{"id":12474,"date":"2024-06-22T10:00:29","date_gmt":"2024-06-22T03:00:29","guid":{"rendered":"https:\/\/bitcoinvn.io\/news\/?p=12474"},"modified":"2024-06-21T10:36:53","modified_gmt":"2024-06-21T03:36:53","slug":"xac-thuc-2-yeu-to-2fa-la-gi","status":"publish","type":"post","link":"https:\/\/bitcoinvn.io\/insights\/vi\/xac-thuc-2-yeu-to-2fa-la-gi\/","title":{"rendered":"X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 2FA l\u00e0 g\u00ec? C\u00e1ch c\u00e0i \u0111\u1eb7t 2FA trong crypto"},"content":{"rendered":"<p><i><span style=\"font-weight: 400;\">V\u1edbi kh\u1ea3 n\u0103ng t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt t\u00e0i kho\u1ea3n l\u00ean g\u1ea5p 2 l\u1ea7n th\u00f4ng qua 2 b\u01b0\u1edbc x\u00e1c th\u1ef1c qua SMS, QR Code\u2026 2FA \u0111ang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn b\u1ea3o m\u1eadt t\u1ed1i \u01b0u trong l\u0129nh ti\u1ec1n \u0111i\u1ec7n t\u1eed, ng\u00e2n h\u00e0ng s\u1ed1, email, t\u00e0i kho\u1ea3n m\u1ea1ng x\u00e3 h\u1ed9i&#8230; V\u1eady b\u1ea3o m\u1eadt<\/span><\/i><a href=\"https:\/\/bitcoinvn.io\/insights\/xac-thuc-2-yeu-to-2fa-la-gi\/\" target=\"_blank\" rel=\"noopener\"><b><i> 2FA l\u00e0 g\u00ec<\/i><\/b><\/a><i><span style=\"font-weight: 400;\">? C\u00e1ch s\u1eed d\u1ee5ng ch\u00fang nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 ng\u0103n ch\u1eb7n hacker x\u00e2m nh\u1eadp? \u0110\u00e2y l\u00e0 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft!<\/span><\/i><\/p>\n<figure id=\"attachment_12482\" aria-describedby=\"caption-attachment-12482\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12482 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-9.jpg\" alt=\"2FA l\u00e0 g\u00ec? V\u00ec sao 2FA l\u1ea1i l\u00e0 b\u01b0\u1edbc quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o m\u1eadt ti\u1ec1n \u0111i\u1ec7n t\u1eed c\u1ee7a b\u1ea1n? Xem ngay!\" width=\"600\" height=\"270\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-9.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-9-300x135.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12482\" class=\"wp-caption-text\">2FA l\u00e0 g\u00ec? V\u00ec sao 2FA l\u1ea1i l\u00e0 b\u01b0\u1edbc quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o m\u1eadt ti\u1ec1n \u0111i\u1ec7n t\u1eed c\u1ee7a b\u1ea1n? Xem ngay!<\/figcaption><\/figure>\n<h2><b>X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 &#8211; 2FA l\u00e0 g\u00ec?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">X\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA) l\u00e0 ph\u01b0\u01a1ng th\u1ee9c b\u1ea3o m\u1eadt b\u1eb1ng c\u00e1ch <\/span><b>th\u00eam m\u1ed9t l\u1edbp x\u00e1c minh th\u1ee9 hai ngo\u00e0i m\u1eadt kh\u1ea9u<\/b><span style=\"font-weight: 400;\"> \u0111\u1ec3 b\u1ea3o v\u1ec7 ng\u01b0\u1eddi d\u00f9ng kh\u1ecfi hacker.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc b\u1ea3o m\u1eadt c\u01a1 b\u1ea3n: V\u00ed d\u1ee5 nh\u01b0 m\u00e3 PIN ho\u1eb7c m\u1eadt kh\u1ea9u.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u01b0\u1edbc b\u1ea3o m\u1eadt c\u00e1 nh\u00e2n: V\u00ed d\u1ee5 nh\u01b0: thi\u1ebft b\u1ecb di \u0111\u1ed9ng, th\u1ebb th\u00f4ng minh, email c\u00e1 nh\u00e2n, SMS&#8230;<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V\u1edbi ph\u01b0\u01a1ng\u00a0 ph\u00e1p n\u00e0y, ngay c\u1ea3 khi ai \u0111\u00f3 bi\u1ebft ho\u1eb7c \u0111o\u00e1n \u0111\u01b0\u1ee3c m\u1eadt kh\u1ea9u (m\u00e3 PIN) c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, h\u1ecd c\u0169ng c\u1ea7n \u0111\u1ebfn thi\u1ebft b\u1ecb c\u00e1 nh\u00e2n m\u1edbi c\u00f3 th\u1ec3 truy c\u1eadp t\u00e0i kho\u1ea3n. Nh\u1edd \u0111\u00f3, 2FA s\u1ebd <\/span><b>gi\u1ea3m r\u1ee7i ro truy c\u1eadp tr\u00e1i ph\u00e9p<\/b><span style=\"font-weight: 400;\"> v\u00e0 khi\u1ebfn cho vi\u1ec7c x\u00e2m nh\u1eadp tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n.<\/span><\/p>\n<figure id=\"attachment_12486\" aria-describedby=\"caption-attachment-12486\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12486 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-13.jpg\" alt=\"X\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 2FA gi\u00fap b\u1ea3o v\u1ec7 an to\u00e0n t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n\" width=\"600\" height=\"381\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-13.