{"id":23902,"date":"2025-03-18T10:16:48","date_gmt":"2025-03-18T03:16:48","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=23902"},"modified":"2025-03-19T11:10:55","modified_gmt":"2025-03-19T04:10:55","slug":"wordpress-security-key-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/wordpress-security-key-la-gi\/","title":{"rendered":"WordPress Security Key l\u00e0 g\u00ec? C\u00e1ch t\u1ea1o WordPress Security Key"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/wordpress-security-key-la-gi\/#WordPress-Security-Key-la-gi\" >WordPress Security Key l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/wordpress-security-key-la-gi\/#Tai-sao-can-su-dung-WordPress-Security-Key\" >T\u1ea1i sao c\u1ea7n s\u1eed d\u1ee5ng WordPress Security Key?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/wordpress-security-key-la-gi\/#Huong-dan-cach-tao-va-cai-dat-WordPress-Security-Key\" >H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u1ea1o v\u00e0 c\u00e0i \u0111\u1eb7t WordPress Security Key<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/wordpress-security-key-la-gi\/#Cach-1-Tao-Security-Key-thu-cong\" >C\u00e1ch 1: T\u1ea1o Security Key th\u1ee7 c\u00f4ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/wordpress-security-key-la-gi\/#Cach-2-Su-dung-plugin-danh-cho-nguoi-moi-bat-dau\" >C\u00e1ch 2: S\u1eed d\u1ee5ng plugin (d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/wordpress-security-key-la-gi\/#Huong-dan-cach-tao-lai-khoa-bao-mat-WordPress-bang-plugin\" >H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u1ea1o l\u1ea1i kh\u00f3a b\u1ea3o m\u1eadt WordPress b\u1eb1ng plugin<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/wordpress-security-key-la-gi\/#Nhung-luu-y-khi-tao-khoa-bao-mat-WordPress-Security-Key\" >Nh\u1eefng l\u01b0u \u00fd khi t\u1ea1o kh\u00f3a b\u1ea3o m\u1eadt WordPress Security Key<\/a><\/li><\/ul><\/nav><\/div>\n<p>Security Key l\u00e0 th\u00e0nh ph\u1ea7n th\u01b0\u1eddng b\u1ecb ng\u01b0\u1eddi d\u00f9ng b\u1ecf qua khi s\u1eed d\u1ee5ng WordPress, nh\u01b0ng l\u1ea1i \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n v\u00e0 chuy\u00ean s\u00e2u v\u1ec1 <a href=\"https:\/\/interdata.vn\/blog\/wordpress-security-key-la-gi\/\"><strong>WordPress Security Key<\/strong><\/a>, t\u1eeb \u0111\u1ecbnh ngh\u0129a \u0111\u1ebfn h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch t\u1ea1o, c\u00e0i \u0111\u1eb7t v\u00e0 qu\u1ea3n l\u00fd, gi\u00fap b\u1ea1n n\u00e2ng cao \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt cho website c\u1ee7a m\u00ecnh.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"WordPress-Security-Key-la-gi\"><\/span>WordPress Security Key l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>WordPress Security Key hay c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Kh\u00f3a b\u1ea3o m\u1eadt WordPress, l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c h\u1eb1ng s\u1ed1 (salt) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 m\u00e3 h\u00f3a v\u00e0 b\u1ea3o v\u1ec7 th\u00f4ng tin \u0111\u0103ng nh\u1eadp ng\u01b0\u1eddi d\u00f9ng, bao g\u1ed3m c\u1ea3 m\u1eadt kh\u1ea9u, trong c\u01a1 s\u1edf d\u1eef li\u1ec7u WordPress. H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng Security Key nh\u01b0 m\u1ed9t l\u1edbp &#8220;\u00e1o gi\u00e1p&#8221; ki\u00ean c\u1ed1 b\u1ea3o v\u1ec7 m\u1eadt kh\u1ea9u c\u1ee7a b\u1ea1n kh\u1ecfi nh\u1eefng k\u1ebb x\u00e2m nh\u1eadp.