{"id":3758,"date":"2018-08-20T11:58:16","date_gmt":"2018-08-20T04:58:16","guid":{"rendered":"https:\/\/www.engisv.info\/?p=3758"},"modified":"2018-08-23T15:47:10","modified_gmt":"2018-08-23T08:47:10","slug":"otp-va-xac-thuc-otp","status":"publish","type":"post","link":"https:\/\/www.engisv.info\/?p=3758","title":{"rendered":"OTP v\u00e0 x\u00e1c th\u1ef1c OTP"},"content":{"rendered":"<p>One-Time password vi\u1ebft t\u1eaft l\u00e0 OTP\u00a0 hay \u0111\u01b0\u1ee3c g\u1ecdi theo m\u1ed9t c\u00e1ch kh\u00e1c l\u00e0 PIN.\u00a0 X\u00e1c th\u1ef1c OTP c\u00f2n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi c\u00e1i t\u00ean l\u00e0\u00a02-Step Verification. OTP \u0111\u01b0\u1ee3c d\u00f9ng cho m\u1ed9t phi\u00ean (session) ho\u1eb7c m\u1ed9t giao d\u1ecbch (transaction); \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh ho\u1eb7c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c. OTP \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng ho\u1eb7c thay th\u1ebf cho ph\u01b0\u01a1ng th\u1ee9c ch\u1ee9ng th\u1ef1c t\u0129nh, password c\u01a1 b\u1ea3n (password-based authentication).<\/p>\n<p>V\u1edbi ph\u01b0\u01a1ng ph\u00e1p ch\u1ee9ng th\u1ef1c\u00a0password-based authentication, th\u00ec ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n m\u1ed9t Username v\u00e0 Password \u0111\u1ec3 \u0111\u0103ng nh\u1eadp. \u0110i\u1ec3m y\u1ebfu c\u1ee7a ph\u01b0\u01a1ng th\u1ee9c n\u00e0y ch\u00ednh l\u00e0 Password l\u00e0 c\u1ed1 \u0111\u1ecbnh; password ch\u1ec9 thay \u0111\u1ed5i khi ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n thay \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y l\u00e0m cho ph\u01b0\u01a1ng th\u1ee9c ch\u1ee9ng th\u1ef1c n\u00e0y tr\u1edf n\u00ean y\u1ebfu do password c\u00f3 th\u1ec3 b\u1ecb l\u1ed9 ho\u1eb7c b\u1ecb d\u00f2 n\u1ebfu ng\u01b0\u1eddi d\u00f9ng t\u1ea1o password y\u1ebfu. OTP ra \u0111\u1eddi \u0111\u1ec3 kh\u1eafc ph\u1ee5c nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a\u00a0password-based authentication.<\/p>\n<p>Th\u00f4ng th\u01b0\u1eddng, OTP\u00a0 c\u00f3 6 ch\u1eef s\u1ed1\u0111\u01b0\u1ee3c sinh ra ng\u1eabu nhi\u00ean v\u00e0 t\u1ef1 thay \u0111\u1ed5i trong 30 \u0111\u1ebfn 60 gi\u00e2y. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 kh\u00f4ng ai c\u00f3 th\u1ec3 \u0111o\u00e1n tr\u01b0\u1edbc m\u00e3 OTP ti\u1ebfp theo l\u00e0 g\u00ec. Ch\u1ec9 c\u00f3 ng\u01b0\u1eddi s\u1edf h\u1eefu m\u1edbi nh\u00ecn th\u1ea5y v\u00e0 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c m\u00e3 OTP. Th\u1eddi gian gi\u00e1 tr\u1ecb c\u1ee7a OTP c\u00f2n c\u00f3 th\u1ec3 ph\u1ee5 thu\u1ed9c v\u00e0o n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp nh\u01b0 th\u1ebf n\u00e0o.