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-13-300x191.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12486\" class=\"wp-caption-text\">X\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 2FA gi\u00fap b\u1ea3o v\u1ec7 an to\u00e0n t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n<\/figcaption><\/figure>\n<h2><b>7 ph\u01b0\u01a1ng ph\u00e1p x\u00e1c th\u1ef1c 2FA th\u01b0\u1eddng g\u1eb7p<\/b><\/h2>\n<h3><b>SMS ho\u1eb7c tin nh\u1eafn v\u0103n b\u1ea3n<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ng\u01b0\u1eddi d\u00f9ng nh\u1eadn v\u00e0 nh\u1eadp m\u00e3 SMS (tin nh\u1eafn v\u0103n b\u1ea3n) \u0111\u1ec3 ho\u00e0n t\u1ea5t \u0111\u0103ng nh\u1eadp. Tuy nhi\u00ean, tin nh\u1eafn SMS c\u00f3 th\u1ec3 b\u1ecb ch\u1eb7n v\u00e0 ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u00edt an to\u00e0n h\u01a1n c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: M\u1ed9t t\u00ecnh hu\u1ed1ng \u0111\u00e1ng l\u01b0u \u00fd l\u00e0 v\u00e0o th\u00e1ng 3 n\u0103m 2023, m\u1ed9t kh\u00e1ch h\u00e0ng c\u1ee7a Coinbase \u0111\u00e3 y\u00eau c\u1ea7u b\u1ed3i th\u01b0\u1eddng v\u00ec m\u1ea5t h\u01a1n 96.000 USD do v\u1ee5 ho\u00e1n \u0111\u1ed5i SIM. Ch\u00ednh \u0111i\u1ec1u n\u00e0y t\u1ea1o ra tranh c\u00e3i v\u1ec1 b\u1ea3o m\u1eadt c\u1ee7a 2FA qua SMS.<\/span><\/p>\n<h3><b>\u1ee8ng d\u1ee5ng x\u00e1c th\u1ef1c di \u0111\u1ed9ng<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u1ea3i \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng t\u1ea1o m\u00e3 1 l\u1ea7n nh\u01b0 Google Authenticator ho\u1eb7c Authy, \u0111\u1ec3 t\u1ea1o c\u00e1c m\u00e3 ng\u1eabu nhi\u00ean d\u1ef1a tr\u00ean th\u1eddi gian v\u00e0 \u0111\u1ed3ng b\u1ed9 h\u00f3a ch\u00fang v\u1edbi m\u00e1y ch\u1ee7. M\u00e3 n\u00e0y c\u00f3 \u0111\u1ed9 d\u00e0i \u0111\u1ee7 \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng nh\u1eadp khi \u0111\u0103ng nh\u1eadp.<\/span><\/p>\n<h3><b>M\u00e3 email<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh \u0111\u0103ng nh\u1eadp, ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i nh\u1eadp m\u00e3 m\u1ed9t l\u1ea7n \u0111\u01b0\u1ee3c cung c\u1ea5p cho \u0111\u1ecba ch\u1ec9 email \u0111\u00e3 \u0111\u0103ng k\u00fd tr\u01b0\u1edbc \u0111\u00f3.<\/span><\/p>\n<h3><b>Kh\u00f3a b\u1ea3o m\u1eadt ph\u1ea7n c\u1ee9ng (v\u00ed c\u1ee9ng)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Kh\u00f3a b\u1ea3o m\u1eadt ph\u1ea7n c\u1ee9ng 2FA l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 nh\u1eefng thi\u1ebft b\u1ecb v\u1eadt l\u00fd t\u1ea1o ra m\u00e3 1 l\u1ea7n ho\u1eb7c c\u00f3 c\u00e1c n\u00fat ph\u1ea3i \u0111\u01b0\u1ee3c nh\u1ea5n \u0111\u1ec3 x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng. Ch\u00fang c\u00f3 th\u1ec3 h\u01a1i \u0111\u1eaft ti\u1ec1n, nh\u01b0ng l\u1ea1i kh\u00e1 an to\u00e0n.<\/span><\/p>\n<p>Hi\u1ec7n tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u00f3 c\u00e1c d\u00f2ng v\u00ed c\u1ee9ng an to\u00e0n, ch\u1ea5t l\u01b0\u1ee3ng cao nh\u01b0 <a href=\"https:\/\/bitcoinvn.io\/shop\/product-category\/ledger\/?utm_source=Google&amp;utm_medium=7-san-giao-dich-2024&amp;utm_id=SEO2023\" target=\"_blank\" rel=\"noopener\"><span>Ledger<\/span><\/a><span>, <\/span><a href=\"https:\/\/bitcoinvn.io\/shop\/product-category\/trezor\/?utm_source=Google&amp;utm_medium=7-san-giao-dich-2024&amp;utm_id=SEO2023\" target=\"_blank\" rel=\"noopener\"><span>Trezor&#8230;<\/span><\/a><\/p>\n<h3><b>X\u00e1c th\u1ef1c sinh tr\u1eafc h\u1ecdc<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 x\u00e1c th\u1ef1c b\u1eb1ng c\u00e1ch so s\u00e1nh th\u00f4ng tin sinh tr\u1eafc h\u1ecdc nh\u01b0 <strong>d\u1ea5u v\u00e2n tay<\/strong> ho\u1eb7c<strong> qu\u00e9t khu\u00f4n m\u1eb7t<\/strong>.<\/span><\/p>\n<h3><b>M\u00e3 d\u1ef1 ph\u00f2ng<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ng\u01b0\u1eddi d\u00f9ng s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c b\u1ed9 m\u00e3 d\u1ef1 ph\u00f2ng trong qu\u00e1 tr\u00ecnh thi\u1ebft l\u1eadp 2FA. M\u00e0 n\u00e3y \u0111\u01b0\u1ee3c d\u00f9ng khi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh kh\u00f4ng kh\u1ea3 d\u1ee5ng.