{"id":2869,"date":"2026-01-09T00:00:45","date_gmt":"2026-01-08T17:00:45","guid":{"rendered":"https:\/\/technest.com.vn\/?p=2869"},"modified":"2026-01-06T11:15:17","modified_gmt":"2026-01-06T04:15:17","slug":"blockchain-va-web3","status":"publish","type":"post","link":"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/","title":{"rendered":"L\u1ee3i \u00edch v\u00e0 t\u01b0\u01a1ng lai c\u1ee7a Blockchain v\u00e0 Web3"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Trong th\u1eadp k\u1ef7 qua, ch\u00fang ta \u0111\u00e3 ch\u1ee9ng ki\u1ebfn s\u1ef1 chuy\u1ec3n m\u00ecnh m\u1ea1nh m\u1ebd c\u1ee7a c\u00f4ng ngh\u1ec7 s\u1ed1. T\u1eeb nh\u1eefng d\u00f2ng m\u00e3 s\u01a1 khai, s\u1ef1 ra \u0111\u1eddi c\u1ee7a Bitcoin \u0111\u00e3 m\u1edf \u0111\u01b0\u1eddng cho c\u00f4ng ngh\u1ec7 s\u1ed5 c\u00e1i phi t\u1eadp trung, v\u00e0 gi\u1edd \u0111\u00e2y, ch\u00fang ta \u0111ang \u0111\u1ee9ng tr\u01b0\u1edbc ng\u01b0\u1ee1ng c\u1eeda c\u1ee7a m\u1ed9t cu\u1ed9c c\u00e1ch m\u1ea1ng l\u1edbn h\u01a1n mang t\u00ean Web3. Hi\u1ec3u r\u00f5 v\u1ec1 <\/span><a title=\"blockchain v\u00e0 Web3\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/\"><b>blockchain v\u00e0 Web3<\/b><\/a><span style=\"font-weight: 400;\"> kh\u00f4ng ch\u1ec9 l\u00e0 n\u1eafm b\u1eaft xu h\u01b0\u1edbng c\u00f4ng ngh\u1ec7, m\u00e0 c\u00f2n l\u00e0 hi\u1ec3u v\u1ec1 c\u00e1ch th\u1ebf gi\u1edbi t\u01b0\u01a1ng lai v\u1eadn h\u00e0nh, n\u01a1i quy\u1ec1n l\u1ef1c \u0111\u01b0\u1ee3c tr\u1ea3 v\u1ec1 tay ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<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:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Blockchain_va_Web3_la_gi\" >Blockchain v\u00e0 Web3 l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Blockchain_la_gi\" >Blockchain l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Web3_la_gi\" >Web3 l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Khac_biet_giua_Web3_va_Web2\" >Kh\u00e1c bi\u1ec7t gi\u1eefa Web3 v\u00e0 Web2<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Moi_lien_he_giua_Blockchain_va_Web3\" >M\u1ed1i li\u00ean h\u1ec7 gi\u1eefa Blockchain v\u00e0 Web3<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Blockchain_la_nen_tang_cho_Web3\" >Blockchain l\u00e0 n\u1ec1n t\u1ea3ng cho Web3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Web3_mo_rong_kha_nang_cua_Blockchain\" >Web3 m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng c\u1ee7a Blockchain<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Tai_sao_Web3_quan_trong\" >T\u1ea1i sao Web3 quan tr\u1ecdng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Blockchain_co_can_thiet_cho_Web3_khong\" >Blockchain c\u00f3 c\u1ea7n thi\u1ebft cho Web3 kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Cac_cong_nghe_chinh_trong_Web3\" >C\u00e1c c\u00f4ng ngh\u1ec7 ch\u00ednh trong Web3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Loi_ich_tu_moi_lien_he_giua_Blockchain_va_Web3\" >L\u1ee3i \u00edch t\u1eeb m\u1ed1i li\u00ean h\u1ec7 gi\u1eefa Blockchain v\u00e0 Web3<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Tuong_lai_cua_Blockchain_va_Web3\" >T\u01b0\u01a1ng lai c\u1ee7a Blockchain v\u00e0 Web3<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Xay_dung_nen_kinh_te_so_moi\" >X\u00e2y d\u1ef1ng n\u1ec1n kinh t\u1ebf s\u1ed1 m\u1edbi<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Tang_cuong_bao_mat_va_quyen_rieng_tu\" >T\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt v\u00e0 quy\u1ec1n ri\u00eang t\u01b0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Phat_trien_ung_dung_phi_tap_trung_DApps\" >Ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng phi t\u1eadp trung (DApps)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/technest.com.vn\/vi\/blockchain-va-web3\/#Cac_cau_hoi_thuong_gap_ve_Blockchain_va_Web3\" >C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Blockchain v\u00e0 Web3<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Blockchain_va_Web3_la_gi\"><\/span><b>Blockchain v\u00e0 Web3 l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c b\u1ee9c tranh to\u00e0n c\u1ea3nh, tr\u01b0\u1edbc h\u1ebft ch\u00fang ta c\u1ea7n b\u00f3c t\u00e1ch t\u1eebng kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n. M\u1eb7c d\u00f9 th\u01b0\u1eddng \u0111\u01b0\u1ee3c nh\u1eafc c\u00f9ng nhau, nh\u01b0ng blockchain v\u00e0 Web3 \u0111\u00f3ng vai tr\u00f2 kh\u00e1c nhau trong h\u1ec7 sinh th\u00e1i s\u1ed1. Blockchain l\u00e0 &#8220;c\u00f4ng c\u1ee5&#8221;, c\u00f2n Web3 l\u00e0 &#8220;t\u1ea7m nh\u00ecn&#8221;. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1i nh\u00ecn chi ti\u1ebft v\u1ec1 t\u1eebng th\u00e0nh ph\u1ea7n v\u00e0 c\u00e1ch ch\u00fang \u0111\u1ecbnh ngh\u0129a l\u1ea1i internet.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Blockchain_la_gi\"><\/span><b>Blockchain l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Blockchain (chu\u1ed7i kh\u1ed1i) l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 l\u01b0u tr\u1eef d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng c\u00e1c kh\u1ed1i \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi nhau b\u1eb1ng m\u00e3 h\u00f3a. \u0110i\u1ec3m \u0111\u1eb7c bi\u1ec7t c\u1ee7a n\u00f3 l\u00e0 t\u00ednh phi t\u1eadp trung (decentralized) v\u00e0 kh\u00f4ng th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c (immutable).\u00a0<\/span><\/p>\n<figure id=\"attachment_2870\" aria-describedby=\"caption-attachment-2870\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2870 size-full\" title=\"Blockchain l\u00e0 g\u00ec?\" src=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-1.webp\" alt=\"Blockchain l\u00e0 g\u00ec?\" width=\"600\" height=\"400\" srcset=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-1.webp 600w, https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-1-300x200.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-2870\" class=\"wp-caption-text\">Blockchain l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Thay v\u00ec \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 duy nh\u1ea5t c\u1ee7a m\u1ed9t c\u00f4ng ty, d\u1eef li\u1ec7u blockchain \u0111\u01b0\u1ee3c ph\u00e2n t\u00e1n tr\u00ean h\u00e0ng ng\u00e0n m\u00e1y t\u00ednh (node) kh\u1eafp th\u1ebf gi\u1edbi. M\u1ed7i khi c\u00f3 m\u1ed9t giao d\u1ecbch m\u1edbi, to\u00e0n b\u1ed9 m\u1ea1ng l\u01b0\u1edbi ph\u1ea3i x\u00e1c nh\u1eadn tr\u01b0\u1edbc khi ghi v\u00e0o &#8220;s\u1ed5 c\u00e1i&#8221;. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t h\u1ec7 th\u1ed1ng minh b\u1ea1ch tuy\u1ec7t \u0111\u1ed1i, n\u01a1i kh\u00f4ng ai c\u00f3 th\u1ec3 t\u1ef1 \u00fd s\u1eeda \u0111\u1ed5i d\u1eef li\u1ec7u m\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 \u0111\u1ed3ng thu\u1eadn c\u1ee7a \u0111a s\u1ed1.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Web3_la_gi\"><\/span><b>Web3 l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Web3 l\u00e0 th\u1ebf h\u1ec7 th\u1ee9 ba c\u1ee7a Internet, \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng c\u1ee7a s\u1ef1 phi t\u1eadp trung. N\u1ebfu <strong>Web1 l\u00e0 &#8220;Ch\u1ec9 \u0111\u1ecdc&#8221; (Read-only)<\/strong>, <strong>Web2 l\u00e0 &#8220;\u0110\u1ecdc v\u00e0 Vi\u1ebft&#8221; (Read-Write &#8211; n\u01a1i m\u1ea1ng x\u00e3 h\u1ed9i b\u00f9ng n\u1ed5)<\/strong>, th\u00ec <strong>Web3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 &#8220;\u0110\u1ecdc &#8211; Vi\u1ebft &#8211; S\u1edf h\u1eefu&#8221; (Read-Write-Own)<\/strong>.