<\/p>\n<p>Security Key \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt cho website WordPress, ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng Brute Force (d\u00f2 m\u1eadt kh\u1ea9u) v\u00e0 c\u00e1c h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng kh\u00e1c, t\u1eeb \u0111\u00f3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng v\u00e0 th\u00f4ng tin quan tr\u1ecdng c\u1ee7a website. Security Key \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong file <code>wp-config.php<\/code> c\u1ee7a website WordPress.<\/p>\n<p>WordPress s\u1eed d\u1ee5ng 4 lo\u1ea1i Security Key bao g\u1ed3m:<\/p>\n<ul>\n<li><code>AUTH_KEY<\/code>: X\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<li><code>SECURE_AUTH_KEY<\/code>: X\u00e1c th\u1ef1c an to\u00e0n.<\/li>\n<li><code>LOGGED_IN_KEY<\/code>: X\u00e1c th\u1ef1c khi \u0111\u0103ng nh\u1eadp.<\/li>\n<li><code>NONCE_KEY<\/code>: B\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i c\u00e1c t\u1ea5n c\u00f4ng CSRF.<\/li>\n<\/ul>\n<figure id=\"attachment_23939\" aria-describedby=\"caption-attachment-23939\" style=\"width: 960px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/WordPress-Security-Key-la-gi.jpg\" alt=\"WordPress Security Key l\u00e0 g\u00ec\" width=\"960\" height=\"540\" class=\"size-full wp-image-23939\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/WordPress-Security-Key-la-gi.jpg 960w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/WordPress-Security-Key-la-gi-300x169.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/WordPress-Security-Key-la-gi-768x432.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/WordPress-Security-Key-la-gi-750x422.jpg 750w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><figcaption id=\"caption-attachment-23939\" class=\"wp-caption-text\">WordPress Security Key l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Tai-sao-can-su-dung-WordPress-Security-Key\"><\/span>T\u1ea1i sao c\u1ea7n s\u1eed d\u1ee5ng WordPress Security Key?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vi\u1ec7c s\u1eed d\u1ee5ng WordPress Security Key kh\u00f4ng ph\u1ea3i l\u00e0 t\u00f9y ch\u1ecdn, m\u00e0 l\u00e0 <strong>b\u1eaft bu\u1ed9c<\/strong> n\u1ebfu b\u1ea1n mu\u1ed1n b\u1ea3o v\u1ec7 website c\u1ee7a m\u00ecnh m\u1ed9t c\u00e1ch nghi\u00eam t\u00fac. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng l\u00fd do ch\u00ednh:<\/p>\n<ul>\n<li><strong>B\u1ea3o v\u1ec7 th\u00f4ng tin \u0111\u0103ng nh\u1eadp:<\/strong> Nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp, Security Key m\u00e3 h\u00f3a cookie \u0111\u0103ng nh\u1eadp, ng\u0103n ch\u1eb7n k\u1ebb t\u1ea5n c\u00f4ng \u0111\u00e1nh c\u1eafp th\u00f4ng tin n\u00e0y v\u00e0 s\u1eed d\u1ee5ng ch\u00fang \u0111\u1ec3 truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0o trang qu\u1ea3n tr\u1ecb.