{"id":117261,"date":"2025-07-30T17:22:52","date_gmt":"2025-07-30T10:22:52","guid":{"rendered":"https:\/\/tino.vn\/blog\/?p=117261"},"modified":"2025-07-30T21:35:43","modified_gmt":"2025-07-30T14:35:43","slug":"nguyen-nhan-khien-website-wordpress-bi-hack","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/nguyen-nhan-khien-website-wordpress-bi-hack\/","title":{"rendered":"11 nguy\u00ean nh\u00e2n khi\u1ebfn website WordPress b\u1ecb hack &amp; c\u00e1ch ph\u00f2ng tr\u00e1nh hi\u1ec7u qu\u1ea3"},"content":{"rendered":"\n<p><strong><a href=\"https:\/\/tino.vn\/blog\/wordpress-la-gi\/\" data-type=\"post\" data-id=\"15589\" target=\"_blank\" rel=\"noreferrer noopener\">WordPress<\/a> l\u00e0 m\u1ed9t trong nh\u1eefng CMS ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay, nh\u01b0ng c\u0169ng ch\u00ednh v\u00ec s\u1ef1 ph\u1ed5 bi\u1ebfn \u0111\u00f3 m\u00e0 CMS n\u00e0y lu\u00f4n l\u00e0 m\u1ee5c ti\u00eau c\u1ee7a nhi\u1ec1u hacker. Vi\u1ec7c website b\u1ecb t\u1ea5n c\u00f4ng kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u1eef li\u1ec7u m\u00e0 c\u00f2n c\u00f3 th\u1ec3 g\u00e2y m\u1ea5t uy t\u00edn, gi\u1ea3m th\u1ee9 h\u1ea1ng <a href=\"https:\/\/tino.vn\/blog\/seo-la-gi\/\" data-type=\"post\" data-id=\"16068\" target=\"_blank\" rel=\"noreferrer noopener\">SEO<\/a> v\u00e0 thi\u1ec7t h\u1ea1i t\u00e0i ch\u00ednh. V\u1eady nguy\u00ean nh\u00e2n khi\u1ebfn website WordPress b\u1ecb hack l\u00e0 g\u00ec? H\u00e3y c\u00f9ng Tino t\u00ecm hi\u1ec3u trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 bi\u1ebft c\u00e1ch b\u1ea3o v\u1ec7 trang web c\u1ee7a b\u1ea1n hi\u1ec7u qu\u1ea3 nh\u1ea5t.<\/strong><\/p>\n\n\n\n<h2 id=\"T\u1ea1i_sao_WordPress_lu\u00f4n_l\u00e0_m\u1ee5c_ti\u00eau_c\u1ee7a_c\u00e1c_cu\u1ed9c_t\u1ea5n_c\u00f4ng?\"><a id=\"post-117261-_w3m7tvquo86r\"><\/a>T\u1ea1i sao WordPress lu\u00f4n l\u00e0 m\u1ee5c ti\u00eau c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng?<\/h2>\n\n\n\n<h3 id=\"Ph\u1ed5_bi\u1ebfn_r\u1ed9ng_r\u00e3i\"><a id=\"post-117261-_cm0074q155ff\"><\/a><strong>Ph\u1ed5 bi\u1ebfn r\u1ed9ng r\u00e3i<\/strong><\/h3>\n\n\n\n<p>WordPress l\u00e0 h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd n\u1ed9i dung (CMS) ph\u1ed5 bi\u1ebfn nh\u1ea5t th\u1ebf gi\u1edbi, chi\u1ebfm h\u01a1n 40% t\u1ed5ng s\u1ed1 website tr\u00ean internet. V\u00ec v\u1eady, tin t\u1eb7c nh\u1eafm v\u00e0o WordPress v\u00ec ch\u1ec9 c\u1ea7n khai th\u00e1c th\u00e0nh c\u00f4ng m\u1ed9t l\u1ed7 h\u1ed5ng, ch\u00fang c\u00f3 th\u1ec3 t\u1ea5n c\u00f4ng h\u00e0ng tri\u1ec7u trang web.<\/p>\n\n\n\n<h3 id=\"M\u00e3_ngu\u1ed3n_m\u1edf\"><a id=\"post-117261-_xkbgjsq197b4\"><\/a><strong>M\u00e3 ngu\u1ed3n m\u1edf<\/strong><\/h3>\n\n\n\n<p>L\u00e0 m\u1ed9t n\u1ec1n t\u1ea3ng m\u00e3 ngu\u1ed3n m\u1edf, WordPress cho ph\u00e9p b\u1ea5t k\u1ef3 ai c\u0169ng c\u00f3 th\u1ec3 xem v\u00e0 ph\u00e2n t\u00edch m\u00e3 ngu\u1ed3n c\u1ee7a n\u00f3. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n t\u1ea1o ra c\u00e1c plugin v\u00e0 theme t\u00f9y ch\u1ec9nh, nh\u01b0ng \u0111\u1ed3ng th\u1eddi c\u0169ng gi\u00fap tin t\u1eb7c t\u00ecm ra l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt \u0111\u1ec3 khai th\u00e1c.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-1.png\" alt=\"T\u1ea1i sao WordPress lu\u00f4n l\u00e0 m\u1ee5c ti\u00eau c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng?\" class=\"wp-image-117424\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-1.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-1-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>T\u1ea1i sao WordPress lu\u00f4n l\u00e0 m\u1ee5c ti\u00eau c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng?<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"H\u1ec7_sinh_th\u00e1i_plugin_v\u00e0_theme_kh\u1ed5ng_l\u1ed3\"><a id=\"post-117261-_4p5ixjijf3cx\"><\/a><strong>H\u1ec7 sinh th\u00e1i plugin v\u00e0 theme kh\u1ed5ng l\u1ed3<\/strong><\/h3>\n\n\n\n<p>WordPress h\u1ed7 tr\u1ee3 h\u00e0ng ngh\u00ecn plugin v\u00e0 theme t\u1eeb nhi\u1ec1u nh\u00e0 ph\u00e1t tri\u1ec3n kh\u00e1c nhau. Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c plugin v\u00e0 theme \u0111\u1ec1u \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean ho\u1eb7c c\u00f3 c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt t\u1ed1t. Nhi\u1ec1u cu\u1ed9c t\u1ea5n c\u00f4ng khai th\u00e1c l\u1ed7 h\u1ed5ng t\u1eeb c\u00e1c plugin ho\u1eb7c theme l\u1ed7i th\u1eddi ho\u1eb7c k\u00e9m b\u1ea3o m\u1eadt.<\/p>\n\n\n\n<h3 id=\"Qu\u1ea3n_l\u00fd_b\u1ea3o_m\u1eadt_k\u00e9m_t\u1eeb_ng\u01b0\u1eddi_d\u00f9ng\"><a id=\"post-117261-_izjtrcb1oxf4\"><\/a><strong>Qu\u1ea3n l\u00fd b\u1ea3o m\u1eadt k\u00e9m t\u1eeb ng\u01b0\u1eddi d\u00f9ng<\/strong><\/h3>\n\n\n\n<p>Nhi\u1ec1u qu\u1ea3n tr\u1ecb vi\u00ean website kh\u00f4ng th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt c\u01a1 b\u1ea3n nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u00f4ng c\u1eadp nh\u1eadt WordPress, plugin v\u00e0 theme th\u01b0\u1eddng xuy\u00ean.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u y\u1ebfu ho\u1eb7c d\u1ec5 \u0111o\u00e1n.<\/li>\n\n\n\n<li>Kh\u00f4ng thi\u1ebft l\u1eadp c\u00e1c l\u1edbp b\u1ea3o m\u1eadt b\u1ed5 sung nh\u01b0 x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA) ho\u1eb7c h\u1ea1n ch\u1ebf truy c\u1eadp v\u00e0o khu v\u1ef1c qu\u1ea3n tr\u1ecb.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"T\u1ea5n_c\u00f4ng_t\u1ef1_\u0111\u1ed9ng_h\u00f3a\"><a id=\"post-117261-_1epcha3klef\"><\/a><strong>T\u1ea5n c\u00f4ng t\u1ef1 \u0111\u1ed9ng h\u00f3a<\/strong><\/h3>\n\n\n\n<p>Tin t\u1eb7c th\u01b0\u1eddng s\u1eed d\u1ee5ng bot \u0111\u1ec3 qu\u00e9t h\u00e0ng tri\u1ec7u trang web WordPress nh\u1eb1m t\u00ecm ki\u1ebfm c\u00e1c l\u1ed7 h\u1ed5ng ph\u1ed5 bi\u1ebfn. Ch\u00fang c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng brute-force \u0111\u1ec3 \u0111o\u00e1n m\u1eadt kh\u1ea9u ho\u1eb7c khai th\u00e1c c\u00e1c plugin l\u1ed7i th\u1eddi m\u00e0 kh\u00f4ng c\u1ea7n nh\u1eafm v\u00e0o m\u1ed9t trang web c\u1ee5 th\u1ec3.<\/p>\n\n\n\n<h3 id=\"L\u1ed7_h\u1ed5ng_b\u1ea3o_m\u1eadt_trong_hosting\"><a id=\"post-117261-_m3kkk09ox27w\"><\/a><strong>L\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt trong hosting<\/strong><\/h3>\n\n\n\n<p>Nhi\u1ec1u trang web WordPress s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 hosting gi\u00e1 r\u1ebb, kh\u00f4ng c\u00f3 c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt m\u1ea1nh m\u1ebd. N\u1ebfu m\u00e1y ch\u1ee7 b\u1ecb t\u1ea5n c\u00f4ng, t\u1ea5t c\u1ea3 c\u00e1c website tr\u00ean m\u00e1y ch\u1ee7 \u0111\u00f3 c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/p>\n\n\n\n<h2 id=\"T\u00e1c_h\u1ea1i_khi_website_WordPress_b\u1ecb_hack\"><a id=\"post-117261-_3uxeoyqnupd7\"><\/a>T\u00e1c h\u1ea1i khi website WordPress b\u1ecb hack<\/h2>\n\n\n\n<h3 id=\"M\u1ea5t_quy\u1ec1n_ki\u1ec3m_so\u00e1t_website\"><a id=\"post-117261-_t2511qg4a0h\"><\/a><strong>M\u1ea5t quy\u1ec1n ki\u1ec3m so\u00e1t website<\/strong><\/h3>\n\n\n\n<p>M\u1ed9t khi hacker x\u00e2m nh\u1eadp \u0111\u01b0\u1ee3c v\u00e0o website, ch\u00fang c\u00f3 th\u1ec3 thay \u0111\u1ed5i th\u00f4ng tin \u0111\u0103ng nh\u1eadp, ch\u1eb7n quy\u1ec1n truy c\u1eadp c\u1ee7a ch\u1ee7 s\u1edf h\u1eefu v\u00e0 chi\u1ebfm to\u00e0n quy\u1ec1n ki\u1ec3m so\u00e1t trang web. \u0110i\u1ec1u n\u00e0y khi\u1ebfn b\u1ea1n kh\u00f4ng th\u1ec3 truy c\u1eadp v\u00e0o website \u0111\u1ec3 s\u1eeda ch\u1eefa, d\u1eabn \u0111\u1ebfn gi\u00e1n \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng kinh doanh v\u00e0 m\u1ea5t kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n<h3 id=\"Ch\u00e8n_m\u00e3_\u0111\u1ed9c_v\u00e0_ph\u00e1t_t\u00e1n_virus\"><a id=\"post-117261-_bzkzxmyaa7ph\"><\/a><strong>Ch\u00e8n m\u00e3 \u0111\u1ed9c v\u00e0 ph\u00e1t t\u00e1n virus<\/strong><\/h3>\n\n\n\n<p>Khi b\u1ecb hack, website c\u00f3 th\u1ec3 b\u1ecb ch\u00e8n m\u00e3 \u0111\u1ed9c \u0111\u1ec3 ph\u00e1t t\u00e1n virus \u0111\u1ebfn kh\u00e1ch truy c\u1eadp. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 g\u00e2y h\u1ea1i cho ng\u01b0\u1eddi d\u00f9ng m\u00e0 c\u00f2n c\u00f3 th\u1ec3 khi\u1ebfn website b\u1ecb Google c\u1ea3nh b\u00e1o ho\u1eb7c ch\u1eb7n ho\u00e0n to\u00e0n kh\u1ecfi k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm. Ng\u01b0\u1eddi d\u00f9ng khi th\u1ea5y c\u1ea3nh b\u00e1o b\u1ea3o m\u1eadt s\u1ebd ngay l\u1eadp t\u1ee9c r\u1eddi kh\u1ecfi trang, l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng truy c\u1eadp \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-2.png\" alt=\"T\u00e1c h\u1ea1i khi website WordPress b\u1ecb hack\" class=\"wp-image-117425\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-2.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-2-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>T\u00e1c h\u1ea1i khi website WordPress b\u1ecb hack<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"Gi\u1ea3m_uy_t\u00edn_th\u01b0\u01a1ng_hi\u1ec7u\"><a id=\"post-117261-_anxeaz73tesb\"><\/a><strong>Gi\u1ea3m uy t\u00edn th\u01b0\u01a1ng hi\u1ec7u<\/strong><\/h3>\n\n\n\n<p>M\u1ed9t website b\u1ecb hack c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb n\u1ed9i dung l\u1ea1, li\u00ean k\u1ebft \u0111\u1ebfn trang web \u0111\u1ed9c h\u1ea1i ho\u1eb7c b\u1ecb l\u1ee3i d\u1ee5ng \u0111\u1ec3 g\u1eedi email spam. \u0110i\u1ec1u n\u00e0y khi\u1ebfn kh\u00e1ch h\u00e0ng m\u1ea5t ni\u1ec1m tin v\u00e0o th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a b\u1ea1n, \u0111\u1eb7c bi\u1ec7t n\u1ebfu website li\u00ean quan \u0111\u1ebfn th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed ho\u1eb7c cung c\u1ea5p d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn. Vi\u1ec7c kh\u00f4i ph\u1ee5c l\u1ea1i danh ti\u1ebfng sau s\u1ef1 c\u1ed1 b\u1ea3o m\u1eadt c\u00f3 th\u1ec3 m\u1ea5t r\u1ea5t nhi\u1ec1u th\u1eddi gian.<\/p>\n\n\n\n<h3 id=\"Website_b\u1ecb_Google_\u0111\u01b0a_v\u00e0o_danh_s\u00e1ch_\u0111en\"><a id=\"post-117261-_wuobdkyt3ljd\"><\/a><strong>Website b\u1ecb Google \u0111\u01b0a v\u00e0o danh s\u00e1ch \u0111en<\/strong><\/h3>\n\n\n\n<p>N\u1ebfu Google ph\u00e1t hi\u1ec7n website b\u1ecb nhi\u1ec5m m\u00e3 \u0111\u1ed9c ho\u1eb7c ch\u1ee9a n\u1ed9i dung l\u1eeba \u0111\u1ea3o, trang web c\u00f3 th\u1ec3 b\u1ecb x\u00f3a kh\u1ecfi k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm ho\u1eb7c b\u1ecb d\u00e1n nh\u00e3n &#8220;Trang web n\u00e0y c\u00f3 th\u1ec3 b\u1ecb t\u1ea5n c\u00f4ng&#8221;. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0m gi\u1ea3m l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp m\u00e0 c\u00f2n g\u00e2y \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn chi\u1ebfn l\u01b0\u1ee3c SEO, khi\u1ebfn b\u1ea1n m\u1ea5t \u0111i kh\u00e1ch h\u00e0ng ti\u1ec1m n\u0103ng.<\/p>\n\n\n\n<h3 id=\"\u0110\u00e1nh_c\u1eafp_d\u1eef_li\u1ec7u_quan_tr\u1ecdng\"><a id=\"post-117261-_bgd3nou1w1x0\"><\/a><strong>\u0110\u00e1nh c\u1eafp d\u1eef li\u1ec7u quan tr\u1ecdng<\/strong><\/h3>\n\n\n\n<p>Hacker c\u00f3 th\u1ec3 x\u00e2m nh\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111\u00e1nh c\u1eafp th\u00f4ng tin kh\u00e1ch h\u00e0ng, email, d\u1eef li\u1ec7u thanh to\u00e1n v\u00e0 c\u00e1c t\u00e0i li\u1ec7u quan tr\u1ecdng kh\u00e1c. \u0110\u1ed1i v\u1edbi c\u00e1c website c\u00f3 t\u00ednh n\u0103ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, vi\u1ec7c l\u1ed9 th\u00f4ng tin th\u1ebb t\u00edn d\u1ee5ng c\u1ee7a kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nh\u1eefng h\u1eadu qu\u1ea3 ph\u00e1p l\u00fd nghi\u00eam tr\u1ecdng v\u00e0 l\u00e0m m\u1ea5t l\u00f2ng tin c\u1ee7a ng\u01b0\u1eddi mua h\u00e0ng.