{"id":18346,"date":"2022-08-28T10:47:46","date_gmt":"2022-08-28T03:47:46","guid":{"rendered":"https:\/\/www.fiahub.com\/blog\/?p=18346"},"modified":"2022-08-29T16:27:55","modified_gmt":"2022-08-29T09:27:55","slug":"du-lieu-off-chain-la-gi","status":"publish","type":"post","link":"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/","title":{"rendered":"D\u1eef li\u1ec7u Off-Chain l\u00e0 g\u00ec?"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Tr\u01b0\u1edbc khi t\u00ecm hi\u1ec3u v\u1ec1 d\u1eef li\u1ec7u off-chain ch\u00fang ta c\u1ea7n ph\u1ea3i bi\u1ebft v\u1ec1 giao d\u1ecbch Off-C<\/span><span style=\"font-weight: 400;\">hain hay giao d\u1ecbch ngo\u00e0i chu\u1ed7i.\u00a0<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_79_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed9i dung b\u00e0i vi\u1ebft<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/#Giao_dich_Off-chain\" >Giao d\u1ecbch Off-chain<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/#Mang_Lightning\" >M\u1ea1ng Lightning<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/#Mang_Liquid\" >M\u1ea1ng Liquid<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/#Giai_phap_luu_hanh\" >Gi\u1ea3i ph\u00e1p l\u01b0u h\u00e0nh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/#Han_che_cua_nen_tang_giao_dich_off-chain\" >H\u1ea1n ch\u1ebf c\u1ee7a n\u1ec1n t\u1ea3ng giao d\u1ecbch off-chain<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/#Su_khac_biet_On-Chain_va_Off-Chain\" >S\u1ef1 kh\u00e1c bi\u1ec7t On-Chain v\u00e0 Off-Chain<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/#Ket_luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Giao_dich_Off-chain\"><\/span><span style=\"font-weight: 400;\">Giao d\u1ecbch Off-chain<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Trao \u0111\u1ed5i b\u00ean ngo\u00e0i blockchain v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh th\u00f4ng qua m\u1ed9t lo\u1ea1t c\u00e1c k\u1ef9 thu\u1eadt l\u00e0 tr\u1ecdng t\u00e2m c\u1ee7a c\u00e1c giao d\u1ecbch ngo\u00e0i chu\u1ed7i. Vi\u1ec7c chuy\u1ec3n nh\u01b0\u1ee3ng ph\u1ea3i \u0111\u01b0\u1ee3c c\u1ea3 hai b\u00ean th\u1ecfa thu\u1eadn v\u00e0 sau \u0111\u00f3 giao d\u1ecbch ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn b\u1edfi b\u00ean th\u1ee9 ba. C\u00e1ch ti\u1ebfp c\u1eadn ngo\u00e0i chu\u1ed7i th\u1eadm ch\u00ed c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c giao d\u1ecbch d\u1ef1a tr\u00ean phi\u1ebfu gi\u1ea3m gi\u00e1. C\u00e1c b\u00ean ho\u1eb7c c\u00e1 nh\u00e2n li\u00ean quan \u0111\u1ebfn giao d\u1ecbch ph\u1ea3i mua phi\u1ebfu th\u01b0\u1edfng \u0111\u1ec3 \u0111\u1ed5i l\u1ea5y ti\u1ec1n \u0111i\u1ec7n t\u1eed v\u00e0 trao \u0111\u1ed5i th\u00f4ng tin v\u1edbi b\u00ean th\u1ee9 ba, ng\u01b0\u1eddi y\u00eau c\u1ea7u phi\u1ebfu th\u01b0\u1edfng. C\u00e1c giao d\u1ecbch ngo\u00e0i chu\u1ed7i l\u00e0 nhanh ch\u00f3ng v\u00e0 t\u1ee9c th\u1eddi, kh\u00f4ng c\u00f3 kho\u1ea3n ph\u00ed b\u1ed5 sung n\u00e0o li\u00ean quan \u0111\u1ebfn c\u00e1c giao d\u1ecbch tr\u00ean chu\u1ed7i. C\u00f3 r\u1ea5t nhi\u1ec1u giao th\u1ee9c Off-Chain c\u00f3 s\u1eb5n so v\u1edbi c\u00e1c giao th\u1ee9c On-Chain.