<\/li>\n<li><strong>Ng\u0103n ch\u1eb7n t\u1ea5n c\u00f4ng Brute Force:<\/strong> B\u1eb1ng c\u00e1ch thay \u0111\u1ed5i Security Key th\u01b0\u1eddng xuy\u00ean, b\u1ea1n l\u00e0m cho vi\u1ec7c t\u1ea5n c\u00f4ng Brute Force (th\u1eed t\u1ea5t c\u1ea3 c\u00e1c m\u1eadt kh\u1ea9u c\u00f3 th\u1ec3) tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n, v\u00ec k\u1ebb t\u1ea5n c\u00f4ng s\u1ebd ph\u1ea3i li\u00ean t\u1ee5c t\u00ecm ra c\u00e1c key m\u1edbi.<\/li>\n<li><strong>Ph\u00f2ng ch\u1ed1ng t\u1ea5n c\u00f4ng CSRF:<\/strong> NONCE_KEY v\u00e0 NONCE_SALT gi\u00fap ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng CSRF, trong \u0111\u00f3 k\u1ebb t\u1ea5n c\u00f4ng l\u1ee3i d\u1ee5ng quy\u1ec1n truy c\u1eadp c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh \u0111\u1ed9ng tr\u00e1i ph\u00e9p tr\u00ean website.<\/li>\n<li><strong>T\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt t\u1ed5ng th\u1ec3:<\/strong> Security Key l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o m\u1eadt to\u00e0n di\u1ec7n cho website WordPress. K\u1ebft h\u1ee3p v\u1edbi c\u00e1c bi\u1ec7n ph\u00e1p kh\u00e1c nh\u01b0 m\u1eadt kh\u1ea9u m\u1ea1nh, c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean, plugin b\u1ea3o m\u1eadt,&#8230; b\u1ea1n s\u1ebd t\u1ea1o ra m\u1ed9t &#8220;b\u1ee9c t\u01b0\u1eddng l\u1eeda&#8221; v\u1eefng ch\u1eafc.<\/li>\n<li><strong>Gi\u1ea3m thi\u1ec3u r\u1ee7i ro t\u1eeb c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt:<\/strong> Kh\u00f4ng m\u1ed9t h\u1ec7 th\u1ed1ng n\u00e0o l\u00e0 ho\u00e0n h\u1ea3o. WordPress, d\u00f9 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0 ki\u1ec3m tra k\u1ef9 l\u01b0\u1ee1ng, v\u1eabn c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt. Security Key gi\u00fap gi\u1ea3m thi\u1ec3u r\u1ee7i ro t\u1eeb nh\u1eefng l\u1ed7 h\u1ed5ng n\u00e0y, b\u1ea3o v\u1ec7 website c\u1ee7a b\u1ea1n trong th\u1eddi gian ch\u1edd \u0111\u1ee3i c\u00e1c b\u1ea3n v\u00e1.<\/li>\n<\/ul>\n<figure id=\"attachment_23940\" aria-describedby=\"caption-attachment-23940\" style=\"width: 960px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Tai-sao-can-su-dung-WordPress-Security-Key.jpg\" alt=\"T\u1ea1i sao c\u1ea7n s\u1eed d\u1ee5ng WordPress Security Key\" width=\"960\" height=\"540\" class=\"size-full wp-image-23940\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Tai-sao-can-su-dung-WordPress-Security-Key.jpg 960w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Tai-sao-can-su-dung-WordPress-Security-Key-300x169.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Tai-sao-can-su-dung-WordPress-Security-Key-768x432.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Tai-sao-can-su-dung-WordPress-Security-Key-750x422.jpg 750w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><figcaption id=\"caption-attachment-23940\" class=\"wp-caption-text\">T\u1ea1i sao c\u1ea7n s\u1eed d\u1ee5ng WordPress Security Key?