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        "rendered": "\u201cC\u1eeda h\u1eadu\u201d \u1ea9n c\u1ee7a Bitcoin? B\u00ed \u1ea9n v\u1ec1 \u201ckh\u00f3a override\u201d c\u1ee7a Satoshi"
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        "rendered": "<div id=\"ftwp-postcontent\">\n<p>\u00dd t\u01b0\u1edfng v\u1ec1 m\u1ed9t <strong>\u201cc\u1eeda h\u1eadu\u201d (backdoor)<\/strong> \u1ea9n trong Bitcoin ch\u1ea1m \u0111\u1ebfn c\u1ed1t l\u00f5i c\u1ee7a nh\u1eefng g\u00ec m\u1ea1ng l\u01b0\u1edbi n\u00e0y \u0111\u1ea1i di\u1ec7n: <strong>phi t\u1eadp trung, minh b\u1ea1ch v\u00e0 kh\u00f4ng c\u1ea7n ni\u1ec1m tin (trustless)<\/strong>. Trong nhi\u1ec1u n\u0103m, \u0111\u00e3 t\u1ed3n t\u1ea1i m\u1ed9t gi\u1ea3 thuy\u1ebft cho r\u1eb1ng tr\u01b0\u1edbc khi bi\u1ebfn m\u1ea5t, Satoshi Nakamoto c\u00f3 th\u1ec3 \u0111\u00e3 \u0111\u1ec3 l\u1ea1i m\u1ed9t <strong>\u201coverride key\u201d<\/strong> \u2014 m\u1ed9t c\u01a1 ch\u1ebf c\u00f3 kh\u1ea3 n\u0103ng, v\u1ec1 l\u00fd thuy\u1ebft, t\u00e1c \u0111\u1ed9ng ho\u1eb7c th\u1eadm ch\u00ed ki\u1ec3m so\u00e1t m\u1ea1ng l\u01b0\u1edbi.<\/p>\n<p><strong>B\u00ed \u1ea9n v\u1ec1 Satoshi Nakamoto v\u00e0 ngu\u1ed3n g\u1ed1c Bitcoin<\/strong><\/p>\n<p>Trong nh\u1eefng ng\u00e0y \u0111\u1ea7u c\u1ee7a Bitcoin, Satoshi \u0111\u00e3 gi\u1edbi thi\u1ec7u <strong>Alert Key<\/strong> v\u00e0 trao cho m\u1ed9t developer kh\u00f3a b\u00ed m\u1eadt c\u00f3 th\u1ec3 ghi \u0111\u00e8 (override) to\u00e0n b\u1ed9 c\u00e1c node BTC. M\u1ed9t nh\u00e0 ph\u00e2n t\u00edch c\u00f3 t\u00ean Sweep, \u0111\u1ed3ng s\u00e1ng l\u1eadp GlydeGG, ti\u1ebft l\u1ed9 tr\u00ean X r\u1eb1ng v\u00e0o n\u0103m 2010, sau s\u1ef1 c\u1ed1 \u201c<strong>184 t\u1ef7 BTC bug<\/strong>\u201d kh\u00e9t ti\u1ebfng \u2014 l\u1ed7i su\u00fdt khi\u1ebfn to\u00e0n b\u1ed9 m\u1ea1ng l\u01b0\u1edbi s\u1ee5p \u0111\u1ed5 \u2014 Satoshi \u0111\u00e3 t\u1ea1o ra kh\u00f3a n\u00e0y nh\u1eb1m b\u1ea3o v\u1ec7 Bitcoin trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u1ea9n c\u1ea5p.<\/p>\n<p>Khi m\u1ed9t c\u1ea3nh b\u00e1o h\u1ee3p l\u1ec7 \u0111\u01b0\u1ee3c g\u1eedi \u0111i, c\u00e1c client Bitcoin c\u00f3 th\u1ec3 chuy\u1ec3n sang tr\u1ea1ng th\u00e1i \u201csafe mode\u201d, c\u1ea3nh b\u00e1o ng\u01b0\u1eddi d\u00f9ng v\u00e0 trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p h\u1ea1n ch\u1ebf ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng \u0111\u1ec3 ng\u0103n thi\u1ec7t h\u1ea1i lan r\u1ed9ng. Tr\u01b0\u1edbc khi