{"id":13315,"date":"2025-07-02T16:30:53","date_gmt":"2025-07-02T08:30:53","guid":{"rendered":"https:\/\/www.quape.com\/?p=13315"},"modified":"2025-07-09T21:03:34","modified_gmt":"2025-07-09T13:03:34","slug":"hacked-with-foreign-text-in-search-engine-fix","status":"publish","type":"post","link":"https:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/","title":{"rendered":"#1 b\u1ecb hack b\u1eb1ng v\u0103n b\u1ea3n n\u01b0\u1edbc ngo\u00e0i trong c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm"},"content":{"rendered":"<div id=\"bsf_rt_marker\"><\/div><p data-start=\"473\" data-end=\"993\">G\u1ea7n \u0111\u00e2y b\u1ea1n c\u00f3 t\u00ecm ki\u1ebfm trang web c\u1ee7a m\u00ecnh tr\u00ean Google v\u00e0 ph\u00e1t hi\u1ec7n ra nh\u1eefng k\u1ebft qu\u1ea3 l\u1ea1 b\u1eb1ng ti\u1ebfng n\u01b0\u1edbc ngo\u00e0i nh\u01b0 t\u1eeb kh\u00f3a c\u1edd b\u1ea1c ho\u1eb7c d\u01b0\u1ee3c ph\u1ea9m Nh\u1eadt B\u1ea3n trong ti\u00eau \u0111\u1ec1 ho\u1eb7c m\u00f4 t\u1ea3 kh\u00f4ng? N\u1ebfu c\u00f3, r\u1ea5t c\u00f3 th\u1ec3 b\u1ea1n \u0111ang g\u1eb7p ph\u1ea3i m\u1ed9t v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn nh\u01b0ng nghi\u00eam tr\u1ecdng: trang web WordPress c\u1ee7a b\u1ea1n \u0111\u00e3 b\u1ecb t\u1ea5n c\u00f4ng v\u00e0 ch\u00e8n n\u1ed9i dung che gi\u1ea5u \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 thao t\u00fang bot c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm.<\/p>\n<p data-start=\"473\" data-end=\"993\">V\u1ea5n \u0111\u1ec1 n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <strong data-start=\"863\" data-end=\"910\">\u201cB\u1ecb t\u1ea5n c\u00f4ng b\u1eb1ng v\u0103n b\u1ea3n n\u01b0\u1edbc ngo\u00e0i trong c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm\u201d<\/strong>v\u00e0 n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft, n\u00f3 c\u00f3 th\u1ec3 g\u00e2y t\u1ed5n h\u1ea1i nghi\u00eam tr\u1ecdng \u0111\u1ebfn SEO, l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp v\u00e0 danh ti\u1ebfng c\u1ee7a b\u1ea1n.<\/p>\n<p data-start=\"995\" data-end=\"1277\">Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1ch x\u00e1c \u0111\u1ecbnh v\u00e0 lo\u1ea1i b\u1ecf ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i \u1ea9n g\u00e2y ra s\u1ef1 c\u1ed1 n\u00e0y. Ch\u00fang t\u00f4i c\u0169ng s\u1ebd th\u1ea3o lu\u1eadn v\u1ec1 nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt v\u00e0 c\u00e1ch b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c v\u00e0 b\u1ea3o m\u1eadt ho\u00e0n to\u00e0n trang web WordPress c\u1ee7a m\u00ecnh ho\u1eb7c \u0111\u1ec3 c\u00e1c chuy\u00ean gia t\u1ea1i <strong data-start=\"1249\" data-end=\"1258\">QUAPE<\/strong> x\u1eed l\u00fd gi\u00fap b\u1ea1n.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-transparent ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/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=\"Chuy\u1ec3n \u0111\u1ed5i m\u1ee5c l\u1ee5c\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Chuy\u1ec3n \u0111\u1ed5i<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#What_Does_%E2%80%9CHacked_with_Foreign_Text_in_Search_Engine%E2%80%9D_Actually_Mean\" >\u201cB\u1ecb t\u1ea5n c\u00f4ng b\u1eb1ng v\u0103n b\u1ea3n n\u01b0\u1edbc ngo\u00e0i trong c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm\u201d th\u1ef1c s\u1ef1 c\u00f3 ngh\u0129a 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:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#How_to_Detect_the_Issue\" >C\u00e1ch ph\u00e1t hi\u1ec7n s\u1ef1 c\u1ed1<\/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.