<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Huong-dan-cach-tao-va-cai-dat-WordPress-Security-Key\"><\/span>H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u1ea1o v\u00e0 c\u00e0i \u0111\u1eb7t WordPress Security Key<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Trong qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t WordPress, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng t\u1ea1o Security Key cho b\u1ea1n. Tuy nhi\u00ean, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 ch\u1ee7 \u0111\u1ed9ng t\u1ea1o l\u1ea1i Security Key b\u1ea5t c\u1ee9 l\u00fac n\u00e0o theo 2 c\u00e1ch sau:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cach-1-Tao-Security-Key-thu-cong\"><\/span>C\u00e1ch 1: T\u1ea1o Security Key th\u1ee7 c\u00f4ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>B\u01b0\u1edbc 1: Truy c\u1eadp tr\u00ecnh t\u1ea1o Security Key tr\u1ef1c tuy\u1ebfn<\/strong><\/p>\n<p>WordPress.org cung c\u1ea5p m\u1ed9t c\u00f4ng c\u1ee5 t\u1ea1o Security Key mi\u1ec5n ph\u00ed t\u1ea1i \u0111\u1ecba ch\u1ec9: <a href=\"https:\/\/api.wordpress.org\/secret-key\/1.1\/salt\/\" target=\"_blank\" rel=\"nofollow noopener\">https:\/\/api.wordpress.org\/secret-key\/1.1\/salt\/<\/a> M\u1ed7i l\u1ea7n b\u1ea1n t\u1ea3i l\u1ea1i trang, c\u00f4ng c\u1ee5 n\u00e0y s\u1ebd t\u1ea1o ra m\u1ed9t b\u1ed9 key v\u00e0 salt ho\u00e0n to\u00e0n m\u1edbi, ng\u1eabu nhi\u00ean v\u00e0 \u0111\u1ed9c nh\u1ea5t.<\/p>\n<figure id=\"attachment_23932\" aria-describedby=\"caption-attachment-23932\" style=\"width: 960px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Trinh-tao-Security-Key-truc-tuyen-1.jpg\" alt=\"Tr\u00ecnh t\u1ea1o Security Key tr\u1ef1c tuy\u1ebfn\" width=\"960\" height=\"263\" class=\"wp-image-23932 size-full\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Trinh-tao-Security-Key-truc-tuyen-1.jpg 960w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Trinh-tao-Security-Key-truc-tuyen-1-300x82.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Trinh-tao-Security-Key-truc-tuyen-1-768x210.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Trinh-tao-Security-Key-truc-tuyen-1-750x205.jpg 750w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><figcaption id=\"caption-attachment-23932\" class=\"wp-caption-text\">Tr\u00ecnh t\u1ea1o Security Key tr\u1ef1c tuy\u1ebfn<\/figcaption><\/figure>\n<p><strong>B\u01b0\u1edbc 2: Sao ch\u00e9p to\u00e0n b\u1ed9 m\u00e3:<\/strong><\/p>\n<p>Ch\u1ecdn v\u00e0 sao ch\u00e9p to\u00e0n b\u1ed9 \u0111o\u1ea1n m\u00e3 \u0111\u01b0\u1ee3c t\u1ea1o ra.<\/p>\n<p><strong>B\u01b0\u1edbc 3: Truy c\u1eadp file wp-config.php<\/strong><\/p>\n<p>File wp-config.php l\u00e0 m\u1ed9t trong nh\u1eefng file quan tr\u1ecdng nh\u1ea5t c\u1ee7a WordPress, ch\u1ee9a c\u00e1c th\u00f4ng tin c\u1ea5u h\u00ecnh c\u01a1 b\u1ea3n. B\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp file n\u00e0y th\u00f4ng qua:<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong>FTP:<\/strong> S\u1eed d\u1ee5ng m\u1ed9t tr\u00ecnh FTP client (nh\u01b0 FileZilla) \u0111\u1ec3 k\u1ebft n\u1ed1i \u0111\u1ebfn server hosting c\u1ee7a b\u1ea1n.<\/li>\n<li><strong>File Manager:<\/strong> S\u1eed d\u1ee5ng tr\u00ecnh qu\u1ea3n l\u00fd file trong cPanel ho\u1eb7c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n hosting t\u01b0\u01a1ng t\u1ef1.<\/li>\n<li><strong>SSH:<\/strong> N\u1ebfu b\u1ea1n c\u00f3 quy\u1ec1n truy c\u1eadp SSH, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c l\u1ec7nh \u0111\u1ec3 ch\u1ec9nh s\u1eeda file.