<\/span><\/p>\n<h3><b>Th\u00f4ng b\u00e1o \u0111\u1ea9y<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Khi c\u00f3 ng\u01b0\u1eddi c\u1ed1 g\u1eafng \u0111\u0103ng nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n, b\u1ea1n s\u1ebd nh\u1eadn th\u00f4ng b\u00e1o tr\u00ean \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng v\u00e0 c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn ho\u1eb7c t\u1eeb ch\u1ed1i y\u00eau c\u1ea7u \u0111\u0103ng nh\u1eadp.\u00a0<\/span><\/p>\n<figure id=\"attachment_12483\" aria-describedby=\"caption-attachment-12483\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12483 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-10.jpg\" alt=\"M\u1ed9t v\u00ed d\u1ee5 v\u1ec1 x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA)\" width=\"600\" height=\"268\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-10.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-10-300x134.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12483\" class=\"wp-caption-text\">M\u1ed9t v\u00ed d\u1ee5 v\u1ec1 x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA)<\/figcaption><\/figure>\n<h2><b>C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea3o m\u1eadt 2FA l\u00e0 g\u00ec?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Th\u00f4ng th\u01b0\u1eddng, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n c\u1ea3 thi\u1ebft b\u1ecb di \u0111\u1ed9ng ho\u1eb7c kh\u00f3a b\u1ea3o m\u1eadt ph\u1ea7n c\u1ee9ng v\u00e0 m\u1eadt kh\u1ea9u \u0111\u1ec3 truy c\u1eadp v\u00e0o t\u00e0i kho\u1ea3n b\u1ea3o m\u1eadt 2FA. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a 2FA theo t\u1eebng b\u01b0\u1edbc:<\/span><\/p>\n<h3><b>B\u01b0\u1edbc 1: Ng\u01b0\u1eddi d\u00f9ng b\u1eaft \u0111\u1ea7u \u0111\u0103ng nh\u1eadp<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ng\u01b0\u1eddi d\u00f9ng b\u1eaft \u0111\u1ea7u \u0111\u0103ng nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u1ee7a m\u00ecnh nh\u01b0 t\u00e0i kho\u1ea3n email, t\u00e0i kho\u1ea3n m\u1ea1ng x\u00e3 h\u1ed9i ho\u1eb7c trang web t\u00e0i ch\u00ednh b\u1eb1ng y\u1ebfu t\u1ed1 x\u00e1c th\u1ef1c \u0111\u1ea7u ti\u00ean nh\u01b0: t\u00ean \u0111\u0103ng nh\u1eadp + m\u1eadt kh\u1ea9u.<\/span><\/p>\n<h3><b>B\u01b0\u1edbc 2: M\u00e1y ch\u1ee7 x\u00e1c th\u1ef1c\u00a0<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u00e1y ch\u1ee7 x\u00e1c th\u1ef1c y\u1ebfu t\u1ed1 \u0111\u1ea7u ti\u00ean b\u1eb1ng c\u00e1ch ki\u1ec3m tra t\u00ean ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u1eadt kh\u1ea9u v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u. N\u1ebfu th\u00f4ng tin ch\u00ednh x\u00e1c, y\u1ebfu t\u1ed1 \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn nh\u01b0ng quy\u1ec1n truy c\u1eadp v\u1eabn ch\u01b0a \u0111\u01b0\u1ee3c c\u1ea5p.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ti\u1ebfp theo, m\u00e1y ch\u1ee7 y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng nh\u1eadp y\u1ebfu t\u1ed1 th\u1ee9 hai, th\u01b0\u1eddng l\u00e0 SMS, kh\u00f3a b\u1ea3o m\u1eadt ph\u1ea7n c\u1ee9ng ho\u1eb7c \u1ee9ng d\u1ee5ng x\u00e1c th\u1ef1c&#8230;<\/span><\/li>\n<\/ul>\n<h3><b>B\u01b0\u1edbc 3: X\u00e1c th\u1ef1c y\u1ebfu t\u1ed1 th\u1ee9 hai<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ng\u01b0\u1eddi d\u00f9ng nh\u1eadp m\u00e3 SMS, QR code, m\u00e3 qua email\u2026 theo y\u00eau c\u1ea7u \u0111\u1ec3 x\u00e1c nh\u1eadn \u0111\u0103ng nh\u1eadp. M\u00e3 n\u00e0y li\u00ean t\u1ee5c thay \u0111\u1ed5i v\u00e0 c\u00f3 gi\u1edbi h\u1ea1n th\u1eddi gian, gi\u00fap t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt.<\/span><\/p>\n<figure id=\"attachment_12481\" aria-describedby=\"caption-attachment-12481\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12481 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-8.jpg\" alt=\"B\u1ea1n c\u1ea7n cung c\u1ea5p m\u00e3 SMS ho\u1eb7c m\u00e3 Email \u0111\u1ec3 x\u00e1c th\u1ef1c\" width=\"600\" height=\"368\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-8.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-8-300x184.