\u00a0<\/span><\/p>\n<figure id=\"attachment_2871\" aria-describedby=\"caption-attachment-2871\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2871 size-full\" title=\"Web3 l\u00e0 g\u00ec?\" src=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-2.webp\" alt=\"Web3 l\u00e0 g\u00ec?\" width=\"600\" height=\"400\" srcset=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-2.webp 600w, https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-2-300x200.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-2871\" class=\"wp-caption-text\">Web3 l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Trong th\u1ebf gi\u1edbi Web3, ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng ch\u1ec9 t\u1ea1o ra n\u1ed9i dung m\u00e0 c\u00f2n th\u1ef1c s\u1ef1 s\u1edf h\u1eefu danh t\u00ednh, d\u1eef li\u1ec7u v\u00e0 t\u00e0i s\u1ea3n c\u1ee7a m\u00ecnh th\u00f4ng qua c\u00e1c token v\u00e0 h\u1ee3p \u0111\u1ed3ng th\u00f4ng minh, thay v\u00ec ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c &#8220;\u00f4ng l\u1edbn&#8221; c\u00f4ng ngh\u1ec7 nh\u01b0 Google hay Facebook.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Khac_biet_giua_Web3_va_Web2\"><\/span><b>Kh\u00e1c bi\u1ec7t gi\u1eefa Web3 v\u00e0 Web2<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">S\u1ef1 kh\u00e1c bi\u1ec7t l\u1edbn nh\u1ea5t n\u1eb1m \u1edf quy\u1ec1n ki\u1ec3m so\u00e1t. Trong Web2, d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n l\u00e0 t\u00e0i s\u1ea3n c\u1ee7a c\u00e1c t\u1eadp \u0111o\u00e0n; h\u1ecd s\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3 b\u00e1n qu\u1ea3ng c\u00e1o v\u00e0 thu l\u1ee3i nhu\u1eadn. Trong Web3, nh\u1edd s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a <\/span><b>blockchain v\u00e0 Web3<\/b><span style=\"font-weight: 400;\">, d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef phi t\u1eadp trung. B\u1ea1n \u0111\u0103ng nh\u1eadp b\u1eb1ng v\u00ed ti\u1ec1n \u0111i\u1ec7n t\u1eed thay v\u00ec email, b\u1ea1n giao d\u1ecbch tr\u1ef1c ti\u1ebfp (Peer-to-Peer) m\u00e0 kh\u00f4ng c\u1ea7n trung gian ng\u00e2n h\u00e0ng, v\u00e0 b\u1ea1n c\u00f3 quy\u1ec1n b\u1ecf phi\u1ebfu cho c\u00e1c quy\u1ebft \u0111\u1ecbnh thay \u0111\u1ed5i h\u1ec7 th\u1ed1ng th\u00f4ng qua c\u00e1c <a title=\"t\u1ed5 ch\u1ee9c t\u1ef1 tr\u1ecb phi t\u1eadp trung (DAO)\" href=\"https:\/\/en.wikipedia.org\/wiki\/Decentralized_autonomous_organization\" target=\"_blank\" rel=\"nofollow noopener\"><strong>t\u1ed5 ch\u1ee9c t\u1ef1 tr\u1ecb phi t\u1eadp trung (DAO)<\/strong><\/a>.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Moi_lien_he_giua_Blockchain_va_Web3\"><\/span><b>M\u1ed1i li\u00ean h\u1ec7 gi\u1eefa Blockchain v\u00e0 Web3<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">S\u1ebd kh\u00f4ng th\u1ec3 c\u00f3 Web3 n\u1ebfu thi\u1ebfu \u0111i s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a blockchain. M\u1ed1i quan h\u1ec7 n\u00e0y gi\u1ed1ng nh\u01b0 m\u1ed1i quan h\u1ec7 gi\u1eefa h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng: blockchain cung c\u1ea5p l\u1edbp c\u01a1 s\u1edf b\u1ea3o m\u1eadt v\u00e0 tin c\u1eady, trong khi Web3 l\u00e0 tr\u1ea3i nghi\u1ec7m m\u00e0 ng\u01b0\u1eddi d\u00f9ng t\u01b0\u01a1ng t\u00e1c h\u00e0ng ng\u00e0y. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 c\u00e1ch hai kh\u00e1i ni\u1ec7m n\u00e0y c\u1ed9ng sinh \u0111\u1ec3 thay \u0111\u1ed5i b\u1ed9 m\u1eb7t internet.