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>B\u01b0\u1edbc 4: T\u00ecm v\u00e0 thay th\u1ebf \u0111o\u1ea1n m\u00e3<\/strong><\/p>\n<p>Trong file wp-config.php, t\u00ecm \u0111o\u1ea1n m\u00e3 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 sau:<\/p>\n<pre>define('AUTH_KEY', 'put your unique phrase here');\r\n\r\ndefine('SECURE_AUTH_KEY', 'put your unique phrase here');\r\n\r\ndefine('LOGGED_IN_KEY', 'put your unique phrase here');\r\n\r\ndefine('NONCE_KEY', 'put your unique phrase here');\r\n\r\ndefine('AUTH_SALT', 'put your unique phrase here');\r\n\r\ndefine('SECURE_AUTH_SALT', 'put your unique phrase here');\r\n\r\ndefine('LOGGED_IN_SALT', 'put your unique phrase here');\r\n\r\ndefine('NONCE_SALT', 'put your unique phrase here');<\/pre>\n<p><strong>B\u01b0\u1edbc 5:<\/strong> Thay th\u1ebf to\u00e0n b\u1ed9 ph\u1ea7n &#8216;put your unique phrase here&#8217; b\u1eb1ng \u0111o\u1ea1n m\u00e3 b\u1ea1n \u0111\u00e3 sao ch\u00e9p t\u1eeb tr\u00ecnh t\u1ea1o Security Key.<\/p>\n<p><strong>B\u01b0\u1edbc 6: L\u01b0u thay \u0111\u1ed5i<\/strong><\/p>\n<p>L\u01b0u file wp-config.php v\u00e0 t\u1ea3i l\u00ean server (n\u1ebfu b\u1ea1n ch\u1ec9nh s\u1eeda tr\u00ean m\u00e1y t\u00ednh).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cach-2-Su-dung-plugin-danh-cho-nguoi-moi-bat-dau\"><\/span>C\u00e1ch 2: S\u1eed d\u1ee5ng plugin (d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu b\u1ea1n kh\u00f4ng quen thu\u1ed9c v\u1edbi vi\u1ec7c ch\u1ec9nh s\u1eeda file, s\u1eed d\u1ee5ng plugin l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p \u0111\u01a1n gi\u1ea3n v\u00e0 an to\u00e0n h\u01a1n. C\u00f3 nhi\u1ec1u plugin h\u1ed7 tr\u1ee3 vi\u1ec7c n\u00e0y, m\u1ed9t trong nh\u1eefng plugin ph\u1ed5 bi\u1ebfn v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng l\u00e0 <strong>Salt Shaker<\/strong>.<\/p>\n<p><strong>B\u01b0\u1edbc 1: C\u00e0i \u0111\u1eb7t v\u00e0 k\u00edch ho\u1ea1t plugin<\/strong><\/p>\n<ul>\n<li>Trong trang qu\u1ea3n tr\u1ecb WordPress, v\u00e0o m\u1ee5c <strong>Plugins &gt; Add New<\/strong>.<\/li>\n<li>T\u00ecm ki\u1ebfm <a href=\"https:\/\/vi.wordpress.org\/plugins\/salt-shaker\/\" target=\"_blank\" rel=\"nofollow noopener\">&#8220;Salt Shaker&#8221;<\/a>.<\/li>\n<li>Nh\u1ea5n <strong>Install Now<\/strong> v\u00e0 sau \u0111\u00f3 <strong>Activate<\/strong>.<\/li>\n<\/ul>\n<p><strong>B\u01b0\u1edbc 2: C\u1ea5u h\u00ecnh plugin<\/strong><\/p>\n<ul>\n<li>Sau khi k\u00edch ho\u1ea1t, v\u00e0o m\u1ee5c <strong>Settings &gt; Salt Shaker<\/strong>.<\/li>\n<li>B\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn <strong>Change Now<\/strong> \u0111\u1ec3 thay \u0111\u1ed5i Security Key ngay l\u1eadp t\u1ee9c.<\/li>\n<li>Ho\u1eb7c, b\u1ea1n c\u00f3 th\u1ec3 l\u00ean l\u1ecbch thay \u0111\u1ed5i t\u1ef1 \u0111\u1ed9ng b\u1eb1ng c\u00e1ch ch\u1ecdn t\u1ea7n su\u1ea5t (h\u00e0ng ng\u00e0y, h\u00e0ng tu\u1ea7n, h\u00e0ng th\u00e1ng,&#8230;) trong m\u1ee5c <strong>Scheduled Change<\/strong>.