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u1eady d\u1eef li\u1ec7u Off-Chain ch\u00ednh l\u00e0 nh\u1eefng s\u1ed1 li\u1ec7u, ghi ch\u00e9p, th\u1ed1ng k\u00ea v\u1ec1 m\u1ecdi ho\u1ea1t \u0111\u1ed9ng giao d\u1ecbch ngo\u00e0i chu\u1ed7i \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p l\u1ea1i, ghi nh\u1eadn l\u1ea1i trong crypto.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">M\u1ea1ng Lightning, M\u1ea1ng Liquid v\u00e0 nh\u1eefng \u0111i\u1ec1u kh\u00e1c n\u1eb1m trong d\u1eef li\u1ec7u off-chain l\u00e0 g\u00ec? H\u00e3y c\u00f9ng <a href=\"https:\/\/www.fiahub.com\">Fiahub<\/a> t\u00ecm hi\u1ec3u th\u00eam.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Mang_Lightning\"><\/span><span style=\"font-weight: 400;\">M\u1ea1ng Lightning<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Lightning Network l\u00e0 giao th\u1ee9c L\u1edbp 2 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean blockchain Bitcoin, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n c\u00e1c giao d\u1ecbch v\u00f4 h\u1ea1n m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 r\u1ebb ti\u1ec1n. Ngo\u00e0i ra, c\u00e1c giao d\u1ecbch ho\u00e1n \u0111\u1ed5i nguy\u00ean t\u1eed chu\u1ed7i ch\u00e9o c\u0169ng c\u00f3 th\u1ec3 c\u00f3 tr\u00ean m\u1ea1ng Lightning, cung c\u1ea5p s\u1ef1 \u0111\u01a1n gi\u1ea3n v\u00e0 \u0111a d\u1ea1ng h\u01a1n n\u1eefa m\u00e0 kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng ng\u01b0\u1eddi gi\u00e1m s\u00e1t c\u1ee7a b\u00ean th\u1ee9 ba. N\u00f3 c\u00f3 m\u1ed9t m\u1ea1ng l\u01b0\u1edbi ngang h\u00e0ng phi t\u1eadp trung, c\u00f3 ngh\u0129a l\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u01b0\u01a1ng t\u00e1c b\u1eb1ng c\u00e1ch m\u00e3 h\u00f3a Bitcoin c\u1ee7a h\u1ecd trong m\u1ed9t \u0111\u1ecba ch\u1ec9 \u0111a ch\u1eef k\u00fd v\u00e0 t\u00e0i tr\u1ee3 cho n\u00f3 b\u1eb1ng m\u1ed9t giao d\u1ecbch t\u00e0i tr\u1ee3. Ng\u01b0\u1eddi tham gia c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ecba ch\u1ec9 cho c\u00e1c giao d\u1ecbch ngo\u00e0i chu\u1ed7i \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e0ng nhi\u1ec1u giao d\u1ecbch c\u00e0ng t\u1ed1t cho \u0111\u1ebfn khi ho\u00e0n th\u00e0nh s\u1ed1 d\u01b0 blockchain.<\/span><\/p>\n<figure id=\"attachment_18348\" aria-describedby=\"caption-attachment-18348\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-18348\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/a1-29.jpg\" alt=\"On-Chain, Off-Chain, crypto\" width=\"900\" height=\"471\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/a1-29.jpg 1200w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/a1-29-300x157.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/a1-29-1024x536.jpg 1024w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/a1-29-150x79.