r\u00fat lui, Satoshi \u0111\u00e3 chuy\u1ec3n giao kh\u00f3a quy\u1ec1n l\u1ef1c n\u00e0y cho Gavin Andresen, \u0111\u1ed3ng th\u1eddi b\u00e0n giao quy\u1ec1n ki\u1ec3m so\u00e1t kho m\u00e3 ngu\u1ed3n. Theo b\u00e1o c\u00e1o, quy\u1ec1n truy c\u1eadp v\u00e0o kh\u00f3a n\u00e0y ch\u1ec9 gi\u1edbi h\u1ea1n cho ba ng\u01b0\u1eddi: Satoshi Nakamoto, Gavin Andresen v\u00e0 Theymos.<\/p>\n<figure id=\"attachment_891921\" aria-describedby=\"caption-attachment-891921\"><img fetchpriority=\"high\" decoding=\"async\" src=\"https:\/\/www.newsbtc.com\/wp-content\/uploads\/2026\/04\/Bitcoin-chart-from-Sweep.jpg?w=512&amp;resize=512%2C275\" alt=\"Bitcoin\" width=\"512\" height=\"275\" data-recalc-dims=\"1\" \/><figcaption id=\"caption-attachment-891921\">Ngu\u1ed3n: <a href=\"https:\/\/x.com\/0xSweep\/status\/2044124974265577484?s=20\" target=\"_blank\" rel=\"nofollow noopener\">Chart from Sweep on X<\/a><\/figcaption><\/figure>\n<p>Trong giai \u0111o\u1ea1n t\u1eeb 2012 \u0111\u1ebfn 2014, <strong>alert key<\/strong> \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng 12 l\u1ea7n \u0111\u1ec3 ph\u00e1t \u0111i c\u00e1c th\u00f4ng b\u00e1o n\u00e2ng c\u1ea5p kh\u1ea9n c\u1ea5p. \u0110i\u1ec1u n\u00e0y \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c m\u1ed9t \u0111\u1ed3ng ti\u1ec1n \u0111\u01b0\u1ee3c qu\u1ea3ng b\u00e1 l\u00e0 phi t\u1eadp trung v\u00e0 kh\u00f4ng c\u00f3 c\u01a1 quan qu\u1ea3n l\u00fd trung t\u00e2m l\u1ea1i t\u1ed3n t\u1ea1i m\u1ed9t \u201cc\u00f4ng t\u1eafc override\u201d \u1ea9n v\u00e0 b\u1ecb ki\u1ec3m so\u00e1t b\u1edfi ba c\u00e1 nh\u00e2n trong su\u1ed1t s\u00e1u n\u0103m.<\/p>\n<p>C\u01a1 ch\u1ebf n\u00e0y t\u1ed3n t\u1ea1i cho \u0111\u1ebfn khi phi\u00ean b\u1ea3n <strong>Bitcoin 0.13.0<\/strong> \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh v\u00e0o n\u0103m 2016, khi n\u00f3 b\u1ecb lo\u1ea1i b\u1ecf do m\u1ea1ng l\u01b0\u1edbi \u0111\u00e3 tr\u01b0\u1edfng th\u00e0nh v\u00e0 kh\u00f4ng c\u00f2n c\u1ea7n h\u1ec7 th\u1ed1ng c\u1ea3nh b\u00e1o t\u1eadp trung. Sau \u0111\u00f3, v\u00e0o n\u0103m 2018, c\u00e1c developer \u0111\u00e3 c\u00f4ng b\u1ed1 c\u00f4ng khai kh\u00f3a n\u00e0y, \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u1ea1i d\u01b0\u1edbi b\u1ea5t k\u1ef3 h\u00ecnh th\u1ee9c n\u00e0o. Sweep cho r\u1eb1ng ngay c\u1ea3 m\u1ea1ng l\u01b0\u1edbi t\u00e0i ch\u00ednh phi t\u1eadp trung nh\u1ea5t l\u1ecbch s\u1eed c\u0169ng t\u1eebng t\u1ed3n t\u1ea1i m\u1ed9t \u201cc\u1eeda h\u1eadu\u201d \u1ea9n trong su\u1ed1t th\u1eddi gian d\u00e0i m\u00e0 g\u1ea7n nh\u01b0 kh\u00f4ng ai bi\u1ebft \u0111\u1ebfn.