<\/li>\n<\/ul>\n<figure id=\"attachment_23935\" aria-describedby=\"caption-attachment-23935\" style=\"width: 1280px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Plugin-Salt-Shaker-tu-dong-tao-va-thay-doi-Security-Key.jpg\" alt=\"Plugin Salt Shaker t\u1ef1 \u0111\u1ed9ng t\u1ea1o v\u00e0 thay \u0111\u1ed5i Security Key\" width=\"1280\" height=\"720\" class=\"size-full wp-image-23935\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Plugin-Salt-Shaker-tu-dong-tao-va-thay-doi-Security-Key.jpg 1280w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Plugin-Salt-Shaker-tu-dong-tao-va-thay-doi-Security-Key-300x169.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Plugin-Salt-Shaker-tu-dong-tao-va-thay-doi-Security-Key-1024x576.jpg 1024w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Plugin-Salt-Shaker-tu-dong-tao-va-thay-doi-Security-Key-768x432.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Plugin-Salt-Shaker-tu-dong-tao-va-thay-doi-Security-Key-750x422.jpg 750w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/02\/Plugin-Salt-Shaker-tu-dong-tao-va-thay-doi-Security-Key-1140x641.jpg 1140w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><figcaption id=\"caption-attachment-23935\" class=\"wp-caption-text\">Plugin Salt Shaker t\u1ef1 \u0111\u1ed9ng t\u1ea1o v\u00e0 thay \u0111\u1ed5i Security Key<\/figcaption><\/figure>\n<p><strong>B\u01b0\u1edbc 3: L\u01b0u c\u00e0i \u0111\u1eb7t<\/strong><\/p>\n<p>Nh\u1ea5n <strong>Save Changes<\/strong> \u0111\u1ec3 l\u01b0u l\u1ea1i c\u00e1c thay \u0111\u1ed5i.<\/p>\n<ol><\/ol>\n<p>Plugin Salt Shaker s\u1ebd t\u1ef1 \u0111\u1ed9ng t\u1ea1o v\u00e0 thay \u0111\u1ed5i Security Key cho b\u1ea1n theo l\u1ecbch tr\u00ecnh b\u1ea1n \u0111\u00e3 thi\u1ebft l\u1eadp.<\/p>\n<ol><\/ol>\n<h2><span class=\"ez-toc-section\" id=\"Huong-dan-cach-tao-lai-khoa-bao-mat-WordPress-bang-plugin\"><\/span>H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u1ea1o l\u1ea1i kh\u00f3a b\u1ea3o m\u1eadt WordPress b\u1eb1ng plugin<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Trong tr\u01b0\u1eddng h\u1ee3p b\u1ea1n nghi ng\u1edd website c\u1ee7a m\u00ecnh b\u1ecb x\u00e2m nh\u1eadp, ho\u1eb7c \u0111\u01a1n gi\u1ea3n l\u00e0 mu\u1ed1n t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o l\u1ea1i (reset) Security Key. Vi\u1ec7c n\u00e0y s\u1ebd l\u00e0m v\u00f4 hi\u1ec7u h\u00f3a t\u1ea5t c\u1ea3 c\u00e1c cookie \u0111\u0103ng nh\u1eadp hi\u1ec7n t\u1ea1i, bu\u1ed9c ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i \u0111\u0103ng nh\u1eadp l\u1ea1i.<\/p>\n<p>N\u1ebfu b\u1ea1n \u0111\u00e3 c\u00e0i \u0111\u1eb7t plugin Salt Shaker, vi\u1ec7c t\u1ea1o l\u1ea1i Security Key r\u1ea5t \u0111\u01a1n gi\u1ea3n:<\/p>\n<ol>\n<li><strong>Truy c\u1eadp trang c\u00e0i \u0111\u1eb7t Salt Shaker:<\/strong> V\u00e0o m\u1ee5c <strong>Settings &gt; Salt Shaker<\/strong>.<\/li>\n<li><strong>Nh\u1ea5n n\u00fat &#8220;Change Now&#8221;:<\/strong> Thao t\u00e1c n\u00e0y s\u1ebd ngay l\u1eadp t\u1ee9c t\u1ea1o ra m\u1ed9t b\u1ed9 Security Key m\u1edbi v\u00e0 thay th\u1ebf c\u00e1c key c\u0169.<\/li>\n<li>B\u1ea1n v\u00e0 t\u1ea5t c\u1ea3 ng\u01b0\u1eddi d\u00f9ng kh\u00e1c s\u1ebd b\u1ecb \u0111\u0103ng xu\u1ea5t kh\u1ecfi website v\u00e0 c\u1ea7n ph\u1ea3i \u0111\u0103ng nh\u1eadp l\u1ea1i.