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#How_It_Works_The_Technical_Breakdown\" >C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng: Ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt<\/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:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#1_User-Agent_Detection\" >1. Ph\u00e1t hi\u1ec7n t\u00e1c nh\u00e2n ng\u01b0\u1eddi d\u00f9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#2_Cloaked_Content_Delivery\" >2. Ph\u00e2n ph\u1ed1i n\u1ed9i dung \u1ea9n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#3_Remote_Configuration_via_Token\" >3. C\u1ea5u h\u00ecnh t\u1eeb xa qua Token<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#How_to_Fix_the_Issue\" >C\u00e1ch kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#Step_1_Remove_the_Malicious_Plugin\" >B\u01b0\u1edbc 1: X\u00f3a Plugin \u0111\u1ed9c h\u1ea1i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#Step_2_Clean_the_Database\" >B\u01b0\u1edbc 2: D\u1ecdn d\u1eb9p c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#Step_3_Review_Your_htaccess_and_Core_Files\" >B\u01b0\u1edbc 3: Xem l\u1ea1i c\u00e1c t\u1ec7p .htaccess v\u00e0 Core c\u1ee7a b\u1ea1n<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#How_QUAPE_Can_Help\" >QUAPE c\u00f3 th\u1ec3 gi\u00fap \u00edch nh\u01b0 th\u1ebf n\u00e0o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.quape.com\/vi\/hacked-with-foreign-text-in-search-engine-fix\/#Final_Thoughts\" >Suy ngh\u0129 cu\u1ed1i c\u00f9ng<\/a><\/li><\/ul><\/nav><\/div>\n<h2 data-start=\"1284\" data-end=\"1355\"><span class=\"ez-toc-section\" id=\"What_Does_%E2%80%9CHacked_with_Foreign_Text_in_Search_Engine%E2%80%9D_Actually_Mean\"><\/span>\u201cB\u1ecb t\u1ea5n c\u00f4ng b\u1eb1ng v\u0103n b\u1ea3n n\u01b0\u1edbc ngo\u00e0i trong c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm\u201d th\u1ef1c s\u1ef1 c\u00f3 ngh\u0129a l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"1357\" data-end=\"1686\">Lo\u1ea1i hack n\u00e0y l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c <strong data-start=\"1388\" data-end=\"1414\">che gi\u1ea5u c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm<\/strong>. Che gi\u1ea5u l\u00e0 khi trang web c\u1ee7a b\u1ea1n hi\u1ec3n th\u1ecb n\u1ed9i dung kh\u00e1c v\u1edbi n\u1ed9i dung hi\u1ec3n th\u1ecb cho bot c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm so v\u1edbi n\u1ed9i dung hi\u1ec3n th\u1ecb cho ng\u01b0\u1eddi d\u00f9ng. Trong c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng n\u00e0y, tin t\u1eb7c th\u01b0\u1eddng ch\u00e8n v\u0103n b\u1ea3n n\u01b0\u1edbc ngo\u00e0i nh\u01b0 t\u1eeb kh\u00f3a ti\u1ebfng Nh\u1eadt ho\u1eb7c qu\u1ea3ng c\u00e1o c\u1edd b\u1ea1c v\u00e0o m\u00e3 trang web c\u1ee7a b\u1ea1n, nh\u01b0ng ch\u1ec9 c\u00e1c bot nh\u01b0 Googlebot m\u1edbi c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y.<\/p>\n<p data-start=\"1688\" data-end=\"1897\">M\u1ee5c ti\u00eau l\u00e0 chi\u1ebfm \u0111o\u1ea1t th\u1ee9 h\u1ea1ng SEO c\u1ee7a b\u1ea1n \u0111\u1ec3 mang l\u1ea1i l\u1ee3i \u00edch cho c\u00e1c trang web spam c\u1ee7a b\u00ean th\u1ee9 ba. N\u1ed9i dung th\u1ef1c s\u1ef1 c\u1ee7a b\u1ea1n b\u1ecb thay th\u1ebf b\u1eb1ng n\u1ed9i dung gi\u1ea3 m\u1ea1o, g\u00e2y hi\u1ec3u l\u1ea7m cho c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm, th\u01b0\u1eddng chuy\u1ec3n h\u01b0\u1edbng ch\u00fang \u0111\u1ebfn c\u00e1c trang web \u0111\u1ed9c h\u1ea1i b\u00ean ngo\u00e0i.