<\/p>\n<p><strong>C\u00e1c ph\u01b0\u01a1ng th\u1ee9c ph\u00e2n ph\u1ed1i OTP:<\/strong><\/p>\n<ul>\n<li><strong>\u0110i\u1ec7n tho\u1ea1i<\/strong>:\n<ul>\n<li>OTP s\u1ebd \u0111\u01b0\u1ee3c cung c\u1ea5p th\u00f4ng qua tin nh\u1eafn SMS ho\u1eb7c m\u1ed9t cu\u1ed9c g\u1ecdi t\u1eeb h\u1ec7 th\u1ed1ng \u0111\u1ebfn \u0111i\u1ec7n tho\u1ea1i c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-3764 aligncenter\" src=\"https:\/\/www.engisv.info\/wp-content\/uploads\/2018\/08\/OTP-300x264.png\" alt=\"\" width=\"190\" height=\"167\" srcset=\"https:\/\/www.engisv.info\/wp-content\/uploads\/2018\/08\/OTP-300x264.png 300w, https:\/\/www.engisv.info\/wp-content\/uploads\/2018\/08\/OTP.png 416w\" sizes=\"auto, (max-width: 190px) 100vw, 190px\" \/><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Tr\u00ean c\u00e1c \u0111i\u1ec7n tho\u1ea1i th\u00f4ng minh, b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 Google Autheticator, Microsoft Authenticator ho\u1eb7c c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a nh\u00e0 cung c\u1ea5p kh\u00e1c m\u00e0 h\u1ec7 th\u1ed1ng ch\u1ee9ng th\u1ef1c c\u1ee7a b\u1ea1n \u0111ang s\u1eed d\u1ee5ng.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-3552 aligncenter\" src=\"https:\/\/www.engisv.info\/wp-content\/uploads\/2017\/11\/2-Step-vpnkerio-1-576x1024-1-1-300x219.jpg\" alt=\"\" width=\"300\" height=\"219\" srcset=\"https:\/\/www.engisv.info\/wp-content\/uploads\/2017\/11\/2-Step-vpnkerio-1-576x1024-1-1-300x219.jpg 300w, https:\/\/www.engisv.info\/wp-content\/uploads\/2017\/11\/2-Step-vpnkerio-1-576x1024-1-1.jpg 576w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>M\u1ed9t s\u1ed1 \u1ee9ng d\u1ee5ng nh\u01b0 Microsoft Authenticator cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng x\u00e1c nh\u1eadn \u0111\u01a1n gi\u1ea3n b\u1eb1ng c\u00e1ch ch\u1ecdn Approve \u0111\u1ec3 qua b\u01b0\u1edbc x\u00e1c th\u1ef1c, thay v\u00ec ph\u1ea3i nh\u1eadp m\u00e3 OTP nh\u01b0 b\u00ecnh th\u01b0\u1eddng. Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a c\u00e1ch th\u1ee9c n\u00e0y l\u00e0 \u0111i\u1ec7n tho\u1ea1i b\u1ea1n ph\u1ea3i c\u00f3 internet th\u00ec qu\u00e1 tr\u00ecnh x\u00e1c th\u1ef1c m\u01a1i th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul>\n<li><strong>S\u1eed d\u1ee5ng Token:<\/strong>\n<ul>\n<li>\u0110\u00e2y l\u00e0 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i g\u1ed3m m\u1ea1ch \u0111i\u1ec7n t\u1eed v\u00e0 m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb OTP.\u00a0 \u0110i\u1ec3n h\u00ecnh v\u00e0 n\u1ed5i ti\u1ebfng ch\u00fang ta c\u00f3 th\u1ec3 th\u1ea5y \u0111\u00f3 ch\u00ednh l\u00e0 token c\u1ee7a RSA Security&#8217;s SecurID.\u00a0 C\u00f3 r\u1ea5t nhi\u1ec1u h\u1ec7 th\u1ed1ng kh\u00e1ch nhau \u1edf d\u1ea1ng n\u00e0y, t\u00f9y thu\u1ed9c \u1ee9ng d\u1ee5ng b\u1ea1n \u0111ang d\u00f9ng s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng n\u00e0o.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>M\u1ed9t d\u1ea1ng kh\u00e1c l\u00e0 USB token nh\u01b0\u00a0YubiKey c\u1ee7a\u00a0Yubico. \u1ede d\u1ea1ng nay, c\u00e1c th\u00f4ng tin x\u00e1c th\u1ef1c \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9a trong USB, ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n c\u1eafm thi\u1ebft b\u1ecb v\u00e0o m\u00e1y t\u00ednh, giao d\u1ecbch s\u1ebd \u0111\u01b0\u1ee3c t\u1eed \u0111\u1ed9ng x\u00e1c th\u1ef1c.