th\u1ee9c n\u00e0y v\u01b0\u1ee3t qua gi\u1edbi h\u1ea1n truy\u1ec1n th\u1ed1ng v\u00e0 nh\u00fang si\u00eau d\u1eef li\u1ec7u v\u00e0o giao d\u1ecbch m\u00e0 kh\u00f4ng vi ph\u1ea1m quy t\u1eafc \u0111\u1ed3ng thu\u1eadn. C\u00e1c tri\u1ec3n khai CoinJoin nh\u01b0 Whirlpool c\u0169ng s\u1eed d\u1ee5ng scripting n\u00e2ng cao v\u00e0 kh\u00f4ng gian witness \u0111\u1ec3 \u0111i\u1ec1u ph\u1ed1i giao d\u1ecbch b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0. T\u1ea5t c\u1ea3 c\u00e1c k\u1ef9 thu\u1eadt n\u00e0y ho\u1ea1t \u0111\u1ed9ng trong khu\u00f4n kh\u1ed5 quy t\u1eafc c\u1ee7a Bitcoin v\u00e0 tr\u1ea3 ph\u00ed y\u00eau c\u1ea7u, nh\u01b0ng ch\u00fang kh\u00e1c bi\u1ec7t v\u1edbi c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ti\u1ec1n t\u1ec7 truy\u1ec1n th\u1ed1ng, g\u00e2y lo ng\u1ea1i v\u1ec1 t\u00ednh b\u1ec1n v\u1eefng v\u00e0 \u00fd \u0111\u1ecbnh c\u1ee7a kh\u00f4ng gian kh\u1ed1i.<\/p>\n

Ocean, m\u1ed9t nh\u00f3m khai th\u00e1c Bitcoin d\u1eabn \u0111\u1ea7u b\u1edfi Luke Dash Jr. v\u00e0 \u0111\u01b0\u1ee3c Jack Dorsey h\u1eadu thu\u1eabn, \u0111\u00e3 tri\u1ec3n khai b\u1ed9 l\u1ecdc trong c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng n\u00fat c\u1ee7a m\u00ecnh d\u1ef1a tr\u00ean Bitcoin Knots, t\u1eeb ch\u1ed1i m\u1ed9t s\u1ed1 lo\u1ea1i giao d\u1ecbch \u0111\u01b0\u1ee3c coi l\u00e0 spam. B\u1ed9 l\u1ecdc n\u00e0y bao g\u1ed3m c\u00e1c inscriptions Ordinal v\u00e0 giao d\u1ecbch CoinJoin t\u1eeb v\u00ed Samourai Wallet\u2019s Whirlpool ho\u1eb7c Wasabi Wallet<\/a>. B\u1ed9 l\u1ecdc ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch \u00e1p \u0111\u1eb7t gi\u1edbi h\u1ea1n ch\u1eb7t ch\u1ebd v\u1ec1 k\u00edch th\u01b0\u1edbc OP_RETURN v\u00e0 t\u1eeb ch\u1ed1i giao d\u1ecbch s\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u kh\u00f4ng gian witness. Ocean l\u1eadp lu\u1eadn r\u1eb1ng \u0111i\u1ec1u n\u00e0y b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 m\u1ea1ng l\u01b0\u1edbi v\u00e0 duy tr\u00ec tr\u1ecdng t\u00e2m ti\u1ec1n t\u1ec7 c\u1ee7a Bitcoin, nh\u01b0ng phe ph\u1ea3n \u0111\u1ed1i coi \u0111\u00e2y l\u00e0 h\u00ecnh th\u1ee9c ki\u1ec3m duy\u1ec7t, c\u1ea3nh b\u00e1o r\u1eb1ng n\u00f3 l\u00e0m ph\u00e2n m\u1ea3nh mempool, l\u00e0m suy y\u1ebfu t\u00ednh trung l\u1eadp v\u00e0 b\u1ea3n ch\u1ea5t t\u1ef1 do c\u1ee7a Bitcoin. Nh\u1eefng ng\u01b0\u1eddi ph\u1ea3n \u0111\u1ed1i l\u1ecdc giao d\u1ecbch cho r\u1eb1ng vi\u1ec7c l\u1ecdc c\u00e1c giao d\u1ecbch \u201cspam\u201d \u1edf c\u1ea5p \u0111\u1ed9 n\u00fat ho\u1eb7c nh\u00f3m khai th\u00e1c l\u00e0 kh\u00f4ng th\u1ef1c t\u1ebf, v\u00ec ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng v\u01b0\u1ee3t qua b\u1eb1ng c\u00e1ch g\u1eedi tr\u1ef1c ti\u1ebfp \u0111\u1ebfn th\u1ee3 \u0111\u00e0o ho\u1eb7c nh\u00fang d\u1eef li\u1ec7u v\u00e0o c\u00e1c ph\u1ea7n kh\u00f4ng b\u1ecb l\u1ecdc.<\/p>\n