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12481\" class=\"wp-caption-text\">B\u1ea1n c\u1ea7n cung c\u1ea5p m\u00e3 SMS ho\u1eb7c m\u00e3 Email \u0111\u1ec3 x\u00e1c th\u1ef1c<\/figcaption><\/figure>\n<h3><b>B\u01b0\u1edbc 4: Ti\u1ebfn h\u00e0nh x\u00e1c th\u1ef1c t\u1ea7ng 2<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M\u00e1y ch\u1ee7 x\u00e1c th\u1ef1c y\u1ebfu t\u1ed1 th\u1ee9 hai. N\u1ebfu x\u00e1c th\u1ef1c \u0111\u00fang, ch\u00fang s\u1ebd cung c\u1ea5p quy\u1ec1n truy c\u1eadp cho ng\u01b0\u1eddi d\u00f9ng.<\/span><\/p>\n<h2><b>C\u1ea7n l\u01b0u \u00fd nh\u1eefng g\u00ec khi s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p b\u1ea3o m\u1eadt 2FA?<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Kh\u00f4ng n\u00ean ti\u1ebft l\u1ed9 th\u00f4ng tin kh\u00f4i ph\u1ee5c, OTP ho\u1eb7c kh\u00f3a ph\u1ee5c h\u1ed3i t\u00e0i kho\u1ea3n cho b\u1ea5t k\u1ef3 ai.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">M\u1eb7c d\u00f9 2FA gi\u00fap c\u1ea3i thi\u1ec7n b\u1ea3o m\u1eadt l\u00ean t\u1ea7ng cao h\u01a1n, nh\u01b0ng n\u00f3 kh\u00f4ng ho\u00e0n to\u00e0n b\u1ea5t kh\u1ea3 x\u00e2m ph\u1ea1m \u0111\u1ed1i v\u1edbi c\u00e1c v\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt. Ng\u01b0\u1eddi d\u00f9ng v\u1eabn c\u00f3 th\u1ec3 b\u1ecb l\u1eeba m\u1ea5t c\u1ea3 2 y\u1ebfu t\u1ed1. M\u00e3 SMS c\u00f3 th\u1ec3 b\u1ecb ch\u1eb7n khi th\u1ebb SIM b\u1ecb \u0111\u1ed5i. M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng x\u00e1c th\u1ef1c c\u00f3 th\u1ec3 b\u1ecb nhi\u1ec5m ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i. V\u00ec v\u1eady, m\u00e3 d\u1ef1 ph\u00f2ng c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n an to\u00e0n \u0111\u1ec3 tr\u00e1nh m\u1ea5t quy\u1ec1n truy c\u1eadp v\u00e0o t\u00e0i kho\u1ea3n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">N\u1ebfu c\u00f3 kh\u00f3a ph\u1ee5c h\u1ed3i, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n l\u01b0u tr\u1eef ngo\u1ea1i tuy\u1ebfn an to\u00e0n \u0111\u1ec3 ph\u1ee5c h\u1ed3i quy\u1ec1n truy c\u1eadp khi m\u1ea5t \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c g\u1eb7p v\u1ea5n \u0111\u1ec1 v\u1edbi \u1ee9ng d\u1ee5ng.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ng\u01b0\u1eddi d\u00f9ng n\u00ean th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra v\u00e0 c\u1eadp nh\u1eadt c\u00e0i \u0111\u1eb7t 2FA, \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u1ee9ng d\u1ee5ng x\u00e1c th\u1ef1c \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt v\u00e0 th\u00f4ng tin kh\u00f4i ph\u1ee5c l\u00e0 ch\u00ednh x\u00e1c. \u0110i\u1ec1u n\u00e0y gi\u00fap t\u0103ng c\u01b0\u1eddng an to\u00e0n cho t\u00e0i kho\u1ea3n ti\u1ec1n \u0111i\u1ec7n t\u1eed, l\u00e0m cho vi\u1ec7c truy c\u1eadp tr\u00e1i ph\u00e9p tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n \u0111\u00e1ng k\u1ec3.\u00a0<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_12479\" aria-describedby=\"caption-attachment-12479\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12479 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-6.jpg\" alt=\"L\u01b0u \u00fd 4 \u0111i\u1ec1u tr\u00ean \u0111\u1ec3 b\u1ea3o m\u1eadt t\u00e0i kho\u1ea3n ti\u1ec1n \u0111i\u1ec7n t\u1eed c\u1ee7a b\u1ea1n\" width=\"600\" height=\"321\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-6.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-6-300x161.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12479\" class=\"wp-caption-text\">L\u01b0u \u00fd 4 \u0111i\u1ec1u tr\u00ean \u0111\u1ec3 b\u1ea3o m\u1eadt t\u00e0i kho\u1ea3n ti\u1ec1n \u0111i\u1ec7n t\u1eed c\u1ee7a b\u1ea1n<\/figcaption><\/figure>\n<h2><b>C\u00e1ch thi\u1ebft l\u1eadp x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA) trong l\u0129nh v\u1ef1c crypto<\/b><\/h2>\n<p><strong>B\u01b0\u1edbc 1: C\u00e0i \u0111\u1eb7t \u1ee9ng d\u1ee5ng v\u00e0 thi\u1ebft l\u1eadp<\/strong><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\">\u0110\u1ec3 thi\u1ebft l\u1eadp 2FA cho ti\u1ec1n \u0111i\u1ec7n t\u1eed, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n t\u1ea3i \u1ee9ng d\u1ee5ng x\u00e1c th\u1ef1c \u0111\u00e1ng tin c\u1eady nh\u01b0 Google Authenticator, Authy ho\u1eb7c \u1ee9ng d\u1ee5ng t\u01b0\u01a1ng t\u1ef1 t\u1eeb App Store.