{"id":19351,"date":"2022-10-29T08:00:46","date_gmt":"2022-10-29T01:00:46","guid":{"rendered":"https:\/\/www.fiahub.com\/blog\/?p=19351"},"modified":"2025-06-11T20:06:18","modified_gmt":"2025-06-11T13:06:18","slug":"revoke-la-gi-huong-dan-revoke-token-approval-tren-metamask","status":"publish","type":"post","link":"https:\/\/www.fiahub.com\/blog\/revoke-la-gi-huong-dan-revoke-token-approval-tren-metamask\/","title":{"rendered":"Revoke l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn Revoke token approval tr\u00ean Metamask"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Revoke l\u00e0 g\u00ec m\u00e0 m\u1ed7i khi nh\u1eafc \u0111\u1ebfn, d\u1ef1 \u00e1n n\u00e0y \u0111\u1ec1u \u0111\u01b0\u1ee3c mang ra th\u1ea3o lu\u1eadn r\u1ea5t nhi\u1ec1u. Kh\u00f4ng nh\u1eefng v\u1eady, vi\u1ec7c t\u00ecm hi\u1ec3u h\u01b0\u1edbng d\u1eabn Revoke token approval tr\u00ean Meta lu\u00f4n c\u00f3 s\u1ed1 l\u01b0\u1ee3ng t\u00ecm hi\u1ec3u l\u1edbn tr\u00ean c\u00e1c n\u1ec1n t\u1ea3ng tra c\u1ee9u. Trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y, Fiahub s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 v\u1ec1 Revoke c\u0169ng nh\u01b0 c\u00e1c th\u00f4ng tin quan tr\u1ecdng v\u1ec1 d\u1ef1 \u00e1n.\u00a0<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 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\/revoke-la-gi-huong-dan-revoke-token-approval-tren-metamask\/#Revoke_la_gi\" >Revoke l\u00e0 g\u00ec?\u00a0<\/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\/revoke-la-gi-huong-dan-revoke-token-approval-tren-metamask\/#Tai_sao_Revoke_token_approval_ra_doi\" >T\u1ea1i sao Revoke token approval ra \u0111\u1eddi?\u00a0<\/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\/revoke-la-gi-huong-dan-revoke-token-approval-tren-metamask\/#Vi_sao_Revoke_dia_chi_vi_lai_quan_trong\" >V\u00ec sao Revoke \u0111\u1ecba ch\u1ec9 v\u00ed l\u1ea1i quan tr\u1ecdng?<\/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\/revoke-la-gi-huong-dan-revoke-token-approval-tren-metamask\/#Huong_dan_Revoke_token_approval_tren_Metamask\" >H\u01b0\u1edbng d\u1eabn Revoke token approval tr\u00ean Metamask\u00a0<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Revoke_la_gi\"><\/span><span style=\"font-weight: 400;\">Revoke l\u00e0 g\u00ec?\u00a0<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Revoke l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 Token Approval. Token Approval l\u00e0 thu\u1eadt ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 n\u00f3i v\u1ec1 c\u00e1c lo\u1ea1i c\u00f4ng c\u1ee5 gi\u00fap ng\u01b0\u1eddi d\u00f9ng ki\u1ec3m ch\u1ee9ng, x\u00e1c th\u1ef1c c\u00e1c d\u1eef li\u1ec7u v\u1ec1 t\u00e0i s\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1, t\u00e0i s\u1ea3n m\u00e3 h\u00f3a trong v\u00ed \u0111i\u1ec7n t\u1eed (v\u00ed crypto) b\u1eb1ng vi\u1ec7c c\u1ea5p quy\u1ec1n s\u1eed d\u1ee5ng c\u1ea7n thi\u1ebft. Nh\u1edd v\u00e0o \u0111\u00f3, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 qu\u1ea3n l\u00fd \u0111\u01b0\u1ee3c t\u00e0i s\u1ea3n c\u1ee7a m\u00ecnh hi\u1ec7u qu\u1ea3 h\u01a1n.