<\/p>\n\n\n\n<h3 id=\"T\u1ed1n_k\u00e9m_chi_ph\u00ed_v\u00e0_th\u1eddi_gian_\u0111\u1ec3_kh\u1eafc_ph\u1ee5c\"><a id=\"post-117261-_gkak3h7pm5f\"><\/a><strong>T\u1ed1n k\u00e9m chi ph\u00ed v\u00e0 th\u1eddi gian \u0111\u1ec3 kh\u1eafc ph\u1ee5c<\/strong><\/h3>\n\n\n\n<p>Vi\u1ec7c kh\u00f4i ph\u1ee5c website sau khi b\u1ecb hack kh\u00f4ng h\u1ec1 \u0111\u01a1n gi\u1ea3n, \u0111\u1eb7c bi\u1ec7t n\u1ebfu kh\u00f4ng c\u00f3 b\u1ea3n sao l\u01b0u d\u1eef li\u1ec7u. Ch\u1ee7 s\u1edf h\u1eefu c\u00f3 th\u1ec3 ph\u1ea3i thu\u00ea chuy\u00ean gia b\u1ea3o m\u1eadt, m\u1ea5t h\u00e0ng tu\u1ea7n \u0111\u1ec3 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1, qu\u00e9t s\u1ea1ch m\u00e3 \u0111\u1ed9c v\u00e0 t\u0103ng c\u01b0\u1eddng b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng. Ngo\u00e0i ra, n\u1ebfu hacker y\u00eau c\u1ea7u ti\u1ec1n chu\u1ed9c \u0111\u1ec3 tr\u1ea3 l\u1ea1i quy\u1ec1n ki\u1ec3m so\u00e1t website, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ed1i m\u1eb7t v\u1edbi t\u00ecnh tr\u1ea1ng b\u1ecb \u00e9p bu\u1ed9c tr\u1ea3 m\u1ed9t kho\u1ea3n ti\u1ec1n l\u1edbn.<\/p>\n\n\n\n<h2 id=\"11_nguy\u00ean_nh\u00e2n_ph\u1ed5_bi\u1ebfn_khi\u1ebfn_website_WordPress_b\u1ecb_hack\"><a id=\"post-117261-_1aoo8e6qcmfl\"><\/a>11 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn khi\u1ebfn website WordPress b\u1ecb hack<\/h2>\n\n\n\n<h3 id=\"1._Hosting_kh\u00f4ng_an_to\u00e0n\"><a id=\"post-117261-_sl4wmwaf9te7\"><\/a><strong>1. Hosting kh\u00f4ng an to\u00e0n<\/strong><\/h3>\n\n\n\n<p>M\u1ecdi website WordPress \u0111\u1ec1u c\u1ea7n m\u1ed9t m\u00e1y ch\u1ee7 l\u01b0u tr\u1eef (<a href=\"https:\/\/tino.vn\/blog\/hosting-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"53418\" rel=\"noreferrer noopener\">web hosting<\/a>) \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng. Tuy nhi\u00ean, kh\u00f4ng ph\u1ea3i nh\u00e0 cung c\u1ea5p hosting n\u00e0o c\u0169ng \u0111\u1ea3m b\u1ea3o ti\u00eau chu\u1ea9n b\u1ea3o m\u1eadt. M\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 hosting gi\u00e1 r\u1ebb ho\u1eb7c k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng c\u00f3 h\u1ec7 th\u1ed1ng b\u1ea3o m\u1eadt l\u1ecfng l\u1ebbo, khi\u1ebfn to\u00e0n b\u1ed9 website l\u01b0u tr\u1eef tr\u00ean \u0111\u00f3 d\u1ec5 b\u1ecb hacker t\u1ea5n c\u00f4ng.<\/p>\n\n\n\n<p>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ecdn nh\u00e0 cung c\u1ea5p hosting uy t\u00edn, c\u00f3 b\u1ea3o m\u1eadt cao.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng hosting c\u00f3 h\u1ed7 tr\u1ee3 t\u01b0\u1eddng l\u1eeda (WAF) v\u00e0 <a href=\"https:\/\/tino.vn\/blog\/ssl-certificate-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"613\" rel=\"noreferrer noopener\">ch\u1ee9ng ch\u1ec9 SSL<\/a>.<\/li>\n\n\n\n<li>Lu\u00f4n c\u1eadp nh\u1eadt phi\u00ean b\u1ea3n PHP m\u1edbi nh\u1ea5t tr\u00ean hosting.<\/li>\n<\/ul>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung:<\/strong> N\u00ean \u01b0u ti\u00ean hosting c\u00f3 h\u1ed7 tr\u1ee3 t\u01b0\u1eddng l\u1eeda (WAF), qu\u00e9t m\u00e3 \u0111\u1ed9c t\u1ef1 \u0111\u1ed9ng, backup \u0111\u1ecbnh k\u1ef3 v\u00e0 b\u1ea3o v\u1ec7 <a href=\"https:\/\/tino.vn\/blog\/ddos-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"265\" rel=\"noreferrer noopener\">DDoS<\/a>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-4.png\" alt=\"Hosting kh\u00f4ng an to\u00e0n\" class=\"wp-image-117426\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-4.