<\/li>\n<\/ol>\n<p><strong>L\u01b0u \u00fd:<\/strong> Vi\u1ec7c t\u1ea1o l\u1ea1i Security Key s\u1ebd kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u1eef li\u1ec7u tr\u00ean website c\u1ee7a b\u1ea1n. N\u00f3 ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u00e0 l\u00e0m m\u1edbi c\u00e1c kh\u00f3a b\u1ea3o m\u1eadt.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nhung-luu-y-khi-tao-khoa-bao-mat-WordPress-Security-Key\"><\/span>Nh\u1eefng l\u01b0u \u00fd khi t\u1ea1o kh\u00f3a b\u1ea3o m\u1eadt WordPress Security Key<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li><strong>S\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u m\u1ea1nh:<\/strong> Security Key l\u00e0 quan tr\u1ecdng, nh\u01b0ng m\u1eadt kh\u1ea9u m\u1ea1nh c\u0169ng kh\u00f4ng k\u00e9m ph\u1ea7n quan tr\u1ecdng. H\u00e3y s\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u ph\u1ee9c t\u1ea1p, k\u1ebft h\u1ee3p ch\u1eef hoa, ch\u1eef th\u01b0\u1eddng, s\u1ed1 v\u00e0 k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t.<\/li>\n<li><strong>C\u1eadp nh\u1eadt WordPress, theme v\u00e0 plugin th\u01b0\u1eddng xuy\u00ean:<\/strong> C\u00e1c b\u1ea3n c\u1eadp nh\u1eadt th\u01b0\u1eddng ch\u1ee9a c\u00e1c b\u1ea3n v\u00e1 b\u1ea3o m\u1eadt quan tr\u1ecdng.<\/li>\n<li><strong>C\u00e0i \u0111\u1eb7t plugin b\u1ea3o m\u1eadt:<\/strong> C\u00f3 nhi\u1ec1u plugin b\u1ea3o m\u1eadt WordPress t\u1ed1t, ch\u1eb3ng h\u1ea1n nh\u01b0 Wordfence Security, Sucuri Security, iThemes Security,&#8230; Ch\u00fang cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng b\u1ea3o m\u1eadt b\u1ed5 sung nh\u01b0 t\u01b0\u1eddng l\u1eeda, qu\u00e9t malware, theo d\u00f5i ho\u1ea1t \u0111\u1ed9ng \u0111\u0103ng nh\u1eadp,&#8230;<\/li>\n<li><strong>Sao l\u01b0u website th\u01b0\u1eddng xuy\u00ean:<\/strong> Trong tr\u01b0\u1eddng h\u1ee3p x\u1ea5u nh\u1ea5t, b\u1ea1n v\u1eabn c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i website t\u1eeb b\u1ea3n sao l\u01b0u.<\/li>\n<li><strong>S\u1eed d\u1ee5ng k\u1ebft n\u1ed1i HTTPS:<\/strong> HTTPS m\u00e3 h\u00f3a d\u1eef li\u1ec7u truy\u1ec1n gi\u1eefa tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 server, b\u1ea3o v\u1ec7 th\u00f4ng tin kh\u1ecfi b\u1ecb \u0111\u00e1nh c\u1eafp.<\/li>\n<li><strong>Gi\u1edbi h\u1ea1n quy\u1ec1n truy c\u1eadp:<\/strong> Ch\u1ec9 c\u1ea5p quy\u1ec1n qu\u1ea3n tr\u1ecb cho nh\u1eefng ng\u01b0\u1eddi th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft.<\/li>\n<li><strong>Theo d\u00f5i ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng ng\u1edd:<\/strong> S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ho\u1eb7c plugin \u0111\u1ec3 theo d\u00f5i c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u0103ng nh\u1eadp b\u1ea5t th\u01b0\u1eddng, c\u00e1c thay \u0111\u1ed5i file,&#8230;<\/li>\n<\/ul>\n<p>WordPress Security Key l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o v\u1ec7 website WordPress c\u1ee7a b\u1ea1n. B\u1eb1ng c\u00e1ch hi\u1ec3u r\u00f5 v\u1ec1 n\u00f3, c\u00e1ch t\u1ea1o v\u00e0 c\u00e0i \u0111\u1eb7t c\u0169ng nh\u01b0 c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt b\u1ed5 sung, b\u1ea1n c\u00f3 th\u1ec3 y\u00ean t\u00e2m h\u01a1n v\u1ec1 s\u1ef1 an to\u00e0n cho website c\u1ee7a m\u00ecnh. Hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n nh\u1eefng th\u00f4ng tin h\u1eefu \u00edch v\u00e0 gi\u00e1 tr\u1ecb v\u1ec1 WordPress Security Key.