{"id":1588,"date":"2019-03-18T04:40:00","date_gmt":"2019-03-18T04:40:00","guid":{"rendered":"https:\/\/insurance.risk.exchange\/?p=1588"},"modified":"2020-12-04T06:00:04","modified_gmt":"2020-12-04T06:00:04","slug":"blockchain-for-tamper-detection","status":"publish","type":"post","link":"https:\/\/insurance.risk.exchange\/vi\/blockchain-for-tamper-detection\/","title":{"rendered":"Blockchain \u0111\u1ec3 x\u00e1c th\u1ef1c v\u00e0 ph\u00e1t hi\u1ec7n gi\u1ea3 m\u1ea1o"},"content":{"rendered":"<p>V\u00ec hi\u1ec7n t\u1ea1i ch\u00fang t\u00f4i \u0111\u00e3 c\u00f3 m\u1ed9t th\u1ecb tr\u01b0\u1eddng giao d\u1ecbch s\u1ed1 h\u00f3a ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea7y \u0111\u1ee7, c\u00e1c b\u01b0\u1edbc m\u1ea1nh m\u1ebd \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u00ednh to\u00e0n v\u1eb9n v\u00e0 minh b\u1ea1ch c\u1ee7a t\u00e0i li\u1ec7u v\u00e0 t\u1ec7p b\u1eb1ng c\u00e1ch duy tr\u00ec m\u1ed9t d\u1ea5u v\u1ebft ki\u1ec3m to\u00e1n \u0111\u1ed9c l\u1eadp v\u1ec1 nh\u1eefng g\u00ec \u0111\u00e3 x\u1ea3y ra trong qu\u00e1 tr\u00ecnh giao d\u1ecbch; do \u0111\u00f3 cung c\u1ea5p ngu\u1ed3n g\u1ed1c d\u1eef li\u1ec7u \u0111\u1ea7y \u0111\u1ee7 cho t\u1ea5t c\u1ea3 c\u00e1c t\u00e0i li\u1ec7u g\u1ed1c, ng\u01b0\u1eddi \u0111\u00e3 truy c\u1eadp t\u00e0i li\u1ec7u trong su\u1ed1t th\u1eddi gian t\u1ed3n t\u1ea1i c\u1ee7a t\u00e0i li\u1ec7u \u0111\u00f3 v\u00e0 li\u1ec7u t\u00e0i li\u1ec7u \u0111\u00f3 c\u00f3 b\u1ecb can thi\u1ec7p theo b\u1ea5t k\u1ef3 c\u00e1ch n\u00e0o (s\u1eeda \u0111\u1ed5i, x\u00f3a, thay th\u1ebf tr\u00e1i ph\u00e9p), do \u0111\u00f3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c h\u00ecnh th\u1ee9c gian l\u1eadn k\u1ef9 thu\u1eadt s\u1ed1.<\/p>\n<p>M\u1ed9t trong nh\u1eefng th\u00e1ch th\u1ee9c ch\u00ednh l\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u00ednh s\u00e1ch v\u00e0 t\u00e0i li\u1ec7u y\u00eau c\u1ea7u \u0111\u01b0\u1ee3c ghi l\u1ea1i v\u00e0 l\u01b0u tr\u1eef, c\u0169ng nh\u01b0 th\u01b0 t\u1eeb, giao d\u1ecbch, t\u00e0i li\u1ec7u \u0111\u1ec7 tr\u00ecnh, c\u00f3 gi\u00e1 tr\u1ecb v\u0129nh vi\u1ec5n v\u00e0 c\u00f3 m\u1ed9t l\u1ed9 tr\u00ecnh ki\u1ec3m to\u00e1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c minh \u0111\u1ed9c l\u1eadp trong to\u00e0n b\u1ed9 v\u00f2ng \u0111\u1eddi c\u1ee7a t\u00e0i li\u1ec7u.<\/p>\n<p>\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao ch\u00fang t\u00f4i \u0111ang s\u1eed d\u1ee5ng gi\u1ea3i ph\u00e1p \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi nh\u00e0 cung c\u1ea5p to\u00e0n v\u1eb9n d\u1eef li\u1ec7u Guardtime, nh\u00e0 ph\u00e1t minh ra c\u00f4ng ngh\u1ec7 C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng ch\u1eef k\u00fd kh\u00f4ng c\u1ea7n ch\u00eca kh\u00f3a (KSI) ti\u00eau chu\u1ea9n \u0111\u1ec3 b\u1ea3o m\u1eadt t\u1ea5t c\u1ea3 c\u00e1c kho l\u01b0u tr\u1eef t\u00e0i li\u1ec7u v\u00e0 t\u1ec7p t\u00edch h\u1ee3p tr\u1ef1c tuy\u1ebfn c\u1ee7a ch\u00fang t\u00f4i trong trao \u0111\u1ed5i \u0111\u1ec3 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng to\u00e0n v\u1eb9n d\u1eef li\u1ec7u t\u1eeb \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i \u0111\u1ec3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro; \u0111\u1ed3ng th\u1eddi gi\u1ea3m \u0111\u00e1ng k\u1ec3 chi ph\u00ed trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra ki\u1ec7n t\u1ee5ng.