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-4-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Hosting kh\u00f4ng an to\u00e0n<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t nh\u00e0 cung c\u1ea5p hosting \u0111\u1ea3m b\u1ea3o t\u00ednh b\u1ea3o m\u1eadt cao cho website WordPress c\u1ee7a m\u00ecnh, Tino l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn \u0111\u00e1ng c\u00e2n nh\u1eafc. V\u1edbi c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i, h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1edfi t\u01b0\u1eddng l\u1eeda m\u1ea1nh m\u1ebd v\u00e0 quy tr\u00ecnh gi\u00e1m s\u00e1t 24\/7, Tino cam k\u1ebft mang \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef an to\u00e0n v\u00e0 \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<p>Tham kh\u1ea3o t\u1ea1i: <a href=\"https:\/\/tino.vn?php=1596\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/tino.vn\/<\/a><\/p>\n\n\n\n<h3 id=\"2._S\u1eed_d\u1ee5ng_m\u1eadt_kh\u1ea9u_y\u1ebfu\"><a id=\"post-117261-_ac4xs0eit4f0\"><\/a><strong>2. S\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u y\u1ebfu<\/strong><\/h3>\n\n\n\n<p>M\u1eadt kh\u1ea9u y\u1ebfu ho\u1eb7c d\u1ec5 \u0111o\u00e1n khi\u1ebfn hacker c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng brute-force \u0111\u1ec3 th\u1eed h\u00e0ng ngh\u00ecn t\u1ed5 h\u1ee3p m\u1eadt kh\u1ea9u v\u00e0 x\u00e2m nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n. Nh\u1eefng t\u00e0i kho\u1ea3n c\u1ea7n b\u1ea3o m\u1eadt cao bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb WordPress<\/li>\n\n\n\n<li>T\u00e0i kho\u1ea3n hosting<\/li>\n\n\n\n<li>T\u00e0i kho\u1ea3n FTP<\/li>\n\n\n\n<li>T\u00e0i kho\u1ea3n c\u01a1 s\u1edf d\u1eef li\u1ec7u (MySQL)<\/li>\n\n\n\n<li>Email qu\u1ea3n tr\u1ecb<\/li>\n<\/ul>\n\n\n\n<p>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u m\u1ea1nh v\u1edbi \u00edt nh\u1ea5t 12 k\u00fd t\u1ef1, bao g\u1ed3m ch\u1eef hoa, ch\u1eef th\u01b0\u1eddng, s\u1ed1 v\u00e0 k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t.<\/li>\n\n\n\n<li>Kh\u00f4ng s\u1eed d\u1ee5ng chung m\u1ed9t m\u1eadt kh\u1ea9u cho nhi\u1ec1u t\u00e0i kho\u1ea3n.<\/li>\n\n\n\n<li>B\u1eadt x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA) cho WordPress v\u00e0 email.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng tr\u00ecnh qu\u1ea3n l\u00fd m\u1eadt kh\u1ea9u nh\u01b0 LastPass, Bitwarden ho\u1eb7c 1Password \u0111\u1ec3 l\u01b0u tr\u1eef m\u1eadt kh\u1ea9u an to\u00e0n.<\/li>\n<\/ul>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung:<\/strong> K\u1ebft h\u1ee3p v\u1edbi <a href=\"https:\/\/tino.vn\/blog\/kich-hoat-bao-mat-2-lop-cho-website-wordpress\/\" target=\"_blank\" data-type=\"post\" data-id=\"114948\" rel=\"noreferrer noopener\">Two-Factor Authentication (2FA) <\/a>\u0111\u1ec3 b\u1ea3o v\u1ec7 t\u1ed1t h\u01a1n.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-5.png\" alt=\"S\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u y\u1ebfu\" class=\"wp-image-117427\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-5.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-5-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>S\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u y\u1ebfu<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"3._Kh\u00f4ng_b\u1ea3o_v\u1ec7_trang_qu\u1ea3n_tr\u1ecb_WordPress_(wp-admin)\"><a id=\"post-117261-_q35eqn55twcg\"><\/a><strong>3. Kh\u00f4ng b\u1ea3o v\u1ec7 trang qu\u1ea3n tr\u1ecb WordPress (wp-admin)<\/strong><\/h3>\n\n\n\n<p>Khu v\u1ef1c wp-admin l\u00e0 n\u01a1i quan tr\u1ecdng nh\u1ea5t tr\u00ean WordPress, v\u00ec \u0111\u00e2y l\u00e0 n\u01a1i qu\u1ea3n l\u00fd to\u00e0n b\u1ed9 website. N\u1ebfu kh\u00f4ng c\u00f3 bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7, hacker c\u00f3 th\u1ec3 th\u1eed \u0111\u0103ng nh\u1eadp ho\u1eb7c khai th\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt \u0111\u1ec3 chi\u1ebfm quy\u1ec1n ki\u1ec3m so\u00e1t.