<\/span><\/li>\n<li>Cung c\u1ea5p t\u00ean ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u1eadt kh\u1ea9u \u0111\u1ec3 truy c\u1eadp t\u00e0i kho\u1ea3n ti\u1ec1n \u0111i\u1ec7n t\u1eed v\u00e0 b\u1eadt 2FA trong ph\u1ea7n c\u00e0i \u0111\u1eb7t b\u1ea3o m\u1eadt. \u0110\u1ec3 li\u00ean k\u1ebft t\u00e0i kho\u1ea3n v\u1edbi \u1ee9ng d\u1ee5ng x\u00e1c th\u1ef1c, b\u1ea1n ch\u1ec9 c\u1ea7n \u201cqu\u00e9t m\u00e3 QR\u201d \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb tr\u00ean n\u1ec1n t\u1ea3ng ti\u1ec1n \u0111i\u1ec7n t\u1eed ho\u1eb7c s\u1eed \u0111\u1ee5ng t\u00ednh n\u0103ng \u201cth\u00eam t\u00e0i kho\u1ea3n\u201d sau khi m\u1edf \u1ee9ng d\u1ee5ng.<\/li>\n<li>Ng\u01b0\u1eddi d\u00f9ng c\u1ea7n nh\u1eadp OTP (M\u1eadt kh\u1ea9u 1 l\u1ea7n c\u00f3 hi\u1ec7u l\u1ef1c trong th\u1eddi gian ng\u1eafn) t\u1eeb \u1ee9ng d\u1ee5ng x\u00e1c th\u1ef1c v\u00e0o n\u1ec1n t\u1ea3ng ti\u1ec1n \u0111i\u1ec7n t\u1eed \u0111\u1ec3 ho\u00e0n t\u1ea5t thi\u1ebft l\u1eadp. Sau \u0111\u00f3, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u0103ng xu\u1ea5t v\u00e0 \u0111\u0103ng nh\u1eadp l\u1ea1i \u0111\u1ec3 ki\u1ec3m tra thi\u1ebft l\u1eadp 2FA b\u1eb1ng c\u00e1ch nh\u1eadp OTP t\u1eeb \u1ee9ng d\u1ee5ng.<\/li>\n<\/ul>\n<p><strong>B\u01b0\u1edbc 2: Sao l\u01b0u m\u00e3 d\u1ef1 ph\u00f2ng an to\u00e0n<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">M\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 cung c\u1ea5p cho ng\u01b0\u1eddi d\u00f9ng m\u00e3 d\u1ef1 ph\u00f2ng. Ng\u01b0\u1eddi d\u00f9ng n\u00ean l\u01b0u tr\u1eef m\u00e3 d\u1ef1 ph\u00f2ng m\u1ed9t c\u00e1ch an to\u00e0n. N\u1ebfu m\u1ea5t \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c \u1ee9ng d\u1ee5ng x\u00e1c th\u1ef1c, m\u00e3 d\u1ef1 ph\u00f2ng n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 kh\u00f4i ph\u1ee5c quy\u1ec1n truy c\u1eadp v\u00e0o t\u00e0i kho\u1ea3n.<\/span><\/p>\n<figure id=\"attachment_12475\" aria-describedby=\"caption-attachment-12475\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12475 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-2.jpg\" alt=\"Nh\u1eadp m\u00e3 OTP \u0111\u1ec3 ho\u00e0n t\u1ea5t thi\u1ebft l\u1eadp\" width=\"600\" height=\"363\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-2.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-2-300x182.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12475\" class=\"wp-caption-text\">Nh\u1eadp m\u00e3 OTP \u0111\u1ec3 ho\u00e0n t\u1ea5t thi\u1ebft l\u1eadp<\/figcaption><\/figure>\n<h2><b>H\u01b0\u1edbng d\u1eabn thi\u1ebft l\u1eadp x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 tr\u00ean BitcoinVN<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ea7u ti\u00ean, b\u1ea1n c\u1ea7n truy c\u1eadp <\/span><a href=\"https:\/\/bitcoinvn.io\/vi\/?utm_source=Google&amp;utm_medium=2FA&amp;utm_id=SEO2023\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">s\u00e0n giao d\u1ecbch BitcoinVN<\/span><\/a><\/p>\n<p><span style=\"font-weight: 400;\">N\u1ebfu b\u1ea1n \u0111\u00e3 c\u00f3 t\u00e0i kho\u1ea3n, vui l\u00f2ng nh\u1ea5n <strong>\u0111\u0103ng nh\u1eadp<\/strong>.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">N\u1ebfu b\u1ea1n ch\u01b0a c\u00f3 t\u00e0i kho\u1ea3n, <\/span><a href=\"https:\/\/bitcoinvn.io\/vi\/?utm_source=Google&amp;utm_medium=2FA&amp;utm_id=SEO2023\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">\u0111\u0103ng k\u00fd ngay<\/span><\/a><span style=\"font-weight: 400;\">!<\/span><\/p>\n<figure id=\"attachment_12485\" aria-describedby=\"caption-attachment-12485\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12485 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-12.jpg\" alt=\"Nh\u1eadp \u0111\u1ecba ch\u1ec9 Email c\u1ee7a b\u1ea1n v\u00e0 m\u1eadt kh\u1ea9u m\u00e0 b\u1ea1n mong mu\u1ed1n sau \u0111\u00f3 b\u1ea5m ch\u1ecd \u201ctham gia ngay\u201d \u0111\u1ec3 t\u1ea1o t\u00e0i kho\u1ea3n\" width=\"600\" height=\"335\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-12.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-12-300x168.