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ec l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 Token Approval, v\u00e0 c\u00f3 li\u00ean k\u1ebft gi\u1eefa c\u00e1c Dapp, n\u00ean Revoke c\u0169ng s\u1ebd c\u00f3 nh\u1eefng ch\u1ee9c n\u0103ng nh\u01b0 cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng qu\u1ea3n l\u00fd v\u00e0 theo d\u00f5i token, t\u00e0i s\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a m\u00ecnh trong v\u00ed, \u0111\u1ed3ng th\u1eddi h\u1ecd c\u0169ng theo d\u00f5i to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong v\u00ed. N\u1ebfu c\u1ea3m th\u1ea5y quy\u1ec1n truy c\u1eadp kh\u00f4ng c\u1ea7n thi\u1ebft khi \u0111\u1ea7u t\u01b0, ng\u01b0\u1eddi d\u00f9ng v\u1eabn c\u00f3 quy\u1ec1n thu h\u1ed3i ch\u00fang. Ng\u01b0\u1ee3c l\u1ea1i n\u1ebfu kh\u00f4ng thu h\u1ed3i, ng\u01b0\u1eddi d\u00f9ng v\u1eabn c\u00f3 th\u1ec3 gi\u1edbi h\u1ea1n s\u1ed1 ti\u1ec1n m\u00e0 Dapp s\u1eed d\u1ee5ng.\u00a0<\/span><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-19352 aligncenter\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-1.jpg\" alt=\"revoke l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5\" width=\"800\" height=\"500\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-1.jpg 800w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-1-300x188.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-1-150x94.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-1-768x480.jpg 768w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-1-450x281.jpg 450w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><i><span style=\"font-weight: 400;\">Revoke l\u00e0 m\u1ed9t token approval<\/span><\/i><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tai_sao_Revoke_token_approval_ra_doi\"><\/span><span style=\"font-weight: 400;\">T\u1ea1i sao Revoke token approval ra \u0111\u1eddi?\u00a0<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Ti\u1ec1n \u0111i\u1ec7n t\u1eed l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c r\u1ea5t r\u1ed9ng. Trong \u0111\u00f3, s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a th\u1ecb tr\u01b0\u1eddng ti\u1ec1n \u0111i\u1ec7n t\u1eed n\u00f3i chung v\u00e0 Defi n\u00f3i ri\u00eang lu\u00f4n \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng, s\u00e1ng t\u1ea1o ra nhi\u1ec1u c\u01a1 h\u1ed9i \u0111\u1ea7u t\u01b0 \u201cb\u00e9o b\u1edf\u201d cho ng\u01b0\u1eddi tham gia. Nh\u01b0ng song song v\u1edbi l\u1ee3i nhu\u1eadn, \u0111\u00e2y c\u0169ng l\u00e0 \u201cc\u00e1i h\u1ed1\u201d v\u1edbi nhi\u1ec1u r\u1ee7i ro l\u1eeba \u0111\u1ea3o, scam khi\u1ebfn ng\u01b0\u1eddi tham gia m\u1ea5t ti\u1ec1n.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Khi \u0111\u1eb7t ti\u1ec1n c\u1ecdc s\u1ed1 ti\u1ec1n c\u1ee5 th\u1ec3 tr\u00ean Dapp, ch\u00fang ta th\u01b0\u1eddng ph\u1ea3i c\u1eadp nh\u1eadt \u0111\u00fang s\u1ed1 ti\u1ec1n m\u00e0 Dapp \u0111\u00f3 y\u00eau c\u1ea7u truy c\u1eadp. Tuy nhi\u00ean, nhi\u1ec1u \u1ee9ng d\u1ee5ng mong mu\u1ed1n thu h\u00fat ng\u01b0\u1eddi d\u00f9ng \u0111\u00e3 m\u1edf ch\u1ebf \u0111\u1ed9 cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng c\u1eadp nh\u1eadt kh\u00f4ng gi\u1edbi h\u1ea1n s\u1ed1 ti\u1ec1n. V\u00e0 ch\u1ec9 c\u1ea7n ch\u1ea5p nh\u1eadn 1 l\u1ea7n, nh\u1eefng l\u1ea7n sau, ng\u01b0\u1eddi d\u00f9ng lu\u00f4n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng quy\u1ec1n n\u00e0y.