<\/p>\n<h2 data-start=\"1904\" data-end=\"1930\"><span class=\"ez-toc-section\" id=\"How_to_Detect_the_Issue\"><\/span>C\u00e1ch ph\u00e1t hi\u1ec7n s\u1ef1 c\u1ed1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol data-start=\"1932\" data-end=\"2657\">\n<li data-start=\"1932\" data-end=\"2156\">\n<p data-start=\"1935\" data-end=\"2156\"><strong data-start=\"1935\" data-end=\"1965\">T\u00ecm ki\u1ebfm trang web c\u1ee7a b\u1ea1n tr\u00ean Google<\/strong><br data-start=\"1965\" data-end=\"1968\" \/>Ki\u1ec3u <code data-start=\"1976\" data-end=\"1997\">trang web:t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n.com<\/code> tr\u00ean Google v\u00e0 t\u00ecm ki\u1ebfm c\u00e1c trang c\u00f3 ti\u00eau \u0111\u1ec1 b\u1eb1ng ti\u1ebfng n\u01b0\u1edbc ngo\u00e0i ho\u1eb7c m\u00f4 t\u1ea3 meta l\u1ea1. N\u1ebfu b\u1ea1n th\u1ea5y n\u1ed9i dung kh\u00f4ng ph\u1ea3i c\u1ee7a m\u00ecnh, trang web c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e3 b\u1ecb t\u1ea5n c\u00f4ng.<\/p>\n<\/li>\n<li data-start=\"2158\" data-end=\"2309\">\n<p data-start=\"2161\" data-end=\"2309\"><strong data-start=\"2161\" data-end=\"2192\">Ki\u1ec3m tra Google Search Console<\/strong><br data-start=\"2192\" data-end=\"2195\" \/>Google th\u01b0\u1eddng s\u1ebd th\u00f4ng b\u00e1o cho b\u1ea1n trong m\u1ee5c \u201cV\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt\u201d ho\u1eb7c \u201cH\u00e0nh \u0111\u1ed9ng th\u1ee7 c\u00f4ng\u201d n\u1ebfu ph\u00e1t hi\u1ec7n h\u00e0nh vi che gi\u1ea5u ho\u1eb7c th\u01b0 r\u00e1c.<\/p>\n<\/li>\n<li data-start=\"2311\" data-end=\"2657\">\n<p data-start=\"2314\" data-end=\"2657\"><strong data-start=\"2314\" data-end=\"2349\">X\u00e1c minh Frontend v\u00e0 Backend<\/strong><br data-start=\"2349\" data-end=\"2352\" \/>M\u1edf trang web c\u1ee7a b\u1ea1n trong tr\u00ecnh duy\u1ec7t th\u00f4ng th\u01b0\u1eddng, b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4ng th\u1ea5y b\u1ea5t c\u1ee9 \u0111i\u1ec1u g\u00ec \u0111\u00e1ng ng\u1edd. Sau \u0111\u00f3, h\u00e3y thay \u0111\u1ed5i t\u00e1c nh\u00e2n ng\u01b0\u1eddi d\u00f9ng (s\u1eed d\u1ee5ng ti\u1ec7n \u00edch m\u1edf r\u1ed9ng tr\u00ecnh duy\u1ec7t ho\u1eb7c c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 <a class=\"cursor-pointer\" href=\"https:\/\/addons.mozilla.org\/en-US\/firefox\/addon\/uaswitcher\/\" target=\"_new\" rel=\"noopener\" data-start=\"2499\" data-end=\"2582\">B\u1ed9 chuy\u1ec3n \u0111\u1ed5i t\u00e1c nh\u00e2n ng\u01b0\u1eddi d\u00f9ng<\/a>) \u0111\u1ec3 m\u00f4 ph\u1ecfng Googlebot. N\u1ebfu n\u1ed9i dung kh\u00e1c \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb, t\u00ednh n\u0103ng che gi\u1ea5u \u0111ang ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<\/li>\n<\/ol>\n<h2 data-start=\"2664\" data-end=\"2704\"><span class=\"ez-toc-section\" id=\"How_It_Works_The_Technical_Breakdown\"><\/span>C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng: Ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"2706\" data-end=\"3006\">H\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p &quot;B\u1ecb t\u1ea5n c\u00f4ng b\u1eb1ng v\u0103n b\u1ea3n n\u01b0\u1edbc ngo\u00e0i trong c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm&quot; \u0111\u1ec1u