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12485\" class=\"wp-caption-text\">Nh\u1eadp \u0111\u1ecba ch\u1ec9 Email c\u1ee7a b\u1ea1n v\u00e0 m\u1eadt kh\u1ea9u m\u00e0 b\u1ea1n mong mu\u1ed1n sau \u0111\u00f3 b\u1ea5m ch\u1ecdn \u201ctham gia ngay\u201d \u0111\u1ec3 t\u1ea1o t\u00e0i kho\u1ea3n<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Ti\u1ebfp theo b\u1ea1n c\u1ea7n ki\u1ec3m tra Email v\u00e0 b\u1ea5m v\u00e0o \u0111\u01b0\u1eddng link nh\u1eadn \u0111\u01b0\u1ee3c t\u1eeb BitcoinVN \u0111\u1ec3 x\u00e1c minh \u0111\u1ecba ch\u1ec9 Email<\/span><\/p>\n<figure id=\"attachment_12476\" aria-describedby=\"caption-attachment-12476\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12476 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-3.jpg\" alt=\"L\u01b0u \u00fd, ch\u1ec9 b\u1ea5m t\u1eeb \u0111\u01b0\u1eddng link \u0111\u01b0\u1ee3c g\u1eedi t\u1eeb \u0111\u1ecba ch\u1ec9 email c\u1ee7a BitcoinVN khi x\u00e1c th\u1ef1c t\u00e0i kho\u1ea3n\" width=\"600\" height=\"279\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-3.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-3-300x140.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12476\" class=\"wp-caption-text\">L\u01b0u \u00fd, ch\u1ec9 b\u1ea5m t\u1eeb \u0111\u01b0\u1eddng link \u0111\u01b0\u1ee3c g\u1eedi t\u1eeb \u0111\u1ecba ch\u1ec9 email c\u1ee7a BitcoinVN khi x\u00e1c th\u1ef1c t\u00e0i kho\u1ea3n<\/figcaption><\/figure>\n<h4><strong>B\u1eadt 2FA tr\u00ean BitcoinVN:<\/strong><\/h4>\n<p><span style=\"font-weight: 400;\">Sau khi \u0111\u0103ng nh\u1eadp th\u00e0nh c\u00f4ng, b\u1ea1n b\u1ea5m v\u00e0o g\u00f3c ph\u1ea3i tr\u00ean c\u00f9ng v\u00e0 ch\u1ecdn m\u1ee5c <\/span><b>\u201cX\u00e1c th\u1ef1c 2FA\u201d<\/b><span style=\"font-weight: 400;\"> nh\u01b0 h\u01b0\u1edbng d\u1eabn d\u01b0\u1edbi \u0111\u00e2y:<\/span><\/p>\n<figure id=\"attachment_12477\" aria-describedby=\"caption-attachment-12477\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12477 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-4.jpg\" alt=\"Th\u1ef1c hi\u1ec7n b\u1eadt 2FA\" width=\"600\" height=\"310\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-4.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-4-300x155.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12477\" class=\"wp-caption-text\">Th\u1ef1c hi\u1ec7n b\u1eadt 2FA<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Sau \u0111\u00f3, b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t <\/span><b>m\u00e3 QR<\/b><span style=\"font-weight: 400;\"> \u0111\u1ec3 nh\u1eadn m\u00e3 x\u00e1c th\u1ef1c.\u00a0<\/span><\/p>\n<figure id=\"attachment_12478\" aria-describedby=\"caption-attachment-12478\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12478 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-5.jpg\" alt=\"Qu\u00e9t m\u00e3 QR\" width=\"600\" height=\"378\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-5.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-5-300x189.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12478\" class=\"wp-caption-text\">Qu\u00e9t m\u00e3 QR<\/figcaption><\/figure>\n<p><b>B\u1ea1n c\u1ea7n t\u1ea3i v\u1ec1 \u1ee9ng d\u1ee5ng <\/b><a href=\"https:\/\/play.google.com\/store\/apps\/details?id=com.google.android.apps.authenticator2&amp;hl=vi&amp;gl=US\" target=\"_blank\" rel=\"noopener\"><b>Google Authenticator<\/b><\/a><b> ho\u1eb7c <\/b><a href=\"https:\/\/authy.com\/download\/\" target=\"_blank\" rel=\"noopener\"><b>Authy<\/b><\/a><b> v\u1ec1 \u0111i\u1ec7n tho\u1ea1i \u0111\u1ec3 qu\u00e9t m\u00e3 QR \u0111\u01b0\u1ee3c c\u1ea5p. <\/b><span style=\"font-weight: 400;\">Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n l\u1ea5y m\u00e3 x\u00e1c th\u1ef1c tr\u00ean Google Authenticator.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Sau khi \u0111\u00e3 t\u1ea3i v\u1ec1 \u1ee9ng d\u1ee5ng Google Authenticator, b\u1ea1n c\u1ea7n \u0111\u0103ng nh\u1eadp v\u00e0o \u1ee9ng d\u1ee5ng b\u1eb1ng t\u00e0i kho\u1ea3n google sau \u0111\u00f3 b\u1ea5m ch\u1ecdn <\/span><b>\u201cth\u00eam m\u00e3\u201d<\/b><span style=\"font-weight: 400;\">.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u1ee8ng d\u1ee5ng s\u1ebd cho b\u1ea1n 2 l\u1ef1a ch\u1ecdn, m\u1ed9t l\u00e0 \u201cqu\u00e9t m\u00e3 QR\u201d v\u00e0 hai l\u00e0 \u201cnh\u1eadp kh\u00f3a thi\u1ebft l\u1eadp\u201d.