<\/p>\n\n\n\n<p><strong>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed5i \u0111\u01b0\u1eddng d\u1eabn m\u1eb7c \u0111\u1ecbnh wp-admin sang m\u1ed9t URL kh\u00e1c.<\/li>\n\n\n\n<li>Gi\u1edbi h\u1ea1n s\u1ed1 l\u1ea7n \u0111\u0103ng nh\u1eadp th\u1ea5t b\u1ea1i b\u1eb1ng plugin nh\u01b0 Limit Login Attempts Reloaded.<\/li>\n\n\n\n<li>\u0110\u1eb7t m\u1eadt kh\u1ea9u b\u1ea3o v\u1ec7 th\u01b0 m\u1ee5c wp-admin tr\u00ean hosting.<\/li>\n\n\n\n<li>K\u00edch ho\u1ea1t x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA).<\/li>\n<\/ul>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung: <\/strong>Ch\u1ec9 cho ph\u00e9p \u0111\u0103ng nh\u1eadp t\u1eeb c\u00e1c \u0111\u1ecba ch\u1ec9 IP \u0111\u00e1ng tin c\u1eady b\u1eb1ng c\u00e1ch ch\u1ec9nh s\u1eeda file .htaccess.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-6.png\" alt=\"Kh\u00f4ng b\u1ea3o v\u1ec7 trang qu\u1ea3n tr\u1ecb WordPress (wp-admin)\" class=\"wp-image-117428\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-6.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-6-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Kh\u00f4ng b\u1ea3o v\u1ec7 trang qu\u1ea3n tr\u1ecb WordPress (wp-admin)<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"4._C\u1ea5u_h\u00ecnh_sai_quy\u1ec1n_truy_c\u1eadp_t\u1ec7p_tin_(File_Permissions)\"><a id=\"post-117261-_xor2z7r8x7hh\"><\/a><strong>4. C\u1ea5u h\u00ecnh sai quy\u1ec1n truy c\u1eadp t\u1ec7p tin (File Permissions)<\/strong><\/h3>\n\n\n\n<p>C\u00e1c t\u1ec7p tin tr\u00ean WordPress c\u00f3 quy\u1ec1n truy c\u1eadp (file permissions) quy \u0111\u1ecbnh ai c\u00f3 th\u1ec3 \u0111\u1ecdc, ghi v\u00e0 th\u1ef1c thi ch\u00fang. N\u1ebfu c\u00e0i \u0111\u1eb7t quy\u1ec1n kh\u00f4ng ch\u00ednh x\u00e1c, hacker c\u00f3 th\u1ec3 l\u1ee3i d\u1ee5ng \u0111\u1ec3 s\u1eeda \u0111\u1ed5i ho\u1eb7c ch\u00e8n m\u00e3 \u0111\u1ed9c v\u00e0o file.<\/p>\n\n\n\n<p><strong>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/strong><\/p>\n\n\n\n<p>Thi\u1ebft l\u1eadp quy\u1ec1n t\u1ec7p tin chu\u1ea9n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Th\u01b0 m\u1ee5c: 755<\/li>\n\n\n\n<li>T\u1eadp tin: 644<\/li>\n\n\n\n<li>wp-config.php: 600 ho\u1eb7c 640<\/li>\n<\/ul>\n\n\n\n<p>Tr\u00e1nh c\u1ea5p quy\u1ec1n 777 cho b\u1ea5t k\u1ef3 t\u1ec7p n\u00e0o, v\u00ec \u0111i\u1ec1u n\u00e0y cho ph\u00e9p b\u1ea5t k\u1ef3 ai c\u0169ng c\u00f3 th\u1ec3 ch\u1ec9nh s\u1eeda t\u1ec7p \u0111\u00f3.<\/p>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung: <\/strong>S\u1eed d\u1ee5ng l\u1ec7nh chmod tr\u00ean SSH \u0111\u1ec3 thi\u1ebft l\u1eadp quy\u1ec1n t\u1ec7p tin \u0111\u00fang chu\u1ea9n.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-7.png\" alt=\"C\u1ea5u h\u00ecnh sai quy\u1ec1n truy c\u1eadp t\u1ec7p tin (File Permissions)\" class=\"wp-image-117429\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-7.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-7-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>C\u1ea5u h\u00ecnh sai quy\u1ec1n truy c\u1eadp t\u1ec7p tin (File Permissions)<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"5._Kh\u00f4ng_c\u1eadp_nh\u1eadt_WordPress_th\u01b0\u1eddng_xuy\u00ean\"><a id=\"post-117261-_wr84xut9xc1b\"><\/a><strong>5. Kh\u00f4ng c\u1eadp nh\u1eadt WordPress th\u01b0\u1eddng xuy\u00ean<\/strong><\/h3>\n\n\n\n<p>M\u1ed7i phi\u00ean b\u1ea3n WordPress m\u1edbi \u0111\u1ec1u c\u00f3 c\u00e1c b\u1ea3n v\u00e1 b\u1ea3o m\u1eadt quan tr\u1ecdng. N\u1ebfu b\u1ea1n kh\u00f4ng c\u1eadp nh\u1eadt k\u1ecbp th\u1eddi, website s\u1ebd d\u1ec5 b\u1ecb t\u1ea5n c\u00f4ng do hacker c\u00f3 th\u1ec3 khai th\u00e1c c\u00e1c l\u1ed7 h\u1ed5ng \u0111\u00e3 bi\u1ebft t\u1eeb phi\u00ean b\u1ea3n c\u0169.