<\/p>\n<hr \/>\n<p>N\u1ebfu b\u1ea1n \u0111ang t\u00ecm c\u00e1ch b\u1ea3o v\u1ec7 website WordPress c\u1ee7a m\u00ecnh v\u1edbi WordPress Security Key v\u00e0 c\u1ea7n m\u1ed9t n\u1ec1n t\u1ea3ng l\u01b0u tr\u1eef m\u1ea1nh m\u1ebd. V\u1edbi ph\u1ea7n c\u1ee9ng th\u1ebf h\u1ec7 m\u1edbi, bao g\u1ed3m CPU AMD EPYC Gen 3 v\u00e0 SSD NVMe U.2, InterData mang \u0111\u1ebfn d\u1ecbch v\u1ee5 <a href=\"http:\/\/interdata.vn\/thue-hosting\/\"><strong>thu\u00ea Hosting c\u1ea5u h\u00ecnh cao<\/strong><\/a>, \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u01b0\u1ee3t tr\u1ed9i v\u1edbi m\u1ee9c gi\u00e1 r\u1ebb ph\u00f9 h\u1ee3p m\u1ecdi nhu c\u1ea7u. \u0110\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p l\u00fd t\u01b0\u1edfng \u0111\u1ec3 t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t website, t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt v\u00e0 gi\u1eef d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n an to\u00e0n tuy\u1ec7t \u0111\u1ed1i. H\u00e3y li\u00ean h\u1ec7 ngay v\u1edbi InterData \u0111\u1ec3 tr\u1ea3i nghi\u1ec7m d\u1ecbch v\u1ee5 v\u00e0 \u0111\u01b0a website WordPress c\u1ee7a b\u1ea1n l\u00ean t\u1ea7m cao m\u1edbi!<\/p>\n<p><strong>InterData<\/strong><\/p>\n<ul>\n<li><strong>Website:<\/strong><span>\u00a0<\/span>InterData.vn<\/li>\n<li><strong>Hotline 24\/7:<\/strong><span>\u00a0<\/span>1900-636822<\/li>\n<li><strong>Email:<\/strong><span>\u00a0<\/span>Info@interdata.vn<\/li>\n<li><strong>VP\u0110D:<\/strong><span>\u00a0<\/span>240 Nguy\u1ec5n \u0110\u00ecnh Ch\u00ednh, P.11. Q. Ph\u00fa Nhu\u1eadn, TP. Ho\u0302\u0300 Ch\u00ed Minh<\/li>\n<li><strong>VPGD:<\/strong><span>\u00a0<\/span>S\u1ed1 211 \u0110\u01b0\u1eddng s\u1ed1 5, K\u0110T Lakeview City, P. An Ph\u00fa, TP. Th\u1ee7 \u0110\u1ee9c, TP. H\u1ed3 Ch\u00ed Minh<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Security Key l\u00e0 th\u00e0nh ph\u1ea7n th\u01b0\u1eddng b\u1ecb ng\u01b0\u1eddi d\u00f9ng b\u1ecf qua khi s\u1eed d\u1ee5ng WordPress, nh\u01b0ng l\u1ea1i \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n v\u00e0 chuy\u00ean s\u00e2u v\u1ec1 WordPress Security Key, t\u1eeb \u0111\u1ecbnh<\/p>\n","protected":false},"author":15,"featured_media":23945,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-23902","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-website"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/23902","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/15"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=23902"}],"version-history":[{"count":0,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/23902\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/23945"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=23902"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=23902"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=23902"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}