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/a1-29-768x402.jpg 768w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/a1-29-450x236.jpg 450w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><figcaption id=\"caption-attachment-18348\" class=\"wp-caption-text\">D\u1eef li\u1ec7u On-Chain v\u00e0 Off-Chain c\u00f3 g\u00ec kh\u00e1c nhau?<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Mang_Liquid\"><\/span><span style=\"font-weight: 400;\">M\u1ea1ng Liquid<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">M\u1ea1ng Liquid l\u00e0 m\u1ed9t giao th\u1ee9c sidechain, c\u00f3 ngh\u0129a l\u00e0 trong khi d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u00ean blockchain bitcoin, c\u00e1c giao d\u1ecbch \u0111\u01b0\u1ee3c x\u1eed l\u00fd \u0111\u1ed9c l\u1eadp. Gi\u1ed1ng nh\u01b0 Lightning Network, n\u00f3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean \u0111\u1ea7u blockchain <a href=\"https:\/\/www.fiahub.com\">Bitcoin<\/a> v\u00e0 cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n c\u00e1c giao d\u1ecbch ngo\u00e0i chu\u1ed7i trong khi \u0111\u1ea3m b\u1ea3o b\u1ea3o m\u1eadt v\u00e0 quy\u1ec1n ri\u00eang t\u01b0. M\u1ea1ng Liquid r\u1ebb ti\u1ec1n v\u00e0 nhanh h\u01a1n so v\u1edbi blockchain ch\u00ednh, v\u00e0 n\u00f3 b\u00ed m\u1eadt, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 n\u00f3 kh\u00f4ng ph\u01a1i b\u00e0y s\u1ed1 ti\u1ec1n li\u00ean quan \u0111\u1ebfn m\u1ed9t giao d\u1ecbch. Liquid ch\u1ec9 c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 n\u00f3 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e2n c\u1ea5p. Tr\u00ean th\u1ef1c t\u1ebf, h\u1ecd \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Giai_phap_luu_hanh\"><\/span><span style=\"font-weight: 400;\">Gi\u1ea3i ph\u00e1p l\u01b0u h\u00e0nh<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">C\u00e1c gi\u1ea3i ph\u00e1p l\u01b0u h\u00e0nh \u0111\u1ec1 c\u1eadp \u0111\u1ebfn m\u1ed9t d\u1ecbch v\u1ee5 c\u1ee7a b\u00ean th\u1ee9 ba gi\u1eef v\u00e0 b\u1ea3o v\u1ec7 m\u00e3 th\u00f4ng b\u00e1o thay m\u1eb7t cho c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 t\u1ed5 ch\u1ee9c, nh\u1eefng ng\u01b0\u1eddi giao d\u1ecbch v\u1edbi m\u1ed9t l\u01b0\u1ee3ng l\u1edbn Bitcoin. M\u00e3 th\u00f4ng b\u00e1o c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef th\u00f4ng qua v\u00ed tr\u1ef1c tuy\u1ebfn v\u00e0 kh\u00f3a ri\u00eang, m\u1eb7c d\u00f9 nh\u1eefng \u0111i\u1ec1u n\u00e0y kh\u00f4ng th\u1ec3 \u0111\u00e1nh b\u1ea1i \u0111\u01b0\u1ee3c. M\u1ed7i kh\u00f3a c\u1ee7a ng\u01b0\u1eddi d\u00f9ng c\u00f3 ch\u1ee9a c\u00e1c chu\u1ed7i ch\u1eef v\u00e0 s\u1ed1 ph\u1ee9c t\u1ea1p r\u1ea5t kh\u00f3 ghi nh\u1edb v\u00e0 s\u1eed d\u1ee5ng, v\u00e0 c\u00e1c m\u00e3 n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy c\u1eadp cho nh\u1eefng k\u1ebb x\u00e2m nh\u1eadp. Tin t\u1eb7c b\u1ecb thu h\u00fat kh\u00f4ng k\u00e9m v\u00e0o v\u00ed tr\u1ef1c tuy\u1ebfn. C\u00e1c gi\u1ea3i ph\u00e1p gi\u00e1m s\u00e1t l\u00e0 m\u1ed9t s\u1ef1 ph\u00e1t tri\u1ec3n m\u1edbi ph\u1ea3n \u00e1nh c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 t\u1ed5 ch\u1ee9c, s\u1ef1 quan t\u00e2m ng\u00e0y c\u00e0ng t\u0103ng \u0111\u1ed1i v\u1edbi h\u1ec7 sinh th\u00e1i ti\u1ec1n \u0111i\u1ec7n t\u1eed.