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>\u1ede m\u1ee9c \u0111\u1ed9 hi\u1ec7n \u0111\u1ea1i h\u01a1n, ng\u00e0y nay c\u00e1c token, c\u00f2n \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p b\u00e0n ph\u00edm cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1ef1 t\u1ea1o m\u00e3 x\u00e1c th\u1ef1c.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-3765 aligncenter\" src=\"https:\/\/www.engisv.info\/wp-content\/uploads\/2018\/08\/OTP-token-300x238.jpg\" alt=\"\" width=\"300\" height=\"238\" srcset=\"https:\/\/www.engisv.info\/wp-content\/uploads\/2018\/08\/OTP-token-300x238.jpg 300w, https:\/\/www.engisv.info\/wp-content\/uploads\/2018\/08\/OTP-token.jpg 580w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<ul>\n<li><strong>Web-based<\/strong>:\n<ul>\n<li>Ph\u01b0\u01a1ng th\u1ee9c n\u00e0y cung c\u1ea5p m\u00e3 OTP kh\u00f4ng c\u1ea7n token hay s\u1eed d\u1ee5ng OTP tr\u00ean \u0111i\u1ec7n tho\u1ea1i. Khi b\u1ea1n \u0111\u0103ng k\u00fd ho\u1eb7c \u0111\u0103ng nh\u1eadp v\u00e0o m\u1ed9t website n\u00e0o \u0111\u00f3, n\u00f3 s\u1ebd t\u1ef1 \u0111\u1ed9ng sinh ra m\u1ed9t h\u00ecnh \u1ea3nh ch\u1ee9a c\u00e1c k\u00fd t\u1ef1 ho\u1eb7c b\u1ea1n ph\u1ea3i ch\u1ecdn m\u1ed9t lo\u1ea1t h\u00ecnh \u1ea3nh theo ch\u1ee7 \u0111\u1ec1 \u0111\u1ec3 x\u00e1c th\u1ef1c.<\/li>\n<li>Ph\u01b0\u01a1ng th\u1ee9c n\u00e0y ch\u1ec9 c\u00f3 \u00fd ngh\u0129a khi ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng mu\u1ed1n x\u00e1c th\u1ef1c b\u1ea1n kh\u00f4ng ph\u1ea3i l\u00e0 robot v\u00e0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p d\u00f2 m\u1eadt kh\u1ea9u t\u1ef1 \u0111\u1ed9ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Hardcopy (b\u1ea3n c\u1ee9ng)<\/strong>:\n<ul>\n<li>OTP \u0111\u01b0\u1ee3c cung c\u1ea5p cho kh\u00e1ch h\u00e0ng qua m\u1ed9t t\u1edd gi\u1ea5y in \u0111\u01b0\u1ee3c ni\u00eam phong trong phong b\u00ec k\u00edn.<\/li>\n<li>OTP d\u1ea1ng n\u00e0y c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1eb1ng m\u1ed9t th\u1ebb, tr\u00ean \u0111\u00f3 c\u00f3 in m\u00e3 OTP v\u00e0 \u0111\u01b0\u1ee3c bao ph\u1ee7 b\u1edfi m\u1ed9t l\u1edbp l\u00e0m m\u1edd, ng\u01b0\u1eddi s\u1eed d\u1ee5ng ph\u1ea3i c\u00e0o l\u1edbp l\u00e0m m\u1edd \u0111\u1ec3 l\u1ea5y \u0111\u01b0\u1ee3c m\u00e3 OTP.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u0110\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c x\u00e1c th\u1ef1c OTP, \u1ee9ng d\u1ee5ng tri\u1ec3n khai ph\u1ea3i \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 t\u00ednh n\u0103ng t\u00edch h\u1ee3p c\u00e1c d\u1ecbch v\u1ee5 x\u00e1c th\u1ef1c OTP.<\/p>\n<p>Nh\u01b0 v\u1eady, ch\u00fang ta \u0111\u00e3 \u0111i s\u01a1 l\u01b0\u1ee3t qua kh\u00e1i ni\u1ec7m OTP v\u00e0 c\u00e1c ph\u01b0\u01a1ng th\u1ee9c m\u00e0 OTP \u0111\u01b0\u1ee3c \u0111\u01b0a \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i.