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Blockchain_la_nen_tang_cho_Web3\"><\/span><b>Blockchain l\u00e0 n\u1ec1n t\u1ea3ng cho Web3<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Blockchain \u0111\u00f3ng vai tr\u00f2 l\u00e0 &#8220;x\u01b0\u01a1ng s\u1ed1ng&#8221; cho Web3. N\u00f3 cung c\u1ea5p c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ea7n thi\u1ebft nh\u01b0: t\u00ednh minh b\u1ea1ch, kh\u1ea3 n\u0103ng ch\u1ed1ng ki\u1ec3m duy\u1ec7t v\u00e0 t\u00ednh x\u00e1c th\u1ef1c. Khi b\u1ea1n th\u1ef1c hi\u1ec7n m\u1ed9t h\u00e0nh \u0111\u1ed9ng tr\u00ean Web3, nh\u01b0 mua m\u1ed9t v\u1eadt ph\u1ea9m trong game ho\u1eb7c chuy\u1ec3n ti\u1ec1n cho b\u1ea1n b\u00e8, blockchain l\u00e0 n\u01a1i ghi l\u1ea1i b\u1eb1ng ch\u1ee9ng v\u1ec1 quy\u1ec1n s\u1edf h\u1eefu \u0111\u00f3 m\u1ed9t c\u00e1ch v\u0129nh vi\u1ec5n m\u00e0 kh\u00f4ng c\u1ea7n b\u1ea5t k\u1ef3 b\u00ean th\u1ee9 ba n\u00e0o \u0111\u1ee9ng ra b\u1ea3o l\u00e3nh.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Web3_mo_rong_kha_nang_cua_Blockchain\"><\/span><b>Web3 m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng c\u1ee7a Blockchain<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">N\u1ebfu blockchain ban \u0111\u1ea7u ch\u1ec9 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn qua ti\u1ec1n \u0111i\u1ec7n t\u1eed (Bitcoin), th\u00ec Web3 \u0111\u00e3 \u0111\u01b0a n\u00f3 \u0111i xa h\u01a1n th\u1ebf. Web3 \u1ee9ng d\u1ee5ng blockchain v\u00e0o m\u1ecdi kh\u00eda c\u1ea1nh c\u1ee7a \u0111\u1eddi s\u1ed1ng: t\u1eeb t\u00e0i ch\u00ednh phi t\u1eadp trung (DeFi), ngh\u1ec7 thu\u1eadt s\u1ed1 (NFT), \u0111\u1ebfn qu\u1ea3n l\u00fd chu\u1ed7i cung \u1ee9ng v\u00e0 \u0111\u1ecbnh danh s\u1ed1. Web3 bi\u1ebfn nh\u1eefng d\u00e3y m\u00e3 kh\u00f4 khan c\u1ee7a blockchain th\u00e0nh c\u00e1c giao di\u1ec7n th\u00e2n thi\u1ec7n, cho ph\u00e9p m\u1ecdi ng\u01b0\u1eddi t\u1eadn d\u1ee5ng s\u1ee9c m\u1ea1nh c\u1ee7a s\u1ef1 phi t\u1eadp trung v\u00e0o c\u00e1c c\u00f4ng vi\u1ec7c th\u1ef1c t\u1ebf.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tai_sao_Web3_quan_trong\"><\/span><b>T\u1ea1i sao Web3 quan tr\u1ecdng?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">T\u1ea7m quan tr\u1ecdng c\u1ee7a Web3 n\u1eb1m \u1edf vi\u1ec7c gi\u1ea3i quy\u1ebft nh\u1eefng khi\u1ebfm khuy\u1ebft c\u1ee7a Internet hi\u1ec7n t\u1ea1i. Trong k\u1ef7 nguy\u00ean Web2, s\u1ef1 t\u1eadp trung quy\u1ec1n l\u1ef1c qu\u00e1 m\u1ee9c \u0111\u00e3 d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 vi ph\u1ea1m quy\u1ec1n ri\u00eang t\u01b0, thao t\u00fang thu\u1eadt to\u00e1n v\u00e0 m\u1ea5t an to\u00e0n d\u1eef li\u1ec7u.<\/span><\/p>\n<figure id=\"attachment_2872\" aria-describedby=\"caption-attachment-2872\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2872 size-full\" title=\"T\u1ea1i sao Web3 quan tr\u1ecdng?\" src=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-3.webp\" alt=\"T\u1ea1i sao Web3 quan tr\u1ecdng?\" width=\"600\" height=\"400\" srcset=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-3.webp 600w, https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-3-300x200.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-2872\" class=\"wp-caption-text\">T\u1ea1i sao Web3 quan tr\u1ecdng?