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Han_che_cua_nen_tang_giao_dich_off-chain\"><\/span><span style=\"font-weight: 400;\">H\u1ea1n ch\u1ebf c\u1ee7a n\u1ec1n t\u1ea3ng giao d\u1ecbch off-chain<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">M\u1ed9t trong nh\u1eefng sai s\u00f3t c\u1ee7a Bitcoin, khi so s\u00e1nh v\u1edbi c\u00e1c Altcoin, l\u00e0 s\u1ef1 thi\u1ebfu kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng c\u1ee7a n\u00f3. Blockchain s\u1ebd kh\u00f4ng bao gi\u1edd c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng \u0111\u1ec3 giao d\u1ecbch b\u1eb1ng Bitcoin v\u00ec m\u1ed7i kh\u1ed1i Bitcoin ch\u1ec9 c\u00f3 th\u1ec3 mang m\u1ed9t l\u01b0\u1ee3ng giao d\u1ecbch c\u1ee5 th\u1ec3. M\u1ed7i n\u1ec1n t\u1ea3ng ngo\u00e0i chu\u1ed7i c\u00f3 b\u1ed9 l\u1ee3i th\u1ebf v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m ri\u00eang cho ng\u01b0\u1eddi d\u00f9ng. Tuy nhi\u00ean, c\u00e1c n\u1ec1n t\u1ea3ng ngo\u00e0i chu\u1ed7i cung c\u1ea5p c\u00e1c l\u1ee3i \u00edch t\u01b0\u01a1ng t\u1ef1 tr\u00ean c\u00e1c gi\u1ea3i ph\u00e1p kh\u00e1c nhau: ph\u00ed th\u1ea5p h\u01a1n v\u00e0 giao d\u1ecbch nhanh h\u01a1n. C\u00e1c n\u1ec1n t\u1ea3ng ngo\u00e0i chu\u1ed7i c\u00f3 nh\u1eefng nh\u01b0\u1ee3c \u0111i\u1ec3m kh\u00e1c nhau. V\u00ed d\u1ee5, m\u1ea1ng Lightning \u0111\u00f2i h\u1ecfi ph\u1ea3i g\u1eedi ti\u1ec1n v\u00e0 thanh to\u00e1n s\u1ebd b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed7i k\u00eanh thanh to\u00e1n. \u0110\u1ed1i v\u1edbi c\u00e1c giao d\u1ecbch PEG-in, m\u1ea1ng l\u01b0\u1edbi Liquid bao g\u1ed3m m\u1ed9t s\u1ed1 \u0111\u1ed9 tin c\u1eady \u0111\u00e1ng tin c\u1eady c\u1ee7a Bitcoin b\u1eb1ng c\u00e1ch y\u00eau c\u1ea7u 100 x\u00e1c nh\u1eadn. C\u00e1c gi\u1ea3i ph\u00e1p gi\u00e1m s\u00e1t \u0111\u1eb7t s\u1ef1 \u0111\u00e1ng tin c\u1eady, minh b\u1ea1ch v\u00e0 ph\u00e2n c\u1ea5p c\u00f3 nguy c\u01a1.<\/span><\/p>\n<figure id=\"attachment_18349\" aria-describedby=\"caption-attachment-18349\" style=\"width: 900px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-18349\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/2.jpg\" alt=\"On-Chain, Off-Chain, crypto\" width=\"900\" height=\"463\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/2.jpg 683w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/2-300x154.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/2-150x77.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/2-450x231.jpg 450w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><figcaption id=\"caption-attachment-18349\" class=\"wp-caption-text\">D\u1eef li\u1ec7u Off-Chain c\u00f3 g\u00ec \u01b0u \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf?<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Su_khac_biet_On-Chain_va_Off-Chain\"><\/span><span style=\"font-weight: 400;\">S\u1ef1 kh\u00e1c bi\u1ec7t On-Chain v\u00e0 Off-Chain<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">C\u00e1c giao d\u1ecbch x\u1ea3y ra b\u00ean ngo\u00e0i m\u1ea1ng Blockchain \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 giao d\u1ecbch ngo\u00e0i chu\u1ed7i. Nh\u1eefng ng\u01b0\u1eddi tham gia \u0111\u1ed3ng \u00fd r\u1eb1ng b\u00ean th\u1ee9 ba s\u1ebd \u0111\u1ea3m b\u1ea3o ho\u1eb7c x\u00e1c minh t\u00ednh h\u1ee3p ph\u00e1p ho\u1eb7c ho\u00e0n th\u00e0nh c\u1ee7a giao d\u1ecbch c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c giao d\u1ecbch ngo\u00e0i chu\u1ed7i. V\u00ed d\u1ee5, hai ng\u01b0\u1eddi tham gia c\u0169ng c\u00f3 th\u1ec3 giao d\u1ecbch kh\u00f3a ri\u00eang c\u1ee7a h\u1ecd, cho ph\u00e9p h\u1ecd trao \u0111\u1ed5i t\u00e0i s\u1ea3n ti\u1ec1n \u0111i\u1ec7n t\u1eed m\u00e0 kh\u00f4ng c\u1ea7n chuy\u1ec3n b\u1ea5t k\u1ef3 kho\u1ea3n ti\u1ec1n n\u00e0o t\u1eeb v\u00ed k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a h\u1ecd. Tuy nhi\u00ean, c\u00e1c giao d\u1ecbch ngo\u00e0i chu\u1ed7i di\u1ec5n ra m\u00e0 kh\u00f4ng g\u00e2y ra b\u1ea5t k\u1ef3 thay \u0111\u1ed5i n\u00e0o \u0111\u1ed1i v\u1edbi blockchain. Do \u0111\u00f3, c\u00e1c c\u00f4ng ty khai th\u00e1c Blockchain kh\u00f4ng b\u1eaft bu\u1ed9c ph\u1ea3i x\u1ebfp h\u00e0ng \u0111\u1ec3 x\u00e1c nh\u1eadn c\u00e1c giao d\u1ecbch, l\u00e0m gi\u1ea3m ph\u00ed giao d\u1ecbch v\u00e0 t\u0103ng t\u1ed1c qu\u00e1 tr\u00ecnh. C\u00e1c giao d\u1ecbch ngo\u00e0i chu\u1ed7i c\u0169ng kh\u00f4ng \u0111\u01b0\u1ee3c ghi l\u1ea1i tr\u00ean blockchain, do \u0111\u00f3 trong tr\u01b0\u1eddng h\u1ee3p xung \u0111\u1ed9t gi\u1eefa c\u00e1c b\u00ean, kh\u00f4ng c\u00f3 h\u1ed3 s\u01a1 m\u1ea1ng v\u1ec1 giao d\u1ecbch ho\u1eb7c d\u1eef li\u1ec7u t\u00e0i ch\u00ednh c\u00f3 s\u1eb5n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">M\u1eb7t kh\u00e1c, c\u00e1c giao d\u1ecbch tr\u00ean chu\u1ed7i \u0111\u01b0\u1ee3c x\u1eed l\u00fd tr\u00ean m\u1ea1ng Blockchain v\u00e0 kh\u00f4ng th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c M\u1eb7c d\u00f9 c\u00e1c giao d\u1ecbch tr\u00ean chu\u1ed7i m\u1ea5t nhi\u1ec1u th\u1eddi gian h\u01a1n do quy tr\u00ecnh x\u00e1c th\u1ef1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi c\u00e1c th\u1ee3 \u0111\u00e0o, giao d\u1ecbch \u0111\u01b0\u1ee3c ng\u01b0\u1eddi tham gia ch\u1ea5p thu\u1eadn v\u00e0 ph\u00e1t s\u00f3ng tr\u00ean m\u1ea1ng Blockchain \u0111\u00e1ng k\u1ec3 c\u1ea3i thi\u1ec7n b\u1ea3o m\u1eadt. C\u00e1c giao d\u1ecbch ngo\u00e0i chu\u1ed7i kh\u00f4ng li\u00ean quan \u0111\u1ebfn ti\u1ec1n \u0111i\u1ec7n t\u1eed; tuy nhi\u00ean, c\u00e1c giao d\u1ecbch tr\u00ean chu\u1ed7i th\u00edch h\u1ee3p cho vi\u1ec7c chuy\u1ec3n ti\u1ec1n \u0111i\u1ec7n t\u1eed. Vi\u1ec7c s\u1eed d\u1ee5ng S\u1ed1 nh\u1eadn d\u1ea1ng phi t\u1eadp trung (DID) l\u00e0 m\u1ed9t minh h\u1ecda tuy\u1ec7t v\u1eddi cho \u0111i\u1ec1u n\u00e0y. DID c\u00f3 th\u1ec3 l\u00e0 th\u00f4ng tin mi\u1ec1n