<\/p>\n<p>\u0110\u1ec3 hi\u1ec3u th\u00eam v\u1ec1 x\u00e1c th\u1ef1c OTP trong th\u1ef1c t\u1ebf v\u00e0 s\u1eed d\u1ee5ng nh\u01b0 th\u1ebf n\u00e0o, b\u1ea1n c\u00f3 th\u1ec3 xem c\u00e1c b\u00e0i vi\u1ebft sau:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.engisv.info\/?p=3228\" target=\"_blank\" rel=\"noopener\"> Kerio Control \u2013 KerioVPN ch\u1ee9ng th\u1ef1c 2-Step Verification<\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>One-Time password vi\u1ebft t\u1eaft l\u00e0 OTP\u00a0 hay \u0111\u01b0\u1ee3c g\u1ecdi theo m\u1ed9t c\u00e1ch kh\u00e1c l\u00e0 PIN.\u00a0 X\u00e1c th\u1ef1c OTP c\u00f2n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi c\u00e1i t\u00ean l\u00e0\u00a02-Step Verification. OTP \u0111\u01b0\u1ee3c d\u00f9ng cho m\u1ed9t phi\u00ean (session) ho\u1eb7c m\u1ed9t giao d\u1ecbch (transaction); \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh ho\u1eb7c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c. OTP \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng ho\u1eb7c thay th\u1ebf cho ph\u01b0\u01a1ng th\u1ee9c ch\u1ee9ng th\u1ef1c t\u0129nh, password c\u01a1 b\u1ea3n (password-based authentication). V\u1edbi ph\u01b0\u01a1ng ph\u00e1p ch\u1ee9ng th\u1ef1c\u00a0password-based authentication, th\u00ec ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n m\u1ed9t Username v\u00e0 Password \u0111\u1ec3&hellip;<\/p>\n","protected":false},"author":2,"featured_media":3764,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"footnotes":""},"categories":[20,7],"tags":[],"class_list":["post-3758","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cac-khai-niem","category-kien-thuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>OTP v\u00e0 x\u00e1c th\u1ef1c OTP - EngISV<\/title>\n<meta name=\"description\" content=\"One-Time password vi\u1ebft t\u1eaft l\u00e0 OTP\u00a0 hay \u0111\u01b0\u1ee3c g\u1ecdi theo m\u1ed9t c\u00e1ch kh\u00e1c m\u00e0 PIN.\u00a0 X\u00e1c th\u1ef1c OTP c\u00f2n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi c\u00e1i t\u00ean l\u00e0\u00a02-Step Verification. OTP \u0111\u01b0\u1ee3c d\u00f9ng cho m\u1ed9t phi\u00ean (session) ho\u1eb7c m\u1ed9t giao d\u1ecbch (transaction); \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh ho\u1eb7c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c. OTP \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng ho\u1eb7c thay th\u1ebf cho ph\u01b0\u01a1ng th\u1ee9c ch\u1ee9ng th\u1ef1c t\u0129nh, password c\u01a1 b\u1ea3n (password-based authentication).\" \/>\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.engisv.info\/?p=3758\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"OTP v\u00e0 x\u00e1c th\u1ef1c OTP - EngISV\" \/>\n<meta property=\"og:description\" content=\"One-Time password vi\u1ebft t\u1eaft l\u00e0 OTP\u00a0 hay \u0111\u01b0\u1ee3c g\u1ecdi theo m\u1ed9t c\u00e1ch kh\u00e1c m\u00e0 PIN.\u00a0 X\u00e1c th\u1ef1c OTP c\u00f2n \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi c\u00e1i t\u00ean l\u00e0\u00a02-Step Verification. OTP \u0111\u01b0\u1ee3c d\u00f9ng cho m\u1ed9t phi\u00ean (session) ho\u1eb7c m\u1ed9t giao d\u1ecbch (transaction); \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh ho\u1eb7c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed kh\u00e1c. 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