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u1edbi c\u1ea3i ti\u1ebfn kh\u00f4ng gi\u1edbi h\u1ea1n n\u00e0y (unlimited allowance), ng\u01b0\u1eddi d\u00f9ng s\u1ebd t\u1ef1 tin khi s\u1eed d\u1ee5ng c\u00e1c Dapp m\u00e0 m\u00ecnh \u0111\u00e3 t\u00ecm hi\u1ec3u, ho\u1eb7c c\u00e1c Dapp \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn, ngo\u1ea1i tr\u1eeb nh\u1eefng Dapp m\u1edbi nghe l\u1ea7n \u0111\u1ea7u.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Nh\u01b0ng d\u00f9 \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn nh\u01b0 th\u1ebf n\u00e0o th\u00ec b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng c\u00f3 bug v\u00e0 l\u1ed7 h\u1ed5ng k\u1ef9 thu\u1eadt, \u0111i\u1ec1u n\u00e0y s\u1ebd g\u00e2y ra tr\u01b0\u1eddng h\u1ee3p s\u1ed1 ti\u1ec1n m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u1eadp nh\u1eadt hay \u0111\u00e3 g\u1eedi v\u00e0 Dapp \u0111\u1ec1u c\u00f3 th\u1ec3 b\u1ecb bi\u1ebfn m\u1ea5t. \u0110\u00e2y ch\u00ednh l\u00e0 r\u1ee7i ro m\u00e0 kh\u00f4ng ai mong mu\u1ed1n. V\u00e0 hi\u1ec3u \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, Revoke token approval \u0111\u00e3 ra \u0111\u1eddi v\u1edbi ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a m\u00ecnh l\u00e0 ng\u0103n ch\u1eb7n r\u1ee7i ro c\u0169ng nh\u01b0 mang \u0111\u1ebfn d\u1ecbch v\u1ee5 an to\u00e0n, \u0111\u1ea3m b\u1ea3o s\u1ed1 ti\u1ec1n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng khi c\u1eadp nh\u1eadt ho\u1eb7c g\u1eedi tr\u00ean Dapp.\u00a0<\/span><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-19353\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-2.jpg\" alt=\"deposit overview t\u00e0i kho\u1ea3n ti\u1ec1n \u0111i\u1ec7n t\u1eed\" width=\"800\" height=\"500\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-2.jpg 800w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-2-300x188.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-2-150x94.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-2-768x480.jpg 768w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-2-450x281.jpg 450w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><i><span style=\"font-weight: 400;\">Ng\u01b0\u1eddi d\u00f9ng c\u1ea7n th\u1ef1c hi\u1ec7n Set unlimited allowance nh\u1eefng t\u00e0i kho\u1ea3n m\u00e0 m\u00ecnh \u0111\u00e3 x\u00e1c nh\u1eadn<\/span><\/i><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Vi_sao_Revoke_dia_chi_vi_lai_quan_trong\"><\/span><span style=\"font-weight: 400;\">V\u00ec sao Revoke \u0111\u1ecba ch\u1ec9 v\u00ed l\u1ea1i quan tr\u1ecdng?