<\/p>\n<p>KSI x\u00e1c minh nh\u1eadn d\u1ea1ng duy nh\u1ea5t c\u1ee7a d\u1eef li\u1ec7u, th\u1eddi gian, \u0111\u1ecba \u0111i\u1ec3m, t\u00ednh to\u00e0n v\u1eb9n v\u00e0 t\u00ednh x\u00e1c th\u1ef1c c\u1ee7a b\u1ea5t k\u1ef3 t\u00e0i li\u1ec7u ho\u1eb7c d\u1eef li\u1ec7u b\u1ea3o hi\u1ec3m n\u00e0o t\u1ea1i b\u1ea5t k\u1ef3 th\u1eddi \u0111i\u1ec3m n\u00e0o. KSI s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 Chu\u1ed7i kh\u1ed1i c\u1ee7a Guardtime \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t trong ng\u00e0nh c\u00f4ng nghi\u1ec7p qu\u1ed1c ph\u00f2ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, \u0111\u1ec3 \u0111\u00f3ng d\u1ea5u gi\u1ea3 m\u1ea1o tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c t\u00e0i li\u1ec7u th\u00e0nh vi\u00ean v\u00e0 d\u1eef li\u1ec7u c\u1ee5 th\u1ec3\/c\u00f3 li\u00ean quan \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c n\u1ec1n t\u1ea3ng trao \u0111\u1ed5i r\u1ee7i ro irX \u1edf b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o \u0111\u01b0\u1ee3c tri\u1ec3n khai.<\/p>\n<p>Con d\u1ea5u gi\u1ea3 m\u1ea1o l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a quy tr\u00ecnh x\u00e1c minh c\u00f3 th\u1ec3 cho bi\u1ebft trong th\u1eddi gian th\u1ef1c li\u1ec7u t\u00e0i li\u1ec7u ho\u1eb7c d\u1eef li\u1ec7u c\u00f3 b\u1ecb gi\u1ea3 m\u1ea1o hay kh\u00f4ng.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 c\u00e1c s\u00e1ng ki\u1ebfn giao d\u1ecbch hi\u1ec7n c\u00f3 trong irX v\u00e0 c\u00e1c s\u00e1ng ki\u1ebfn m\u1edbi nh\u01b0 Ch\u1ee9ng kho\u00e1n li\u00ean k\u1ebft b\u1ea3o hi\u1ec3m (ILS) \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 v\u0129nh vi\u1ec5n b\u1edfi KSI. M\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng c\u1ea7n xem x\u00e9t l\u00e0 m\u1ed9t khi d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c \u0111\u0103ng k\u00fd tr\u00ean chu\u1ed7i kh\u1ed1i, nh\u00e0 cung c\u1ea5p b\u1ea3o m\u1eadt d\u1eef li\u1ec7u kh\u00f4ng c\u00f2n c\u1ea7n \u0111\u01b0\u1ee3c tin c\u1eady n\u1eefa v\u00e0 vi\u1ec7c x\u00e1c minh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng to\u00e1n h\u1ecdc.<\/p>\n<p>KSI Blockchain \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ecdn v\u00ec n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng quy m\u00f4 l\u1edbn (v\u00e0 si\u00eau nhanh) \u0111\u1ec3 x\u00e1c th\u1ef1c d\u1eef li\u1ec7u \u0111i\u1ec7n t\u1eed v\u00ec n\u00f3 s\u1eed d\u1ee5ng c\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a chu\u1ed7i kh\u1ed1i \u0111\u1ec3 lo\u1ea1i b\u1ecf s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c kh\u00f3a m\u1eadt m\u00e3 ri\u00eang \u0111\u1ec3 x\u00e1c minh.<\/p>\n<p>B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c h\u00e0m b\u0103m v\u00e0 kh\u00f4ng ch\u1ec9 l\u01b0u tr\u1eef \u201cchi ti\u1ebft quy tr\u00ecnh\u201d tr\u00ean chu\u1ed7i kh\u1ed1i, s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a vi\u1ec7c qu\u1ea3n l\u00fd kh\u00f3a tr\u00ean \u0111\u00e1m m\u00e2y \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf v\u00e0 c\u00f3 th\u1ec3 tri\u1ec3n khai tr\u00ean quy m\u00f4 r\u1ea5t l\u1edbn tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c s\u00e0n giao d\u1ecbch irX.