c\u00f4ng c\u1ed9ng v\u00e0 n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c g\u1eafn v\u1edbi c\u00f4ng ch\u00fang theo c\u00e1ch gi\u1ed1ng nh\u01b0 Bitcoin. M\u1eb7t kh\u00e1c, PII (Th\u00f4ng tin nh\u1eadn d\u1ea1ng c\u00e1 nh\u00e2n) \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi DID. N\u00f3 \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c tr\u00ean m\u1ed9t sidechain m\u00e0 ch\u1ec9 b\u1ea1n m\u1edbi c\u00f3 quy\u1ec1n. B\u1ea1n c\u00f3 to\u00e0n quy\u1ec1n ki\u1ec3m so\u00e1t d\u1eef li\u1ec7u nh\u1eadn d\u1ea1ng c\u1ee7a m\u00ecnh tr\u00ean Blockchain v\u00e0 do \u0111\u00f3 b\u1ea1n c\u00f3 th\u1ec3 quy\u1ebft \u0111\u1ecbnh chia s\u1ebb d\u1eef li\u1ec7u PII v\u1edbi ai, khi n\u00e0o, \u1edf \u0111\u00e2u v\u00e0 nh\u01b0 th\u1ebf n\u00e0o.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ket_luan\"><\/span><span style=\"font-weight: 400;\">K\u1ebft lu\u1eadn<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">C\u00f3 m\u1ed9t s\u1ed1 ti\u00eau ch\u00ed c\u1ea7n xem x\u00e9t khi ch\u1ecdn k\u1ebft th\u00fac giao d\u1ecbch tr\u00ean hay ngo\u00e0i Blockchain. Giao d\u1ecbch ngo\u1ea1i tuy\u1ebfn l\u00e0 l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi cho nh\u1eefng ng\u01b0\u1eddi \u0111ang t\u00ecm ki\u1ebfm c\u00e1c giao d\u1ecbch nhanh ch\u00f3ng, gi\u00e1 r\u1ebb v\u00e0 k\u00edn \u0111\u00e1o. M\u1eb7t kh\u00e1c, \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi mong mu\u1ed1n b\u1ea3o m\u1eadt, t\u00ednh h\u1ee3p l\u1ec7 v\u00e0 t\u00ednh b\u1ea5t bi\u1ebfn, c\u00e1c giao d\u1ecbch tr\u00ean chu\u1ed7i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u01a1n. Bi\u1ebft \u0111\u01b0\u1ee3c nh\u1eefng l\u1ee3i \u00edch v\u00e0 h\u1ea1n ch\u1ebf c\u1ee7a c\u1ea3 giao d\u1ecbch trong chu\u1ed7i v\u00e0 ngo\u00e0i chu\u1ed7i, c\u0169ng nh\u01b0 k\u1ef3 v\u1ecdng c\u1ee7a b\u1ea1n t\u1eeb tr\u1ea3i nghi\u1ec7m thanh to\u00e1n c\u1ee7a b\u1ea1n, c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh t\u1ed1t nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a m\u00ecnh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Hy v\u1ecdng b\u00e0i vi\u1ebft \u0111\u00e3 mang \u0111\u1ebfn nh\u1eefng th\u00f4ng tin c\u1ea7n thi\u1ebft cho \u0111\u1ed9c gi\u1ea3 v\u00e0 nh\u00e0 \u0111\u1ea7u t\u01b0 trong vi\u1ec7c giao d\u1ecbch ti\u1ec1n \u0111i\u1ec7n t\u1eed. Ch\u00fac c\u00e1c b\u1ea1n th\u00e0nh c\u00f4ng v\u1edbi th\u1ecb tr\u01b0\u1eddng crypto v\u00e0 \u0111\u1eebng qu\u00ean, m\u1ecdi th\u1eafc m\u1eafc vui l\u00f2ng li\u00ean h\u1ec7 \u0111\u1ed9i ng\u0169 Support c\u1ee7a <a href=\"https:\/\/www.fiahub.com\">Fiahub<\/a> 24\/7.\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tr\u01b0\u1edbc khi t\u00ecm hi\u1ec3u v\u1ec1 d\u1eef li\u1ec7u off-chain ch\u00fang ta c\u1ea7n ph\u1ea3i bi\u1ebft v\u1ec1 giao d\u1ecbch Off-Chain hay giao d\u1ecbch ngo\u00e0i chu\u1ed7i.