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 ng\u0103n ch\u1eb7n r\u1ee7i ro khi ph\u00ea duy\u1ec7t token tr\u00ean Dapp l\u1ea1, Revoke \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf th\u00eam ch\u1ee9c n\u0103ng c\u00f3 th\u1ec3 h\u1ee7y quy\u1ec1n truy c\u1eadp c\u1ee7a Dapp khi \u0111\u1ecba ch\u1ec9 v\u00ed \u0111\u00e3 \u0111\u01b0\u1ee3c ng\u01b0\u1eddi d\u00f9ng ph\u00ea duy\u1ec7t. \u00dd ngh\u0129a c\u1ee7a ch\u1ee9c n\u0103ng n\u00e0y l\u00e0 gi\u00fap ng\u01b0\u1eddi d\u00f9ng tr\u00e1nh nh\u1eefng r\u1ee7i ro m\u1ea5t ti\u1ec1n khi ti\u1ebfp x\u00fac v\u1edbi nh\u1eefng Dapp m\u00e0 m\u00ecnh kh\u00f4ng hi\u1ec3u r\u00f5 ho\u1eb7c kh\u00f4ng bi\u1ebft Dapp \u0111ang y\u00eau c\u1ea7u g\u00ec \u1edf v\u00ed m\u00ecnh.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: \u0110\u1ed1i v\u1edbi Unicats, sau khi giao d\u1ecbch v\u1edbi Dapp xong, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 d\u00f9ng Revoke v\u00e0 t\u1eaft quy\u1ec1n truy c\u1eadp t\u1eeb Unicats v\u00e0o v\u00ed c\u1ee7a m\u00ecnh. V\u00ec kh\u00f4ng th\u1ef1c hi\u1ec7n h\u00e0nh \u0111\u1ed9ng n\u00e0y, th\u1eddi gian g\u1ea7n \u0111\u00e2y, Opensea \u0111\u00e3 m\u1ea5t \u0111i h\u01a1n 3 tri\u1ec7u \u0111\u00f4 la ng\u01b0\u1eddi d\u00f9ng hay tr\u01b0\u1edbc \u0111\u00f3 John Doe \u0111\u00e3 m\u1ea5t h\u01a1n 1 tri\u1ec7u \u0111\u00f4 la. Th\u00f4ng qua 2 tr\u01b0\u1eddng h\u1ee3p n\u00e0y, ch\u00fang ta c\u00f3 th\u1ec3 th\u1ea5y \u0111\u01b0\u1ee3c Revoke \u0111\u1ecba ch\u1ec9 v\u00ed l\u00e0 c\u1ef1c k\u1ef3 quan tr\u1ecdng.\u00a0<\/span><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-19354\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/vi-metamask-3-1.jpg\" alt=\"n\u1ec1n t\u1ea3ng unicat\" width=\"800\" height=\"250\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/vi-metamask-3-1.jpg 800w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/vi-metamask-3-1-300x94.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/vi-metamask-3-1-150x47.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/vi-metamask-3-1-768x240.jpg 768w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/vi-metamask-3-1-450x141.jpg 450w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19355\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-3.jpg\" alt=\"\" width=\"800\" height=\"500\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-3.jpg 800w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-3-300x188.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-3-150x94.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-3-768x480.jpg 768w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-3-450x281.jpg 450w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><i><span style=\"font-weight: 400;\">Unicats l\u00e0 m\u1ed9t trong nh\u1eefng d\u1ef1 \u00e1n b\u1ecb m\u1ea5t ti\u1ec1n khi kh\u00f4ng th\u1ef1c hi\u1ec7n Revoke token approval<\/span><\/i><\/p>\n<h2 style=\"text-align: left;\"><span class=\"ez-toc-section\" id=\"Huong_dan_Revoke_token_approval_tren_Metamask\"><\/span><span style=\"font-weight: 400;\">H\u01b0\u1edbng d\u1eabn Revoke token approval tr\u00ean Metamask\u00a0<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Vi\u1ec7c