do plugin \u0111\u1ed9c h\u1ea1i ho\u1eb7c giao di\u1ec7n c\u1eeda h\u1eadu g\u00e2y ra. Trong m\u1ed9t tr\u01b0\u1eddng h\u1ee3p g\u1ea7n \u0111\u00e2y, m\u1ed9t plugin \u0111\u01b0\u1ee3c ng\u1ee5y trang th\u00e0nh c\u00f4ng c\u1ee5 hi\u1ec7u su\u1ea5t (\u0111\u01b0\u1ee3c g\u1ecdi \u1edf \u0111\u00e2y l\u00e0 <strong data-start=\"2904\" data-end=\"2923\">Plugin \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u00ean t\u1eadp<\/strong>) ch\u1ee9a m\u00e3 nh\u1eafm m\u1ee5c ti\u00eau c\u1ee5 th\u1ec3 v\u00e0o bot v\u00e0 cung c\u1ea5p cho ch\u00fang n\u1ed9i dung kh\u00e1c nhau.<\/p>\n<h3 data-start=\"3008\" data-end=\"3035\"><span class=\"ez-toc-section\" id=\"1_User-Agent_Detection\"><\/span>1. Ph\u00e1t hi\u1ec7n t\u00e1c nh\u00e2n ng\u01b0\u1eddi d\u00f9ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3037\" data-end=\"3110\">Plugin n\u00e0y ki\u1ec3m tra xem y\u00eau c\u1ea7u c\u00f3 \u0111\u1ebfn t\u1eeb bot c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm hay kh\u00f4ng:<\/p>\n<p data-start=\"3037\" data-end=\"3110\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-13317\" src=\"https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-1-1-300x193.png\" alt=\"B\u1ecb t\u1ea5n c\u00f4ng b\u1eb1ng v\u0103n b\u1ea3n n\u01b0\u1edbc ngo\u00e0i trong c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm \" width=\"493\" height=\"317\" srcset=\"https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-1-1-300x193.png 300w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-1-1-1024x657.png 1024w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-1-1-768x493.png 768w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-1-1.png 1112w\" sizes=\"(max-width: 493px) 100vw, 493px\" \/><\/p>\n<h3 data-start=\"3369\" data-end=\"3400\"><span class=\"ez-toc-section\" id=\"2_Cloaked_Content_Delivery\"><\/span>2. Ph\u00e2n ph\u1ed1i n\u1ed9i dung \u1ea9n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3402\" data-end=\"3499\">N\u1ebfu kh\u00e1ch truy c\u1eadp l\u00e0 bot, plugin s\u1ebd t\u00ecm n\u1ea1p v\u00e0 hi\u1ec3n th\u1ecb n\u1ed9i dung t\u1eeb m\u1ed9t trang web \u0111\u1ed9c h\u1ea1i b\u00ean ngo\u00e0i:<\/p>\n<p data-start=\"3402\" data-end=\"3499\"><img decoding=\"async\" class=\"alignnone wp-image-13321\" src=\"https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-2-1-300x219.png\" alt=\"B\u1ecb t\u1ea5n c\u00f4ng b\u1eb1ng v\u0103n b\u1ea3n n\u01b0\u1edbc ngo\u00e0i trong c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm\" width=\"505\" height=\"368\" srcset=\"https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-2-1-300x219.png 300w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-2-1-768x561.png 768w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-2-1.png 978w\" sizes=\"(max-width: 505px) 100vw, 505px\" \/><\/p>\n<p data-start=\"3746\" data-end=\"3846\">N\u1ed9i dung n\u00e0y v\u00f4 h\u00ecnh v\u1edbi ng\u01b0\u1eddi d\u00f9ng th\u00f4ng th\u01b0\u1eddng, khi\u1ebfn cu\u1ed9c t\u1ea5n c\u00f4ng kh\u00f3 b\u1ecb ph\u00e1t hi\u1ec7n n\u1ebfu kh\u00f4ng c\u00f3 c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p.