<\/p>\n\n\n\n<p><strong>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u1eadt t\u1ef1 \u0111\u1ed9ng c\u1eadp nh\u1eadt WordPress n\u1ebfu c\u00f3 th\u1ec3.<\/li>\n\n\n\n<li>Ki\u1ec3m tra b\u1ea3n c\u1eadp nh\u1eadt \u0111\u1ecbnh k\u1ef3 (\u00edt nh\u1ea5t 1 l\u1ea7n\/tu\u1ea7n).<\/li>\n\n\n\n<li>Sao l\u01b0u website tr\u01b0\u1edbc khi c\u1eadp nh\u1eadt \u0111\u1ec3 tr\u00e1nh l\u1ed7i kh\u00f4ng mong mu\u1ed1n.<\/li>\n<\/ul>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung: <\/strong>S\u1eed d\u1ee5ng plugin nh\u01b0 WP Rollback \u0111\u1ec3 d\u1ec5 d\u00e0ng quay l\u1ea1i phi\u00ean b\u1ea3n tr\u01b0\u1edbc n\u1ebfu b\u1ea3n c\u1eadp nh\u1eadt g\u00e2y l\u1ed7i.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-8.png\" alt=\"Kh\u00f4ng c\u1eadp nh\u1eadt WordPress th\u01b0\u1eddng xuy\u00ean\" class=\"wp-image-117430\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-8.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-8-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Kh\u00f4ng c\u1eadp nh\u1eadt WordPress th\u01b0\u1eddng xuy\u00ean<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"6._Kh\u00f4ng_c\u1eadp_nh\u1eadt_plugin_v\u00e0_theme\"><a id=\"post-117261-_806kvf6qimlj\"><\/a><strong>6. Kh\u00f4ng c\u1eadp nh\u1eadt plugin v\u00e0 theme<\/strong><\/h3>\n\n\n\n<p>Plugin v\u00e0 theme c\u0169 th\u01b0\u1eddng c\u00f3 l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt m\u00e0 hacker c\u00f3 th\u1ec3 khai th\u00e1c. N\u1ebfu b\u1ea1n kh\u00f4ng c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean, website s\u1ebd tr\u1edf th\u00e0nh m\u1ee5c ti\u00eau d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n<p><strong>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u1eadp nh\u1eadt t\u1ea5t c\u1ea3 plugin v\u00e0 theme ngay khi c\u00f3 b\u1ea3n m\u1edbi.<\/li>\n\n\n\n<li>Ch\u1ec9 c\u00e0i \u0111\u1eb7t plugin t\u1eeb ngu\u1ed3n ch\u00ednh th\u1ed1ng nh\u01b0 WordPress.org, CodeCanyon, ThemeForest.<\/li>\n\n\n\n<li>X\u00f3a c\u00e1c plugin ho\u1eb7c theme kh\u00f4ng s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3m r\u1ee7i ro b\u1ea3o m\u1eadt.<\/li>\n<\/ul>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung: <\/strong>D\u00f9ng <a href=\"https:\/\/www.wordfence.com\/\" data-type=\"link\" data-id=\"https:\/\/www.wordfence.com\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Wordfence Security<\/a> \u0111\u1ec3 qu\u00e9t v\u00e0 ph\u00e1t hi\u1ec7n plugin ho\u1eb7c theme c\u00f3 nguy c\u01a1 b\u1ea3o m\u1eadt. Tham kh\u1ea3o b\u00e0i vi\u1ebft: <a href=\"https:\/\/tino.vn\/blog\/wordfence-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"117199\" rel=\"noreferrer noopener\">Wordfence l\u00e0 g\u00ec?<\/a><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-9.png\" alt=\"Kh\u00f4ng c\u1eadp nh\u1eadt plugin v\u00e0 theme\" class=\"wp-image-117431\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-9.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-9-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Kh\u00f4ng c\u1eadp nh\u1eadt plugin v\u00e0 theme<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"7._D\u00f9ng_giao_th\u1ee9c_FTP_thay_v\u00ec_SFTP\/SSH\"><a id=\"post-117261-_9899mk5jir8a\"><\/a><strong>7. D\u00f9ng giao th\u1ee9c FTP thay v\u00ec SFTP\/SSH<\/strong><\/h3>\n\n\n\n<p>Khi s\u1eed d\u1ee5ng FTP th\u00f4ng th\u01b0\u1eddng, th\u00f4ng tin \u0111\u0103ng nh\u1eadp c\u1ee7a b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi d\u01b0\u1edbi d\u1ea1ng v\u0103n b\u1ea3n thu\u1ea7n t\u00fay (plaintext). Hacker c\u00f3 th\u1ec3 ch\u1eb7n v\u00e0 \u0111\u00e1nh c\u1eafp th\u00f4ng tin n\u00e0y th\u00f4ng qua c\u00e1c c\u00f4ng c\u1ee5 t\u1ea5n c\u00f4ng m\u1ea1ng.