<\/p>\n<p><strong>C\u00e1ch Bitcoin t\u1ef1 nhi\u00ean h\u01b0\u1edbng v\u1ec1 c\u00e1c v\u00f9ng thanh kho\u1ea3n ch\u01b0a \u0111\u01b0\u1ee3c khai th\u00e1c<\/strong><\/p>\n<p>Di\u1ec5n bi\u1ebfn gi\u00e1 c\u1ee7a Bitcoin hi\u1ec7n \u0111ang cho th\u1ea5y \u0111\u00e0 t\u0103ng c\u00f3 th\u1ec3 \u0111ang d\u1ea7n suy y\u1ebfu, do th\u1ecb tr\u01b0\u1eddng \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau ch\u00ednh \u1edf ph\u00eda tr\u00ean. Trader crypto Max Trades tr\u00ean X cho bi\u1ebft phe mua \u0111\u00e3 \u0111\u1ea9y gi\u00e1 t\u0103ng m\u1ea1nh, qu\u00e9t qua to\u00e0n b\u1ed9 c\u00e1c c\u1ee5m thanh kho\u1ea3n l\u1edbn ph\u00eda tr\u00ean. Khi thanh kho\u1ea3n ph\u00eda tr\u00ean g\u1ea7n nh\u01b0 \u0111\u00e3 \u0111\u01b0\u1ee3c \u201cclear\u201d, th\u1ecb tr\u01b0\u1eddng s\u1ebd t\u1ef1 nhi\u00ean chuy\u1ec3n h\u01b0\u1edbng \u0111\u1ebfn nh\u1eefng khu v\u1ef1c c\u00f2n thanh kho\u1ea3n.<\/p>\n<p>Theo Max Trades, v\u00f9ng quan tr\u1ecdng \u0111\u1ea7u ti\u00ean n\u1eb1m quanh <strong>70,000 USD<\/strong>, n\u01a1i c\u00f3 m\u1ed9t c\u1ee5m thanh kho\u1ea3n l\u1edbn tr\u00f9ng v\u1edbi v\u00f9ng h\u1ed7 tr\u1ee3 m\u1ea1nh. B\u00ean d\u01b0\u1edbi \u0111\u00f3, m\u1ed9t c\u1ee5m thanh kho\u1ea3n l\u1edbn kh\u00e1c n\u1eb1m t\u1ea1i \u0111\u00e1y c\u1ee7a range, trong kho\u1ea3ng <strong>65,000\u201366,000 USD<\/strong>. Ngay c\u1ea3 khi xu h\u01b0\u1edbng t\u0103ng ti\u1ebfp di\u1ec5n, BTC nhi\u1ec1u kh\u1ea3 n\u0103ng s\u1ebd c\u00f3 nh\u1ecbp \u0111i\u1ec1u ch\u1ec9nh t\u1eeb v\u00f9ng hi\u1ec7n t\u1ea1i v\u00e0 qu\u00e9t thanh kho\u1ea3n quanh khu v\u1ef1c <strong>70,000 USD<\/strong>.<\/p>\n<figure><img decoding=\"async\" src=\"https:\/\/www.tradingview.com\/x\/sdzHJodW\/\" alt=\"Bitcoin\" width=\"2084\" height=\"1636\" \/><span style=\"font-size: revert; color: initial;\">BTC \u0111ang giao d\u1ecbch \u1edf m\u1ee9c <\/span><strong style=\"font-size: revert; color: initial;\">73,930 USD<\/strong><span style=\"font-size: revert; color: initial;\"> tr\u00ean khung 1D | Ngu\u1ed3n: BTCUSDT tr\u00ean<\/span> <a style=\"font-size: revert;\" href=\"https:\/\/www.tradingview.com\/x\/sdzHJodW\/\" target=\"_blank\" rel=\"noopener\">Tradingview.com<\/a><\/figure>\n<p>H\u00ecnh \u1ea3nh minh h\u1ecda t\u1eeb Getty Images, bi\u1ec3u \u0111\u1ed3 t\u1eeb TradingView.com<\/p>\n<\/div>",
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