\u00a0 Giao d\u1ecbch Off-chain Trao \u0111\u1ed5i b\u00ean ngo\u00e0i blockchain v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh th\u00f4ng qua m\u1ed9t lo\u1ea1t c\u00e1c k\u1ef9 thu\u1eadt l\u00e0 tr\u1ecdng t\u00e2m c\u1ee7a c\u00e1c giao d\u1ecbch ngo\u00e0i chu\u1ed7i. Vi\u1ec7c chuy\u1ec3n nh\u01b0\u1ee3ng<\/p>\n","protected":false},"author":24,"featured_media":18347,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21850],"tags":[2740,3150,8098,8097,3140],"class_list":{"0":"post-18346","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-tu-dien-crypto","8":"tag-blockchain","9":"tag-crypto","10":"tag-off-chain","11":"tag-on-chain","12":"tag-tien-dien-tu"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v26.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>D\u1eef li\u1ec7u Off-Chain l\u00e0 g\u00ec? - Fiahub<\/title>\n<meta name=\"description\" content=\"T\u00ecm hi\u1ec3u v\u1ec1 d\u1eef li\u1ec7u Off-Chain v\u00e0 n\u1eafm b\u1eaft s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a n\u00f3 so v\u1edbi On-Chain l\u00e0 g\u00ec nh\u00e9!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D\u1eef li\u1ec7u Off-Chain l\u00e0 g\u00ec?\" \/>\n<meta property=\"og:description\" content=\"T\u00ecm hi\u1ec3u v\u1ec1 d\u1eef li\u1ec7u Off-Chain v\u00e0 n\u1eafm b\u1eaft s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a n\u00f3 so v\u1edbi On-Chain l\u00e0 g\u00ec nh\u00e9!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/\" \/>\n<meta property=\"og:site_name\" content=\"Fiahub Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/FiahubVN\/\" \/>\n<meta property=\"article:published_time\" content=\"2022-08-28T03:47:46+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-08-29T09:27:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/Fiahub_Glossary_offchain.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"576\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Le Hoang\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@FIAHUBVN\" \/>\n<meta name=\"twitter:site\" content=\"@FIAHUBVN\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Le Hoang\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"11 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/\"},\"author\":{\"name\":\"Le Hoang\",\"@id\":\"https:\/\/www.fiahub.com\/blog\/#\/schema\/person\/438ca2054bd04d8ef374b9dd54ed3418\"},\"headline\":\"D\u1eef li\u1ec7u Off-Chain l\u00e0 g\u00ec?\",\"datePublished\":\"2022-08-28T03:47:46+00:00\",\"dateModified\":\"2022-08-29T09:27:55+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/\"},\"wordCount\":2157,\"publisher\":{\"@id\":\"https:\/\/www.fiahub.com\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/08\/Fiahub_Glossary_offchain.png\",\"keywords\":[\"Blockchain\",\"crypto\",\"Off-chain\",\"On-chain\",\"ti\u1ec1n \u0111i\u1ec7n t\u1eed\"],\"articleSection\":[\"T\u1eeb \u0111i\u1ec3n Crypto\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/\",\"url\":\"https:\/\/www.fiahub.com\/blog\/du-lieu-off-chain-la-gi\/\",\"name\":\"D\u1eef li\u1ec7u Off-Chain l\u00e0 g\u00ec? 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