<\/figcaption><\/figure>\n<p><b>Blockchain v\u00e0 Web3<\/b><span style=\"font-weight: 400;\"> ra \u0111\u1eddi \u0111\u1ec3 thi\u1ebft l\u1eadp l\u1ea1i &#8220;h\u1ee3p \u0111\u1ed3ng x\u00e3 h\u1ed9i&#8221; tr\u00ean kh\u00f4ng gian s\u1ed1. N\u00f3 trao quy\u1ec1n cho c\u00e1c c\u00e1 nh\u00e2n, cho ph\u00e9p h\u1ecd ki\u1ec3m so\u00e1t t\u00e0i ch\u00ednh c\u00e1 nh\u00e2n m\u00e0 kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o ng\u00e2n h\u00e0ng, b\u1ea3o v\u1ec7 quy\u1ec1n t\u1ef1 do ng\u00f4n lu\u1eadn th\u00f4ng qua c\u00e1c n\u1ec1n t\u1ea3ng kh\u00f4ng th\u1ec3 b\u1ecb \u0111\u00f3ng c\u1eeda b\u1edfi m\u1ed9t c\u00e1 nh\u00e2n n\u00e0o, v\u00e0 t\u1ea1o ra m\u1ed9t n\u1ec1n kinh t\u1ebf s\u00e1ng t\u1ea1o c\u00f4ng b\u1eb1ng h\u01a1n, n\u01a1i ngh\u1ec7 s\u0129 nh\u1eadn \u0111\u01b0\u1ee3c gi\u00e1 tr\u1ecb x\u1ee9ng \u0111\u00e1ng t\u1eeb t\u00e1c ph\u1ea9m c\u1ee7a m\u00ecnh th\u00f4ng qua h\u1ee3p \u0111\u1ed3ng th\u00f4ng minh.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Blockchain_co_can_thiet_cho_Web3_khong\"><\/span><b>Blockchain c\u00f3 c\u1ea7n thi\u1ebft cho Web3 kh\u00f4ng?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u00e2y l\u00e0 m\u1ed9t c\u00e2u h\u1ecfi th\u01b0\u1eddng xuy\u00ean g\u00e2y tranh lu\u1eadn. V\u1ec1 l\u00fd thuy\u1ebft, Web3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean c\u00e1c c\u00f4ng ngh\u1ec7 phi t\u1eadp trung kh\u00e1c, nh\u01b0ng th\u1ef1c t\u1ebf hi\u1ec7n nay, <\/span><b>blockchain l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u v\u00e0 kh\u1ea3 thi duy nh\u1ea5t<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Kh\u00f4ng c\u00f3 blockchain, r\u1ea5t kh\u00f3 \u0111\u1ec3 gi\u1ea3i quy\u1ebft b\u00e0i to\u00e1n v\u1ec1 &#8220;l\u00f2ng tin&#8221; (trustlessness). Blockchain cho ph\u00e9p hai ng\u01b0\u1eddi l\u1ea1 giao d\u1ecbch v\u1edbi nhau m\u00e0 kh\u00f4ng c\u1ea7n bi\u1ebft \u0111\u1ed1i ph\u01b0\u01a1ng l\u00e0 ai, b\u1edfi v\u00ec h\u1ecd tin v\u00e0o thu\u1eadt to\u00e1n. N\u1ebfu kh\u00f4ng c\u00f3 l\u1edbp h\u1ea1 t\u1ea7ng n\u00e0y, Web3 s\u1ebd ch\u1ec9 l\u00e0 m\u1ed9t phi\u00ean b\u1ea3n n\u00e2ng c\u1ea5p nh\u1eb9 c\u1ee7a Web2 v\u00e0 kh\u00f4ng th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 phi t\u1eadp trung \u0111\u00fang ngh\u0129a. Do \u0111\u00f3, c\u00f3 th\u1ec3 kh\u1eb3ng \u0111\u1ecbnh blockchain l\u00e0 \u0111i\u1ec1u ki\u1ec7n &#8220;c\u1ea7n&#8221; v\u00e0 Web3 l\u00e0 \u0111i\u1ec1u ki\u1ec7n &#8220;\u0111\u1ee7&#8221; \u0111\u1ec3 h\u00ecnh th\u00e0nh Internet t\u01b0\u01a1ng lai.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_cong_nghe_chinh_trong_Web3\"><\/span><b>C\u00e1c c\u00f4ng ngh\u1ec7 ch\u00ednh trong Web3<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 v\u1eadn h\u00e0nh m\u1ed9t th\u1ebf gi\u1edbi phi t\u1eadp trung, Web3 c\u1ea7n m\u1ed9t b\u1ed9 c\u00f4ng c\u1ee5 c\u00f4ng ngh\u1ec7 ph\u1ee9c t\u1ea1p ph\u1ed1i h\u1ee3p c\u00f9ng nhau. Ngo\u00e0i h\u1ea1t nh\u00e2n l\u00e0 blockchain, ch\u00fang ta c\u00f2n c\u00f3:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Smart Contracts (H\u1ee3p \u0111\u1ed3ng th\u00f4ng minh):<\/b><span style=\"font-weight: 400;\"> C\u00e1c \u0111o\u1ea1n m\u00e3 t\u1ef1 th\u1ef1c thi khi \u0111\u00e1p \u1ee9ng \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n, lo\u1ea1i b\u1ecf nhu c\u1ea7u v\u1ec1 lu\u1eadt s\u01b0 ho\u1eb7c trung gian.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Cryptocurrency &amp; Tokens:<\/b><span style=\"font-weight: 400;\"> \u0110\u01a1n v\u1ecb ti\u1ec1n t\u1ec7 v\u00e0 t\u00e0i s\u1ea3n s\u1ed1 trong h\u1ec7 sinh th\u00e1i.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>NFTs (Non-Fungible Tokens):<\/b><span style=\"font-weight: 400;\"> Ch\u1ee9ng ch\u1ec9 s\u1ed1 duy nh\u1ea5t x\u00e1c nh\u1eadn quy\u1ec1n s\u1edf h\u1eefu \u0111\u1ed1i v\u1edbi t\u00e0i s\u1ea3n \u1ea3o ho\u1eb7c th\u1ef1c.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>DAOs (Decentralized Autonomous Organizations):<\/b><span style=\"font-weight: 400;\"> M\u00f4 h\u00ecnh qu\u1ea3n tr\u1ecb c\u1ed9ng \u0111\u1ed3ng, n\u01a1i m\u1ecdi quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1ee3c th\u00f4ng qua b\u1eb1ng b\u1ecf phi\u1ebfu tr\u00ean blockchain.