\u0110\u1ec1 xu\u1ea5t lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n k\u00edch th\u01b0\u1edbc relay OP_RETURN s\u1ebd c\u00f3 t\u00e1c \u0111\u1ed9ng s\u00e2u r\u1ed9ng \u0111\u1ebfn c\u00e1ch c\u00e1c n\u00fat Bitcoin truy\u1ec1n t\u1ea3i v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u. Hi\u1ec7n t\u1ea1i, Bitcoin Core \u00e1p d\u1ee5ng gi\u1edbi h\u1ea1n m\u1eb7c \u0111\u1ecbnh 80 byte cho \u0111\u1ea7u ra OP_RETURN, h\u1ea1n ch\u1ebf lo\u1ea1i v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 nh\u00fang qua opcode n\u00e0y. Vi\u1ec7c lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n n\u00e0y s\u1ebd kh\u00f4ng thay \u0111\u1ed5i quy t\u1eafc \u0111\u1ed3ng thu\u1eadn c\u1ee7a Bitcoin nh\u01b0ng s\u1ebd thay \u0111\u1ed5i c\u00e1ch c\u00e1c n\u00fat truy\u1ec1n t\u1ea3i giao d\u1ecbch tr\u00ean m\u1ea1ng, cho ph\u00e9p s\u1eed d\u1ee5ng OP_RETURN r\u1ed9ng r\u00e3i h\u01a1n. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u1ed9ng l\u1ef1c cho ng\u01b0\u1eddi d\u00f9ng gi\u1ea5u d\u1eef li\u1ec7u trong tr\u01b0\u1eddng witness, nh\u01b0ng c\u0169ng khi\u1ebfn vi\u1ec7c l\u1ecdc giao d\u1ecbch d\u1ef1a tr\u00ean n\u1ed9i dung tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n, th\u00e1ch th\u1ee9c c\u00e1c th\u1ef1c h\u00e0nh hi\u1ec7n t\u1ea1i nh\u01b0 c\u1ee7a Ocean. Cu\u1ed9c tranh lu\u1eadn xoay quanh vi\u1ec7c li\u1ec7u l\u1ecdc giao d\u1ecbch b\u1ea3o v\u1ec7 ch\u1ee9c n\u0103ng c\u1ee7a Bitcoin hay l\u00e0m t\u1ed5n h\u1ea1i nguy\u00ean t\u1eafc trung l\u1eadp c\u1ed1t l\u00f5i c\u1ee7a n\u00f3.<\/p>\n