<\/p>\n<h3 data-start=\"3848\" data-end=\"3885\"><span class=\"ez-toc-section\" id=\"3_Remote_Configuration_via_Token\"><\/span>3. C\u1ea5u h\u00ecnh t\u1eeb xa qua Token<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"3887\" data-end=\"3971\">K\u1ebb t\u1ea5n c\u00f4ng c\u0169ng \u0111\u00e3 th\u00eam m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 c\u1eadp nh\u1eadt URL chuy\u1ec3n h\u01b0\u1edbng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u00e3 th\u00f4ng b\u00e1o b\u00ed m\u1eadt:<\/p>\n<p data-start=\"3887\" data-end=\"3971\"><img decoding=\"async\" class=\"alignnone wp-image-13322\" src=\"https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-3-1-300x105.png\" alt=\"B\u1ecb t\u1ea5n c\u00f4ng b\u1eb1ng v\u0103n b\u1ea3n n\u01b0\u1edbc ngo\u00e0i trong c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm\" width=\"512\" height=\"179\" srcset=\"https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-3-1-300x105.png 300w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-3-1-1024x358.png 1024w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-3-1-768x269.png 768w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/07\/Hacked-with-Foreign-Text-in-Search-Engine-3-1.png 1298w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/p>\n<p data-start=\"4114\" data-end=\"4213\">\u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 h\u1ecd c\u00f3 th\u1ec3 thay \u0111\u1ed5i m\u1ee5c ti\u00eau th\u01b0 r\u00e1c b\u1ea5t k\u1ef3 l\u00fac n\u00e0o m\u00e0 kh\u00f4ng c\u1ea7n truy c\u1eadp l\u1ea1i v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n qu\u1ea3n tr\u1ecb.<\/p>\n<p data-start=\"4114\" data-end=\"4213\">\n<p data-start=\"4114\" data-end=\"4213\"><strong>\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/www.quape.com\/vi\/tips-for-secure-web-hosting-company\/\">7 m\u1eb9o cho c\u00f4ng ty l\u01b0u tr\u1eef web an to\u00e0n<\/a><\/strong><\/p>\n<p data-start=\"4114\" data-end=\"4213\">\n<h2 data-start=\"4220\" data-end=\"4243\"><span class=\"ez-toc-section\" id=\"How_to_Fix_the_Issue\"><\/span>C\u00e1ch kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3 data-start=\"4245\" data-end=\"4284\"><span class=\"ez-toc-section\" id=\"Step_1_Remove_the_Malicious_Plugin\"><\/span>B\u01b0\u1edbc 1: X\u00f3a Plugin \u0111\u1ed9c h\u1ea1i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"4286\" data-end=\"4522\">\u0110\u0103ng nh\u1eadp v\u00e0o b\u1ea3ng qu\u1ea3n tr\u1ecb WordPress c\u1ee7a b\u1ea1n, \u0111i t\u1edbi <strong data-start=\"4330\" data-end=\"4341\">C\u00e1c plugin<\/strong>v\u00e0 t\u00ecm ki\u1ebfm c\u00e1c m\u1ee5c \u0111\u00e1ng ng\u1edd, \u0111\u1eb7c bi\u1ec7t l\u00e0 b\u1ea5t k\u1ef3 m\u1ee5c n\u00e0o kh\u00f4ng quen thu\u1ed9c ho\u1eb7c m\u1edbi \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t. N\u1ebfu b\u1ea1n t\u00ecm th\u1ea5y th\u1ee9 g\u00ec \u0111\u00f3 nh\u01b0 <strong data-start=\"4464\" data-end=\"4483\">Plugin \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u00ean t\u1eadp<\/strong>, h\u1ee7y k\u00edch ho\u1ea1t v\u00e0 x\u00f3a ngay l\u1eadp t\u1ee9c.<\/p>\n<p data-start=\"4524\" data-end=\"4674\">N\u1ebfu plugin \u1ea9n kh\u1ecfi b\u1ea3ng qu\u1ea3n tr\u1ecb, h\u00e3y \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn <code data-start=\"4585\" data-end=\"4605\">wp-content\/plugins<\/code> th\u00f4ng qua FTP ho\u1eb7c tr\u00ecnh qu\u1ea3n l\u00fd t\u1ec7p l\u01b0u tr\u1eef c\u1ee7a b\u1ea1n v\u00e0 x\u00f3a th\u01b0 m\u1ee5c theo c\u00e1ch th\u1ee7 c\u00f4ng.