<\/p>\n<p>KSI ch\u1ee9ng minh th\u1eddi \u0111i\u1ec3m d\u1eef li\u1ec7u b\u1ecb ni\u00eam phong gi\u1ea3 m\u1ea1o, c\u00f3 th\u1ec3 ch\u1ee9ng minh r\u1eb1ng d\u1eef li\u1ec7u kh\u00f4ng b\u1ecb can thi\u1ec7p k\u1ec3 t\u1eeb khi ni\u00eam phong gi\u1ea3 m\u1ea1o c\u1ed9ng v\u1edbi qu\u00e1 tr\u00ecnh t\u1ea1o ra ni\u00eam phong gi\u1ea3 m\u1ea1o ngay trong chu\u1ed7i gi\u00e1 tr\u1ecb b\u1ea3o hi\u1ec3m.<\/p>\n<p>Do \u0111\u00f3, t\u1ea5t c\u1ea3 d\u1eef li\u1ec7u \u201cc\u00f3 li\u00ean quan\u201d \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong m\u1ed9t chu\u1ed7i kh\u1ed1i b\u1ea5t bi\u1ebfn c\u0169ng cho ph\u00e9p cung c\u1ea5p b\u1eb1ng ch\u1ee9ng s\u1ebd \u0111\u1ee9ng tr\u01b0\u1edbc t\u00f2a trong tr\u01b0\u1eddng h\u1ee3p c\u00f3 tranh ch\u1ea5p. Ph\u00e2n t\u00edch ph\u00e1p y v\u1ec1 \u201cchu\u1ed7i\u201d c\u0169ng gi\u00fap d\u1ec5 d\u00e0ng ph\u00e1t hi\u1ec7n s\u1ef1 b\u1ea5t th\u01b0\u1eddng v\u00ec c\u00f3 s\u1eb5n c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1ec3 nhanh ch\u00f3ng l\u00e0m n\u1ed5i b\u1eadt c\u00e1c s\u1ef1 ki\u1ec7n \u0111\u00e1ng ng\u1edd v\u00e0 th\u1ee7 ph\u1ea1m c\u00f3 th\u1ec3 x\u1ea3y ra \u2013 bao g\u1ed3m c\u1ea3 nh\u1eefng k\u1ebb n\u1ed9i gi\u00e1n \u00e1c \u00fd.<\/p>","protected":false},"excerpt":{"rendered":"<p>V\u00ec ch\u00fang ta hi\u1ec7n \u0111\u00e3 c\u00f3 m\u1ed9t th\u1ecb tr\u01b0\u1eddng giao d\u1ecbch s\u1ed1 h\u00f3a ho\u00e0n to\u00e0n ho\u1ea1t \u0111\u1ed9ng, n\u00ean c\u00e1c b\u01b0\u1edbc m\u1ea1nh m\u1ebd \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 b\u1ea3o v\u1ec7 t\u00ednh to\u00e0n v\u1eb9n v\u00e0 minh b\u1ea1ch c\u1ee7a t\u00e0i li\u1ec7u v\u00e0 h\u1ed3 s\u01a1 b\u1eb1ng c\u00e1ch duy tr\u00ec d\u1ea5u v\u1ebft ki\u1ec3m to\u00e1n \u0111\u1ed9c l\u1eadp v\u1ec1 nh\u1eefng g\u00ec \u0111\u00e3 x\u1ea3y ra trong qu\u00e1 tr\u00ecnh giao d\u1ecbch; do \u0111\u00f3 cung c\u1ea5p ngu\u1ed3n g\u1ed1c d\u1eef li\u1ec7u \u0111\u1ea7y \u0111\u1ee7 cho t\u1ea5t c\u1ea3 c\u00e1c t\u00e0i li\u1ec7u g\u1ed1c, cho nh\u1eefng ng\u01b0\u1eddi \u0111\u00e3 truy c\u1eadp [\u2026]<\/p>","protected":false},"author":16,"featured_media":1593,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[113,27,114,112,111,110],"_links":{"self":[{"href":"https:\/\/insurance.risk.exchange\/vi\/wp-json\/wp\/v2\/posts\/1588"}],"collection":[{"href":"https:\/\/insurance.risk.exchange\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/insurance.risk.exchange\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/insurance.risk.exchange\/vi\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/insurance.risk.exchange\/vi\/wp-json\/wp\/v2\/comments?post=1588"}],"version-history":[{"count":0,"href":"https:\/\/insurance.risk.exchange\/vi\/wp-json\/wp\/v2\/posts\/1588\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/insurance.risk.exchange\/vi\/wp-json\/wp\/v2\/media\/1593"}],"wp:attachment":[{"href":"https:\/\/insurance.risk.exchange\/vi\/wp-json\/wp\/v2\/media?parent=1588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/insurance.risk.exchange\/vi\/wp-json\/wp\/v2\/categories?post=1588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/insurance.risk.exchange\/vi\/wp-json\/wp\/v2\/tags?post=1588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}