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">B\u1ea5m ch\u1ecdn <\/span><b>\u201cQu\u00e9t m\u00e3 QR\u201d<\/b><\/p>\n<p><span style=\"font-weight: 400;\">Sau khi qu\u00e9t m\u00e3 QR \u0111\u01b0\u1ee3c cung c\u1ea5p t\u1eeb trang web, b\u1ea1n c\u1ea7n nh\u1eadp d\u00e3y s\u1ed1 g\u1ed3m 6 ch\u1eef s\u1ed1 m\u00e0 \u1ee9ng d\u1ee5ng \u0111\u00e3 cung c\u1ea5p tr\u00ean \u0111i\u1ec7n tho\u1ea1i sau \u0111\u00f3 b\u1ea5m ch\u1ecdn \u201cL\u01b0u\u201d nh\u01b0 h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y.<\/span><\/p>\n<figure id=\"attachment_12484\" aria-describedby=\"caption-attachment-12484\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12484 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-11.jpg\" alt=\"B\u1ea5m &quot;l\u01b0u&quot; \u0111\u1ec3 nh\u1eadp m\u00e3\" width=\"600\" height=\"371\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-11.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-11-300x186.jpg 300w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-11-356x220.jpg 356w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12484\" class=\"wp-caption-text\">B\u1ea5m &#8220;l\u01b0u&#8221; \u0111\u1ec3 nh\u1eadp m\u00e3<\/figcaption><\/figure>\n<blockquote><p><strong>L\u01b0u \u00fd<\/strong>: m\u00e3 x\u00e1c th\u1ef1c 2FA c\u1ee7a b\u1ea1n s\u1ebd thay \u0111\u1ed5i v\u00e0o m\u1ed9t th\u1eddi gian c\u1ed1 \u0111\u1ecbnh (kho\u1ea3ng 30 gi\u00e2y m\u1ed9t l\u1ea7n). M\u1ed7i khi b\u1ea1n c\u1ea7n x\u00e1c th\u1ef1c t\u00e0i kho\u1ea3n, b\u1ea1n c\u1ea7n ph\u1ea3i s\u1eed d\u1ee5ng \u1ee9ng d\u1ee5ng Google Authenticator \u0111\u1ec3 x\u00e1c th\u1ef1c t\u00e0i kho\u1ea3n c\u1ee7a m\u00ecnh.<\/p><\/blockquote>\n<p><span style=\"font-weight: 400;\">Cu\u1ed1i c\u00f9ng b\u1ea1n c\u1ea7n ph\u1ea3i x\u00e1c th\u1ef1c l\u1ea1i m\u00e3 th\u00eam m\u1ed9t l\u1ea7n n\u1eefa (Nh\u1eadp m\u00e3 \u0111\u01b0\u1ee3c c\u1ea5p tr\u00ean \u1ee9ng d\u1ee5ng Google Authenticator). Sau \u0111\u00f3 b\u1ea5m ch\u1ecdn \u201cL\u01b0u\u201d.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Khi tr\u00ean m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb \u201cT\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n \u0111\u00e3 \u0111\u01b0\u1ee3c b\u1ea3o m\u1eadt b\u1edfi 2FA\u201d t\u1ee9c l\u00e0 b\u1ea1n \u0111\u00e3 th\u00e0nh c\u00f4ng thi\u1ebft l\u1eadp b\u1ea3o m\u1eadt 2FA tr\u00ean s\u00e0n giao d\u1ecbch BitcoinVN.<\/span><\/p>\n<figure id=\"attachment_12480\" aria-describedby=\"caption-attachment-12480\" style=\"width: 600px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12480 size-full\" src=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-7.jpg\" alt=\"Th\u00f4ng b\u00e1o b\u1eadt 2FA th\u00e0nh c\u00f4ng\" width=\"600\" height=\"245\" srcset=\"https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-7.jpg 600w, https:\/\/bitcoinvn.io\/insights\/wp-content\/uploads\/2024\/06\/2fa-la-gi-7-300x123.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption id=\"caption-attachment-12480\" class=\"wp-caption-text\">Th\u00f4ng b\u00e1o b\u1eadt 2FA th\u00e0nh c\u00f4ng<\/figcaption><\/figure>\n<h2><b>\u0110i\u1ec3m kh\u00e1c bi\u1ec7t c\u1ee7a x\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1 MFA v\u00e0 x\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 2FA l\u00e0 g\u00ec?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">MFA (x\u00e1c th\u1ef1c \u0111a y\u1ebfu t\u1ed1) y\u00eau c\u1ea7u s\u1eed d\u1ee5ng nhi\u1ec1u h\u01a1n hai y\u1ebfu t\u1ed1 x\u00e1c th\u1ef1c kh\u00e1c nhau, bao g\u1ed3m sinh tr\u1eafc h\u1ecdc v\u00e0 y\u1ebfu t\u1ed1 s\u1edf h\u1eefu, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o b\u1ea3o m\u1eadt t\u1ed1t h\u01a1n. Trong khi 2FA ch\u1ec9 \u0111\u00f2i h\u1ecfi hai y\u1ebfu t\u1ed1, th\u01b0\u1eddng l\u00e0 th\u00f4ng tin m\u00e0 ng\u01b0\u1eddi d\u00f9ng bi\u1ebft v\u00e0 thi\u1ebft b\u1ecb h\u1ecd s\u1edf h\u1eefu.