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>V\u00ed ti\u1ec1n \u0111i\u1ec7n t\u1eed (Wallets):<\/b><span style=\"font-weight: 400;\"> &#8220;Ch\u00eca kh\u00f3a&#8221; \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng Web3 (DApps).<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Loi_ich_tu_moi_lien_he_giua_Blockchain_va_Web3\"><\/span><b>L\u1ee3i \u00edch t\u1eeb m\u1ed1i li\u00ean h\u1ec7 gi\u1eefa Blockchain v\u00e0 Web3<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa <\/span><b>blockchain v\u00e0 Web3<\/b><span style=\"font-weight: 400;\"> mang l\u1ea1i nh\u1eefng gi\u00e1 tr\u1ecb v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi m\u00f4 h\u00ecnh truy\u1ec1n th\u1ed1ng.\u00a0<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u1ea3o m\u1eadt t\u1ed1i \u0111a:<\/b><span style=\"font-weight: 400;\"> S\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 m\u1eadt m\u00e3 h\u1ecdc ti\u00ean ti\u1ebfn, gi\u00fap h\u1ec7 th\u1ed1ng g\u1ea7n nh\u01b0 mi\u1ec5n nhi\u1ec5m v\u1edbi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng v\u00e0 hack.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Giao d\u1ecbch kh\u00f4ng bi\u00ean gi\u1edbi:<\/b><span style=\"font-weight: 400;\"> Cho ph\u00e9p chuy\u1ec3n t\u00e0i s\u1ea3n to\u00e0n c\u1ea7u ch\u1ec9 trong v\u00e0i gi\u00e2y v\u1edbi m\u1ee9c chi ph\u00ed c\u1ef1c th\u1ea5p, ph\u00e1 b\u1ecf m\u1ecdi r\u00e0o c\u1ea3n \u0111\u1ecba l\u00fd.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Quy\u1ec1n s\u1edf h\u1eefu d\u1eef li\u1ec7u c\u00e1 nh\u00e2n:<\/b><span style=\"font-weight: 400;\"> Ng\u01b0\u1eddi d\u00f9ng l\u00e0m ch\u1ee7 ho\u00e0n to\u00e0n th\u00f4ng tin c\u00e1 nh\u00e2n. B\u1ea1n c\u00f3 th\u1ec3 d\u1eebng vi\u1ec7c b\u1ecb theo d\u00f5i b\u1eb1ng c\u00e1ch ng\u1eaft k\u1ebft n\u1ed1i v\u00ed, \u0111\u1ea3m b\u1ea3o kh\u00f4ng c\u00f3 d\u1eef li\u1ec7u n\u00e0o b\u1ecb l\u01b0u l\u1ea1i tr\u00e1i ph\u00e9p.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Tuong_lai_cua_Blockchain_va_Web3\"><\/span><b>T\u01b0\u01a1ng lai c\u1ee7a Blockchain v\u00e0 Web3<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Ch\u00fang ta m\u1edbi ch\u1ec9 \u0111ang \u1edf giai \u0111o\u1ea1n \u0111\u1ea7u c\u1ee7a cu\u1ed9c c\u00e1ch m\u1ea1ng n\u00e0y. T\u01b0\u01a1ng lai c\u1ee7a <\/span><b>blockchain v\u00e0 Web3<\/b><span style=\"font-weight: 400;\"> h\u1ee9a h\u1eb9n s\u1ebd thay \u0111\u1ed5i ho\u00e0n to\u00e0n c\u00e1ch ch\u00fang ta s\u1ed1ng, l\u00e0m vi\u1ec7c v\u00e0 giao ti\u1ebfp. S\u1ef1 chuy\u1ec3n d\u1ecbch n\u00e0y s\u1ebd di\u1ec5n ra tr\u00ean ba tr\u1ee5 c\u1ed9t ch\u00ednh sau \u0111\u00e2y.<\/span><\/p>\n<figure id=\"attachment_2873\" aria-describedby=\"caption-attachment-2873\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2873 size-full\" title=\"T\u01b0\u01a1ng lai c\u1ee7a Blockchain v\u00e0 Web3\" src=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-4.webp\" alt=\"T\u01b0\u01a1ng lai c\u1ee7a Blockchain v\u00e0 Web3\" width=\"600\" height=\"400\" srcset=\"https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-4.webp 600w, https:\/\/technest.com.vn\/wp-content\/uploads\/2026\/01\/blockchain-va-web3-4-300x200.