th\u1ef1c hi\u1ec7n Revoke token approval tr\u00ean Metamask kh\u00f4ng h\u1ec1 ph\u1ee9c t\u1ea1p v\u00e0 kh\u00f3 hi\u1ec3u. N\u1ebfu \u0111ang g\u1eb7p kh\u00f3 kh\u0103n khi th\u1ef1c h\u00e0nh, b\u1ea1n \u0111\u1ecdc c\u00f3 th\u1ec3 l\u00e0m theo c\u00e1c b\u01b0\u1edbc d\u01b0\u1edbi \u0111\u00e2y:\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 1: Truy c\u1eadp v\u00e0 trang ch\u00ednh c\u1ee7a Revoke &#8211; <\/span><span style=\"font-weight: 400;\">https:\/\/revoke.cash\/<\/span><span style=\"font-weight: 400;\">.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 2: Th\u1ef1c hi\u1ec7n k\u1ebft n\u1ed1i v\u00ed Metamask c\u1ee7a m\u00ecnh v\u1edbi Revoken b\u1eb1ng c\u00e1ch ch\u1ecdn \u201cConnect Wallet\u201d v\u00e0 th\u1ef1c hi\u1ec7n theo \u0111\u00fang h\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc c\u1ee7a \u1ee9ng d\u1ee5ng. Trong tr\u01b0\u1eddng h\u1ee3p ch\u01b0a c\u00f3 v\u00ed Metamask, h\u00e3y th\u1ef1c hi\u1ec7n <\/span><a href=\"https:\/\/www.fiahub.com\/blog\/vi-metamask-la-gi-huong-dan-cai-dat-va-tao-tai-khoan-vi-metamask\/\"><b>H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng v\u00ed Metamask<\/b><\/a><span style=\"font-weight: 400;\"> t\u1eeb Fiahub. Sau \u0111\u00f3 th\u1ef1c hi\u1ec7n li\u00ean k\u1ebft.\u00a0<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19356 aligncenter\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-4.jpg\" alt=\"k\u1ebft n\u1ed1i revoke\" width=\"800\" height=\"500\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-4.jpg 800w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-4-300x188.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-4-150x94.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-4-768x480.jpg 768w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-4-450x281.jpg 450w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><i><span style=\"font-weight: 400;\">2 b\u01b0\u1edbc k\u1ebft n\u1ed1i v\u1edbi v\u00ed Metamask<\/span><\/i><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">B\u01b0\u1edbc 3: H\u1ee7y l\u1ec7nh ho\u1eb7c quy\u1ec1n k\u1ebft n\u1ed1i v\u1edbi D\u00e2p, h\u00e3y ch\u1ecdn m\u1ee5c \u201cRevoke\u201d ngay t\u1ea1i \u0111\u1ecba ch\u1ec9 Dapp t\u01b0\u01a1ng \u1ee9ng. N\u1ebfu mu\u1ed1n gi\u1edbi h\u1ea1n s\u1ed1 ti\u1ec1n Dapp, h\u00e3y ch\u1ecdn m\u1ee5c \u201cUpdate\u201d v\u00e0 th\u1ef1c hi\u1ec7n theo h\u01b0\u1edbng d\u1eabn c\u1ee7a h\u1ec7 th\u1ed1ng.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">L\u01b0u \u00fd: Khi th\u1ef1c hi\u1ec7n, ng\u01b0\u1eddi d\u00f9ng s\u1ebd t\u1ed1n m\u1ed9t kho\u1ea3n ph\u00ed nh\u1ecf \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u t\u1eeb Revoke. Tuy nhi\u00ean s\u1ed1 ti\u1ec1n n\u00e0y <\/span><span style=\"font-weight: 400;\">th\u1eadt s\u1ef1 r\u1ea5t \u00edt.