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">MFA cung c\u1ea5p t\u00ednh linh ho\u1ea1t cao h\u01a1n \u0111\u1ec3 t\u00f9y ch\u1ec9nh b\u1ea3o m\u1eadt theo y\u00eau c\u1ea7u v\u00e0 m\u1ee9c \u0111\u1ed9 r\u1ee7i ro c\u1ee5 th\u1ec3, t\u0103ng c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng ng\u0103n ch\u1eb7n vi\u1ec7c tr\u00e1i ph\u00e9p truy c\u1eadp t\u00e0i kho\u1ea3n t\u1ed1t h\u01a1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 t\u00f3m t\u1eaft ng\u1eafn g\u1ecdn v\u1ec1 2FA v\u00e0 MFA:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">T\u00ednh n\u0103ng<\/span><\/p>\n<\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">2FA<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">MFA<\/span><\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">S\u1ed1 y\u1ebfu t\u1ed1 x\u00e1c th\u1ef1c<\/span><\/p>\n<\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">Hai y\u1ebfu t\u1ed1<\/span><\/p>\n<\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Ba y\u1ebfu t\u1ed1 tr\u1edf l\u00ean<\/span><\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">V\u00ed d\u1ee5<\/span><\/p>\n<\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">M\u1eadt kh\u1ea9u + SMS, M\u1eadt kh\u1ea9u + M\u00e3 th\u00f4ng b\u00e1o<\/span><\/p>\n<\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">M\u1eadt kh\u1ea9u + SMS + V\u00e2n tay, M\u1eadt kh\u1ea9u + Kh\u00f3a b\u1ea3o m\u1eadt + C\u00e2u h\u1ecfi b\u1ea3o m\u1eadt<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">M\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt<\/span><\/p>\n<\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">Trung b\u00ecnh<\/span><\/p>\n<\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">Cao<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">T\u00ednh linh ho\u1ea1t<\/span><\/p>\n<\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">\u00cdt linh ho\u1ea1t h\u01a1n<\/span><\/p>\n<\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">Linh ho\u1ea1t h\u01a1n<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng<\/span><\/td>\n<td style=\"text-align: center;\"><span style=\"font-weight: 400;\">Ph\u1ed5 bi\u1ebfn h\u01a1n, d\u1ec5 s\u1eed d\u1ee5ng h\u01a1n<\/span><\/td>\n<td>\n<p style=\"text-align: center;\"><span style=\"font-weight: 400;\">\u00cdt ph\u1ed5 bi\u1ebfn h\u01a1n, c\u00f3 th\u1ec3 ph\u1ee9c t\u1ea1p h\u01a1n \u0111\u1ec3 s\u1eed d\u1ee5ng<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><b>K\u1ebft lu\u1eadn<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Hy v\u1ecdng r\u1eb1ng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 gi\u00fap b\u1ea1n n\u1eafm \u0111\u01b0\u1ee3c kh\u00e1i ni\u1ec7m <\/span><b>2FA l\u00e0 g\u00ec <\/b>v\u00e0 c\u00e1c b\u01b0\u1edbc thi\u1ebft l\u1eadp 2F \u0111\u1ec3 b\u1ea3o m\u1eadt t\u00e0i kho\u1ea3n ti\u1ec1n \u0111i\u1ec7n t\u1eed an to\u00e0n. Ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng!<\/p>\n<p style=\"text-align: right;\"><b>Ngu\u1ed3n: <\/b><a href=\"https:\/\/cointelegraph.com\/learn\/what-is-two-factor-authentication-2fa\" target=\"_blank\" rel=\"noopener\"><b>Cointelegraph<\/b><\/a><\/p>\n<p style=\"text-align: right;\"><b>B\u00e0i vi\u1ebft \u0111\u01b0\u1ee3c d\u1ecbch v\u00e0 bi\u00ean t\u1eadp b\u1edfi BitcoinVN News<\/b><\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u1edbi kh\u1ea3 n\u0103ng t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt t\u00e0i kho\u1ea3n l\u00ean g\u1ea5p 2 l\u1ea7n th\u00f4ng qua 2 b\u01b0\u1edbc x\u00e1c th\u1ef1c qua SMS, QR Code\u2026 2FA \u0111ang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn b\u1ea3o m\u1eadt t\u1ed1i \u01b0u trong l\u0129nh ti\u1ec1n \u0111i\u1ec7n t\u1eed, ng\u00e2n h\u00e0ng s\u1ed1, email, t\u00e0i kho\u1ea3n m\u1ea1ng x\u00e3 h\u1ed9i&#8230; V\u1eady b\u1ea3o m\u1eadt 2FA l\u00e0 g\u00ec? C\u00e1ch s\u1eed [&hellip;]<\/p>\n","protected":false},"author":14,"featured_media":12487,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25],"tags":[],"class_list":["post-12474","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-analysis"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>X\u00e1c th\u1ef1c 2 y\u1ebfu t\u1ed1 2FA l\u00e0 g\u00ec? C\u00e1ch c\u00e0i \u0111\u1eb7t 2FA trong crypto - BitcoinVN Insights<\/title>\n<meta name=\"description\" content=\"V\u1eady b\u1ea3o m\u1eadt 2FA l\u00e0 g\u00ec? C\u00e1ch s\u1eed d\u1ee5ng ch\u00fang nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ec3 ng\u0103n ch\u1eb7n hacker x\u00e2m nh\u1eadp? \u0110\u00e2y l\u00e0 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft! 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