T\u00f3m L\u1ea1i L\u00e0:<\/strong> Cu\u1ed9c tranh lu\u1eadn v\u1ec1 vi\u1ec7c l\u1ecdc giao d\u1ecbch tr\u00ean Bitcoin kh\u00f4ng ch\u1ec9 l\u00e0 v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt m\u00e0 c\u00f2n l\u00e0 c\u00e2u chuy\u1ec7n v\u1ec1 tri\u1ebft l\u00fd v\u00e0 t\u01b0\u01a1ng lai c\u1ee7a m\u1ea1ng l\u01b0\u1edbi. Li\u1ec7u Bitcoin n\u00ean l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng ti\u1ec1n t\u1ec7 \u0111\u01a1n thu\u1ea7n hay m\u1edf c\u1eeda cho c\u00e1c \u1ee9ng d\u1ee5ng s\u00e1ng t\u1ea1o? C\u00e2u tr\u1ea3 l\u1eddi s\u1ebd \u0111\u1ecbnh h\u00ecnh l\u1ea1i c\u00e1ch Bitcoin x\u00e1c \u0111\u1ecbnh t\u00ednh trung l\u1eadp, qu\u1ea3n tr\u1ecb v\u00e0 vai tr\u00f2 c\u1ee7a n\u00f3 trong th\u1ebf gi\u1edbi ti\u1ec1n m\u00e3 h\u00f3a. N\u1ebfu kh\u00f4ng \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 \u0111\u1ed3ng thu\u1eadn, nguy c\u01a1 ph\u00e2n t\u00e1ch m\u1ea1ng l\u01b0\u1edbi v\u00e0 x\u00f3i m\u00f2n ni\u1ec1m tin v\u00e0o t\u00ednh phi t\u1eadp trung l\u00e0 r\u1ea5t l\u1edbn. Cu\u1ed9c chi\u1ebfn n\u00e0y, gi\u1ed1ng nh\u01b0 nh\u1eefng l\u1ea7n tr\u01b0\u1edbc, s\u1ebd l\u00e0 b\u00e0i ki\u1ec3m tra quan tr\u1ecdng v\u1ec1 kh\u1ea3 n\u0103ng th\u00edch nghi v\u00e0 s\u1ee9c s\u1ed1ng c\u1ee7a Bitcoin trong k\u1ef7 nguy\u00ean s\u1ed1.<\/p>\n

\u0110\u1eebng qu\u00ean theo d\u00f5i c\u1ed9ng \u0111\u1ed3ng Bitfinex Vietnam t\u1ea1i <\/strong>Telegram<\/strong><\/a>, <\/strong>Twitter<\/strong><\/a> &<\/strong> <\/strong>Facebook<\/strong><\/a> \u0111\u1ec3 c\u1eadp nh\u1eadp c\u00e1c b\u00e0i vi\u1ebft, th\u00f4ng tin & s\u1ef1 ki\u1ec7n s\u1edbm nh\u1ea5t nh\u00e9!<\/strong><\/p>\n

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The post <strong>Li\u1ec7u Bitcoin c\u00f3 \u0111ang \u0111\u1ee9ng tr\u01b0\u1edbc m\u1ed9t cu\u1ed9c n\u1ed9i chi\u1ebfn m\u1edbi?<\/strong><\/a> appeared first on Bitfinex blog<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"

Cu\u1ed9c tranh lu\u1eadn v\u1ec1 vi\u1ec7c l\u1ecdc giao d\u1ecbch tr\u00ean blockchain Bitcoin \u0111ang l\u00e0m n\u1ed5i b\u1eadt s\u1ef1 chia r\u1ebd trong c\u1ed9ng \u0111\u1ed3ng ph\u00e1t tri\u1ec3n, g\u1ee3i nh\u1edb \u0111\u1ebfn cu\u1ed9c chi\u1ebfn blocksize n\u0103m 2015-2017. V\u1ea5n \u0111\u1ec1 n\u1eb1m \u1edf xung \u0111\u1ed9t gi\u1eefa hai phe: m\u1ed9t b\u00ean \u1ee7ng h\u1ed9 vi\u1ec7c \u00e1p d\u1ee5ng b\u1ed9 l\u1ecdc nghi\u00eam ng\u1eb7t h\u01a1n (nh\u1eb1m h\u1ea1n ch\u1ebf […]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-65630","post","type-post","status-publish","format-standard","hentry","category-interesting"],"_links":{"self":[{"href":"https:\/\/mycryptomania.com\/index.php?rest_route=\/wp\/v2\/posts\/65630"}],"collection":[{"href":"https:\/\/mycryptomania.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mycryptomania.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/mycryptomania.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=65630"}],"version-history":[{"count":0,"href":"https:\/\/mycryptomania.com\/index.php?rest_route=\/wp\/v2\/posts\/65630\/revisions"}],"wp:attachment":[{"href":"https:\/\/mycryptomania.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=65630"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mycryptomania.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=65630"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mycryptomania.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=65630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}