<\/p>\n<h3 data-start=\"4676\" data-end=\"4706\"><span class=\"ez-toc-section\" id=\"Step_2_Clean_the_Database\"><\/span>B\u01b0\u1edbc 2: D\u1ecdn d\u1eb9p c\u01a1 s\u1edf d\u1eef li\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"4708\" data-end=\"4831\">Nhi\u1ec1u khi, c\u00e1c URL chuy\u1ec3n h\u01b0\u1edbng \u0111\u1ed9c h\u1ea1i \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong b\u1ea3ng t\u00f9y ch\u1ecdn WordPress. Truy c\u1eadp c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n qua phpMyAdmin v\u00e0 ch\u1ea1y l\u1ec7nh:<\/p>\n<div class=\"contain-inline-size rounded-2xl relative bg-token-sidebar-surface-primary\">\n<pre class=\"flex items-center text-token-text-secondary px-4 py-2 text-xs font-sans justify-between h-9 bg-token-sidebar-surface-primary select-none rounded-t-2xl\">CH\u1eccN * T\u1eea wp_options N\u01a0I gi\u00e1 tr\u1ecb_t\u00f9y ch\u1ecdn GI\u1ed0NG NH\u01af &#039;%http%&#039;;<\/pre>\n<p data-start=\"4904\" data-end=\"5015\">T\u00ecm ki\u1ebfm c\u00e1c m\u1ee5c \u0111\u00e1ng ng\u1edd nh\u01b0 <code data-start=\"4937\" data-end=\"4955\">url chuy\u1ec3n h\u01b0\u1edbng<\/code> v\u00e0 x\u00f3a ch\u00fang n\u1ebfu ch\u00fang tr\u1ecf \u0111\u1ebfn c\u00e1c mi\u1ec1n kh\u00f4ng x\u00e1c \u0111\u1ecbnh ho\u1eb7c spam.<\/p>\n<h3 data-start=\"5017\" data-end=\"5067\"><span class=\"ez-toc-section\" id=\"Step_3_Review_Your_htaccess_and_Core_Files\"><\/span>B\u01b0\u1edbc 3: Xem l\u1ea1i <code data-start=\"5041\" data-end=\"5052\">.htaccess<\/code> v\u00e0 c\u00e1c t\u1eadp tin c\u1ed1t l\u00f5i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p data-start=\"5069\" data-end=\"5258\">M\u1edf c\u1ee7a b\u1ea1n <code data-start=\"5079\" data-end=\"5090\">.htaccess<\/code>, <code data-start=\"5092\" data-end=\"5107\">wp-config.php<\/code>v\u00e0 c\u00e1c t\u1ec7p quan tr\u1ecdng kh\u00e1c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00fang kh\u00f4ng b\u1ecb thay \u0111\u1ed5i. N\u1ebfu b\u1ea1n t\u00ecm th\u1ea5y m\u00e3 PHP b\u1ecb \u1ea9n ho\u1eb7c chu\u1ed7i \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a base64, h\u00e3y ki\u1ec3m tra v\u00e0 x\u00f3a ch\u00fang.<\/p>\n<h2 data-start=\"5265\" data-end=\"5286\"><span class=\"ez-toc-section\" id=\"How_QUAPE_Can_Help\"><\/span>QUAPE c\u00f3 th\u1ec3 gi\u00fap \u00edch nh\u01b0 th\u1ebf n\u00e0o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"5288\" data-end=\"5510\">M\u1eb7c d\u00f9 c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 n\u00e0y theo c\u00e1ch th\u1ee7 c\u00f4ng, nh\u01b0ng th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi ki\u1ebfn th\u1ee9c chuy\u00ean m\u00f4n s\u00e2u r\u1ed9ng v\u00e0 c\u00f3 nguy c\u01a1 b\u1ecf s\u00f3t c\u00e1c c\u1eeda h\u1eadu \u1ea9n. \u0110\u00f3 ch\u00ednh l\u00e0 l\u00fac QUAPE xu\u1ea5t hi\u1ec7n.<\/p>\n<p data-start=\"5512\" data-end=\"5704\">Ch\u00fang t\u00f4i cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef WordPress \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd v\u1edbi t\u00ednh n\u0103ng ph\u00e1t hi\u1ec7n ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i t\u00edch h\u1ee3p, c\u1eadp nh\u1eadt t\u1ef1 \u0111\u1ed9ng v\u00e0 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt 24\/7 \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 che gi\u1ea5u, t\u1ea5n c\u00f4ng chuy\u1ec3n h\u01b0\u1edbng v\u00e0 khai th\u00e1c plugin.