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-2873\" class=\"wp-caption-text\">T\u01b0\u01a1ng lai c\u1ee7a Blockchain v\u00e0 Web3<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Xay_dung_nen_kinh_te_so_moi\"><\/span><b>X\u00e2y d\u1ef1ng n\u1ec1n kinh t\u1ebf s\u1ed1 m\u1edbi<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">Web3 \u0111ang m\u1edf ra m\u1ed9t n\u1ec1n kinh t\u1ebf n\u01a1i m\u1ecdi t\u00e0i s\u1ea3n \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c token h\u00f3a (Tokenization). T\u1eeb b\u1ea5t \u0111\u1ed9ng s\u1ea3n, c\u1ed5 phi\u1ebfu \u0111\u1ebfn c\u1ea3 th\u1eddi gian c\u1ee7a m\u1ed9t chuy\u00ean gia \u0111\u1ec1u c\u00f3 th\u1ec3 chia nh\u1ecf v\u00e0 giao d\u1ecbch tr\u00ean c\u00e1c s\u00e0n phi t\u1eadp trung. \u0110i\u1ec1u n\u00e0y gi\u00fap d\u00f2ng v\u1ed1n l\u01b0u th\u00f4ng d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 m\u1edf ra c\u01a1 h\u1ed9i \u0111\u1ea7u t\u01b0 cho t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi, kh\u00f4ng ch\u1ec9 gi\u1edbi nh\u00e0 gi\u00e0u.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tang_cuong_bao_mat_va_quyen_rieng_tu\"><\/span><b>T\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt v\u00e0 quy\u1ec1n ri\u00eang t\u01b0<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">V\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 nh\u01b0 Zero-Knowledge Proofs (B\u1eb1ng ch\u1ee9ng kh\u00f4ng ki\u1ebfn th\u1ee9c), ng\u01b0\u1eddi d\u00f9ng Web3 c\u00f3 th\u1ec3 ch\u1ee9ng minh h\u1ecd \u0111\u1ee7 \u0111i\u1ec1u ki\u1ec7n (nh\u01b0 \u0111\u1ee7 tu\u1ed5i ho\u1eb7c c\u00f3 \u0111\u1ee7 ti\u1ec1n) m\u00e0 kh\u00f4ng c\u1ea7n ti\u1ebft l\u1ed9 d\u1eef li\u1ec7u c\u00e1 nh\u00e2n nh\u1ea1y c\u1ea3m. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc ti\u1ebfn l\u1edbn trong vi\u1ec7c b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 c\u00e1 nh\u00e2n tr\u00ean m\u1ea1ng x\u00e3 h\u1ed9i v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 c\u00f4ng.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Phat_trien_ung_dung_phi_tap_trung_DApps\"><\/span><b>Ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng phi t\u1eadp trung (DApps)<\/b><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-weight: 400;\">DApps s\u1ebd thay th\u1ebf c\u00e1c \u1ee9ng d\u1ee5ng truy\u1ec1n th\u1ed1ng. H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t \u1ee9ng d\u1ee5ng g\u1ecdi xe nh\u01b0 Uber nh\u01b0ng kh\u00f4ng c\u00f3 c\u00f4ng ty Uber \u1edf gi\u1eefa thu ph\u00ed 25-30%, thay v\u00e0o \u0111\u00f3, l\u00e1i xe v\u00e0 kh\u00e1ch h\u00e0ng k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp qua m\u1ed9t giao th\u1ee9c Web3, ph\u00ed d\u1ecbch v\u1ee5 c\u1ef1c th\u1ea5p v\u00e0 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 duy tr\u00ec m\u1ea1ng l\u01b0\u1edbi. \u0110\u00f3 ch\u00ednh l\u00e0 s\u1ee9c m\u1ea1nh th\u1ef1c s\u1ef1 c\u1ee7a s\u1ef1 phi t\u1eadp trung.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_cau_hoi_thuong_gap_ve_Blockchain_va_Web3\"><\/span><b>C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Blockchain v\u00e0 Web3<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li><b> Web3 c\u00f3 ph\u1ea3i l\u00e0 Crypto (Ti\u1ec1n \u0111i\u1ec7n t\u1eed) kh\u00f4ng?<\/b><span style=\"font-weight: 400;\"> Kh\u00f4ng ho\u00e0n to\u00e0n. Crypto l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a Web3, \u0111\u00f3ng vai tr\u00f2 l\u00e0 \u0111\u1ed9ng l\u1ef1c kinh t\u1ebf \u0111\u1ec3 v\u1eadn h\u00e0nh c\u00e1c giao th\u1ee9c, nh\u01b0ng Web3 c\u00f2n r\u1ed9ng h\u01a1n th\u1ebf, bao g\u1ed3m c\u1ea3 qu\u1ea3n tr\u1ecb, \u0111\u1ecbnh danh v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u.<\/span><\/li>\n<li><b> L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1eaft \u0111\u1ea7u v\u1edbi Web3?