\u00a0<\/span><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19357\" src=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-5.jpg\" alt=\"danh s\u00e1ch app k\u1ebft n\u1ed1i v\u1edbi v\u00ed metamask\" width=\"800\" height=\"500\" srcset=\"https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-5.jpg 800w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-5-300x188.jpg 300w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-5-150x94.jpg 150w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-5-768x480.jpg 768w, https:\/\/www.fiahub.com\/blog\/wp-content\/uploads\/2022\/10\/revoke-la-gi-5-450x281.jpg 450w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p style=\"text-align: center;\"><i><span style=\"font-weight: 400;\">Revoke s\u1ebd hi\u1ec3n th\u1ecb t\u1ea5t c\u1ea3 c\u00e1c ch\u1ea5p nh\u1eadn c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u1edbi Dapp \u0111ang k\u1ebft n\u1ed1i v\u1edbi t\u00e0i kho\u1ea3n Metamask\u00a0<\/span><\/i><\/p>\n<p><span style=\"font-weight: 400;\">D\u1ef1 tr\u00f9 r\u1ee7i ro c\u0169ng nh\u01b0 an to\u00e0n b\u1ea3o m\u1eadt lu\u00f4n l\u00e0 2 v\u1ea5n \u0111\u1ec1 m\u00e0 b\u1ea5t k\u1ef3 nh\u00e0 \u0111\u1ea7u t\u01b0 n\u00e0o c\u0169ng c\u1ea7n quan t\u00e2m, ch\u00fa \u00fd, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi b\u01b0\u1edbc v\u00e0o l\u0129nh v\u1ef1c ti\u1ec1n \u0111i\u1ec7n t\u1eed \u0111\u1ea7y ph\u1ee9c t\u1ea1p. \u0110\u1ec3 tr\u00e1nh m\u1ea5t m\u00e1t t\u00e0i s\u1ea3n, h\u00e3y trang b\u1ecb cho m\u00ecnh ki\u1ebfn th\u1ee9c c\u00e1c c\u00e1ch th\u1ee9c b\u1ea3o m\u1eadt an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3. Revoke l\u00e0 m\u1ed9t trong nh\u1eefng gi\u1ea3i ph\u00e1p h\u00e0ng \u0111\u1ea7u m\u00e0 nh\u00e0 \u0111\u1ea7u t\u01b0 n\u00ean th\u1ef1c hi\u1ec7n ngay t\u1eeb h\u00f4m nay.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Hy v\u1ecdng b\u00e0i vi\u1ebft \u0111\u00e3 gi\u00fap b\u1ea1n \u0111\u1ecdc hi\u1ec3u r\u00f5 Revoke l\u00e0 g\u00ec c\u0169ng nh\u01b0 n\u1eafm \u0111\u01b0\u1ee3c c\u00e1c b\u01b0\u1edbc th\u1ef1c hi\u1ec7n Revoke token approval tr\u00ean Metamask. Ch\u00fac b\u1ea1n th\u1ef1c hi\u1ec7n th\u00e0nh c\u00f4ng v\u00e0 qu\u1ea3n l\u00fd t\u1ed1t t\u00e0i s\u1ea3n c\u1ee7a m\u00ecnh. <\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Revoke l\u00e0 g\u00ec m\u00e0 m\u1ed7i khi nh\u1eafc \u0111\u1ebfn, d\u1ef1 \u00e1n n\u00e0y \u0111\u1ec1u \u0111\u01b0\u1ee3c mang ra th\u1ea3o lu\u1eadn r\u1ea5t nhi\u1ec1u. Kh\u00f4ng nh\u1eefng v\u1eady, vi\u1ec7c t\u00ecm hi\u1ec3u h\u01b0\u1edbng d\u1eabn Revoke token approval tr\u00ean Meta lu\u00f4n c\u00f3 s\u1ed1 l\u01b0\u1ee3ng t\u00ecm hi\u1ec3u l\u1edbn tr\u00ean c\u00e1c n\u1ec1n t\u1ea3ng tra c\u1ee9u. Trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y, Fiahub s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u<\/p>\n","protected":false},"author":23,"featured_media":19358,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21850],"tags":[22624,22623],"class_list":{"0":"post-19351","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-tu-dien-crypto","8":"tag-revoke","9":"tag-token-approval"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Revoke l\u00e0 g\u00ec? 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