<\/p>\n<p data-start=\"5706\" data-end=\"5892\">N\u1ebfu doanh nghi\u1ec7p c\u1ee7a b\u1ea1n d\u1ef1a v\u00e0o l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp SEO v\u00e0 ni\u1ec1m tin v\u00e0o th\u01b0\u01a1ng hi\u1ec7u, <a href=\"https:\/\/www.quape.com\/vi\/hosting\/wordpress-hosting\/\">QUAPE c\u00f3 th\u1ec3 gi\u00fap b\u1ea3o m\u1eadt trang web WordPress c\u1ee7a b\u1ea1n v\u0129nh vi\u1ec5n<\/a>, v\u00ec v\u1eady b\u1ea1n c\u00f3 th\u1ec3 t\u1eadp trung v\u00e0o vi\u1ec7c m\u1edf r\u1ed9ng \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1n gi\u1ea3 trong khi ch\u00fang t\u00f4i x\u1eed l\u00fd v\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt.<\/p>\n<h2 data-start=\"5899\" data-end=\"5916\"><span class=\"ez-toc-section\" id=\"Final_Thoughts\"><\/span>Suy ngh\u0129 cu\u1ed1i c\u00f9ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p data-start=\"5918\" data-end=\"6225\">V\u1ea5n \u0111\u1ec1 &quot;B\u1ecb t\u1ea5n c\u00f4ng b\u1eb1ng v\u0103n b\u1ea3n n\u01b0\u1edbc ngo\u00e0i trong c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm&quot; ph\u1ed5 bi\u1ebfn h\u01a1n h\u1ea7u h\u1ebft c\u00e1c ch\u1ee7 s\u1edf h\u1eefu trang web nh\u1eadn ra. N\u00f3 di\u1ec5n ra \u00e2m th\u1ea7m, kh\u00f3 ph\u00e1t hi\u1ec7n v\u00e0 g\u00e2y t\u1ed5n h\u1ea1i nghi\u00eam tr\u1ecdng \u0111\u1ebfn kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb th\u01b0\u01a1ng hi\u1ec7u v\u00e0 SEO c\u1ee7a b\u1ea1n. N\u1ebfu b\u1ea1n l\u00e0 n\u1ea1n nh\u00e2n, h\u00e3y h\u00e0nh \u0111\u1ed9ng nhanh ch\u00f3ng - g\u1ee1 b\u1ecf plugin, d\u1ecdn d\u1eb9p c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 b\u1ea3o m\u1eadt m\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef c\u1ee7a b\u1ea1n.<\/p>\n<p data-start=\"6227\" data-end=\"6365\">\u0110\u1ec3 b\u1ea3o v\u1ec7 l\u00e2u d\u00e0i, h\u00e3y ch\u1ecdn m\u1ed9t \u0111\u1ed1i t\u00e1c l\u01b0u tr\u1eef WordPress \u0111\u00e1ng tin c\u1eady nh\u01b0 QUAPE. \u0110\u1eebng \u0111\u1ec3 c\u00e1c th\u1ee7 thu\u1eadt che gi\u1ea5u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u01b0\u01a1ng lai trang web c\u1ee7a b\u1ea1n.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Have you recently searched for your website on Google and discovered strange foreign language results like Japanese gambling or pharmacy keywords in your title or description? If so, you\u2019re likely dealing with a common but serious issue: your WordPress site has been hacked and injected with cloaking content designed to manipulate search engine bots. This [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":13324,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[93,10],"tags":[158,99,159,162,161,160,157,156],"class_list":["post-13315","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-security","category-wordpress-news-learning","tag-cloaking-attack","tag-cybersecurity","tag-malware-removal","tag-php-malware","tag-security-incident","tag-seo-spam","tag-website-hacked","tag-wordpress-security"],"_links":{"self":[{"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/posts\/13315","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/comments?post=13315"}],"version-history":[{"count":0,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/posts\/13315\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/media\/13324"}],"wp:attachment":[{"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/media?parent=13315"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/categories?post=13315"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/tags?post=13315"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}