<\/b><span style=\"font-weight: 400;\"> C\u00e1ch d\u1ec5 nh\u1ea5t l\u00e0 t\u1ea1o m\u1ed9t v\u00ed ti\u1ec1n \u0111i\u1ec7n t\u1eed (nh\u01b0 MetaMask), t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1ch b\u1ea3o m\u1eadt private key v\u00e0 th\u1eed t\u01b0\u01a1ng t\u00e1c v\u1edbi m\u1ed9t v\u00e0i \u1ee9ng d\u1ee5ng phi t\u1eadp trung ho\u1eb7c s\u00e0n giao d\u1ecbch DEX.<\/span><\/li>\n<li><b> Web3 c\u00f3 an to\u00e0n kh\u00f4ng?<\/b><span style=\"font-weight: 400;\"> Web3 an to\u00e0n v\u1ec1 m\u1eb7t c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i, nh\u01b0ng ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i t\u1ef1 ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 t\u00e0i s\u1ea3n c\u1ee7a m\u00ecnh. N\u1ebfu b\u1ea1n l\u00e0m m\u1ea5t m\u00e3 b\u1ea3o m\u1eadt, kh\u00f4ng ai c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n kh\u00f4i ph\u1ee5c l\u1ea1i.<\/span><\/li>\n<li><b> Khi n\u00e0o Web3 s\u1ebd tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn?<\/b><span style=\"font-weight: 400;\"> Hi\u1ec7n t\u1ea1i ch\u00fang ta \u0111ang \u1edf giai \u0111o\u1ea1n &#8220;s\u1edbm&#8221;. D\u1ef1 ki\u1ebfn trong 5-10 n\u0103m t\u1edbi, khi c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 t\u1ed1c \u0111\u1ed9 giao d\u1ecbch v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n, Web3 s\u1ebd tr\u1edf n\u00ean v\u00f4 h\u00ecnh v\u00e0 hi\u1ec7n di\u1ec7n trong m\u1ecdi ng\u00f5 ng\u00e1ch c\u1ee7a \u0111\u1eddi s\u1ed1ng s\u1ed1.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa <\/span><b>blockchain v\u00e0 Web3<\/b><span style=\"font-weight: 400;\"> \u0111ang m\u1edf ra m\u1ed9t ch\u01b0\u01a1ng m\u1edbi cho Internet, n\u01a1i s\u1ef1 minh b\u1ea1ch v\u00e0 quy\u1ec1n s\u1edf h\u1eefu c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u00ean h\u00e0ng \u0111\u1ea7u. D\u00f9 c\u00f2n nhi\u1ec1u th\u00e1ch th\u1ee9c, nh\u01b0ng \u0111\u00e2y l\u00e0 xu h\u01b0\u1edbng t\u1ea5t y\u1ebfu c\u1ee7a t\u01b0\u01a1ng lai s\u1ed1. Vi\u1ec7c n\u1eafm b\u1eaft ki\u1ebfn th\u1ee9c v\u1ec1 Web3 ngay t\u1eeb b\u00e2y gi\u1edd s\u1ebd gi\u00fap b\u1ea1n ch\u1ee7 \u0111\u1ed9ng h\u01a1n trong m\u1ed9t th\u1ebf gi\u1edbi phi t\u1eadp trung, n\u01a1i quy\u1ec1n l\u1ef1c th\u1ef1c s\u1ef1 thu\u1ed9c v\u1ec1 c\u1ed9ng \u0111\u1ed3ng thay v\u00ec c\u00e1c t\u1eadp \u0111o\u00e0n l\u1edbn.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong th\u1eadp k\u1ef7 qua, ch\u00fang ta \u0111\u00e3 ch\u1ee9ng ki\u1ebfn s\u1ef1 chuy\u1ec3n m\u00ecnh m\u1ea1nh m\u1ebd c\u1ee7a c\u00f4ng ngh\u1ec7 s\u1ed1. T\u1eeb nh\u1eefng d\u00f2ng m\u00e3 s\u01a1 khai, s\u1ef1 ra \u0111\u1eddi c\u1ee7a Bitcoin \u0111\u00e3 m\u1edf \u0111\u01b0\u1eddng cho c\u00f4ng ngh\u1ec7 s\u1ed5 c\u00e1i phi t\u1eadp trung, v\u00e0 gi\u1edd \u0111\u00e2y, ch\u00fang ta \u0111ang \u0111\u1ee9ng tr\u01b0\u1edbc ng\u01b0\u1ee1ng c\u1eeda c\u1ee7a m\u1ed9t cu\u1ed9c c\u00e1ch m\u1ea1ng<\/p>\n","protected":false},"author":1,"featured_media":2876,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/posts\/2869"}],"collection":[{"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/comments?post=2869"}],"version-history":[{"count":2,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/posts\/2869\/revisions"}],"predecessor-version":[{"id":2878,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/posts\/2869\/revisions\/2878"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/media\/2876"}],"wp:attachment":[{"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/media?parent=2869"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/categories?post=2869"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/technest.com.vn\/vi\/wp-json\/wp\/v2\/tags?post=2869"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}