<\/p>\n\n\n\n<p><strong>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lu\u00f4n s\u1eed d\u1ee5ng SFTP ho\u1eb7c SSH thay v\u00ec FTP.<\/li>\n\n\n\n<li>C\u1ea5u h\u00ecnh l\u1ea1i ph\u1ea7n m\u1ec1m FTP (FileZilla, Cyberduck) \u0111\u1ec3 s\u1eed d\u1ee5ng SFTP \u2013 SSH thay v\u00ec FTP.<\/li>\n<\/ul>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung: <\/strong>Y\u00eau c\u1ea7u nh\u00e0 cung c\u1ea5p hosting h\u1ed7 tr\u1ee3 FTPS (FTP Secure) \u0111\u1ec3 b\u1ea3o v\u1ec7 k\u1ebft n\u1ed1i.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-10.png\" alt=\"D\u00f9ng giao th\u1ee9c FTP thay v\u00ec SFTP\/SSH\" class=\"wp-image-117432\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-10.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-10-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>D\u00f9ng giao th\u1ee9c FTP thay v\u00ec SFTP\/SSH<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"8._S\u1eed_d\u1ee5ng_&#8220;admin&#8221;_l\u00e0m_t\u00ean_\u0111\u0103ng_nh\u1eadp\"><a id=\"post-117261-_jf95nk6ul4op\"><\/a><strong>8. S\u1eed d\u1ee5ng &#8220;admin&#8221; l\u00e0m t\u00ean \u0111\u0103ng nh\u1eadp<\/strong><\/h3>\n\n\n\n<p>T\u00ean ng\u01b0\u1eddi d\u00f9ng m\u1eb7c \u0111\u1ecbnh &#8220;admin&#8221; r\u1ea5t d\u1ec5 b\u1ecb \u0111o\u00e1n, khi\u1ebfn hacker d\u1ec5 d\u00e0ng t\u1ea5n c\u00f4ng Brute Force.<\/p>\n\n\n\n<p>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u1ea1o m\u1ed9t t\u00ean \u0111\u0103ng nh\u1eadp duy nh\u1ea5t v\u00e0 ph\u1ee9c t\u1ea1p h\u01a1n thay v\u00ec s\u1eed d\u1ee5ng &#8220;admin&#8221;.<\/li>\n\n\n\n<li>Thay \u0111\u1ed5i t\u00ean \u0111\u0103ng nh\u1eadp th\u00f4ng qua b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n WordPress ho\u1eb7c s\u1eed d\u1ee5ng plugin nh\u01b0 Username Changer .<\/li>\n<\/ul>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung: <\/strong>S\u1eed d\u1ee5ng plugin iThemes Security \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng ch\u1eb7n \u0111\u0103ng nh\u1eadp b\u1eb1ng t\u00ean &#8220;admin&#8221;.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-11.png\" alt=\"S\u1eed d\u1ee5ng &quot;admin&quot; l\u00e0m t\u00ean \u0111\u0103ng nh\u1eadp\" class=\"wp-image-117433\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-11.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-11-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>S\u1eed d\u1ee5ng &#8220;admin&#8221; l\u00e0m t\u00ean \u0111\u0103ng nh\u1eadp<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"9._S\u1eed_d\u1ee5ng_Theme_v\u00e0_Plugin_l\u1eadu_(Nulled)\"><a id=\"post-117261-_d12rs8adeicv\"><\/a><strong>9. S\u1eed d\u1ee5ng Theme v\u00e0 Plugin l\u1eadu (Nulled)<\/strong><\/h3>\n\n\n\n<p>C\u00e1c theme v\u00e0 plugin tr\u1ea3 ph\u00ed khi \u0111\u01b0\u1ee3c chia s\u1ebb mi\u1ec5n ph\u00ed tr\u00ean m\u1ea1ng (nulled) th\u01b0\u1eddng ch\u1ee9a m\u00e3 \u0111\u1ed9c ho\u1eb7c c\u1eeda h\u1eadu (backdoor), gi\u00fap hacker d\u1ec5 d\u00e0ng x\u00e2m nh\u1eadp v\u00e0o website.<\/p>\n\n\n\n<p>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ec9 t\u1ea3i theme v\u00e0 plugin t\u1eeb c\u00e1c ngu\u1ed3n \u0111\u00e1ng tin c\u1eady, ch\u1eb3ng h\u1ea1n nh\u01b0 kho plugin ch\u00ednh th\u1ee9c c\u1ee7a WordPress ho\u1eb7c trang web c\u1ee7a nh\u00e0 ph\u00e1t tri\u1ec3n.<\/li>\n\n\n\n<li>N\u1ebfu kh\u00f4ng \u0111\u1ee7 kh\u1ea3 n\u0103ng mua premium plugin ho\u1eb7c theme, h\u00e3y t\u00ecm ki\u1ebfm c\u00e1c gi\u1ea3i ph\u00e1p mi\u1ec5n ph\u00ed thay th\u1ebf.<\/li>\n<\/ul>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung: <\/strong>D\u00f9ng VirusTotal \u0111\u1ec3 qu\u00e9t file tr\u01b0\u1edbc khi c\u00e0i \u0111\u1eb7t.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-12.png\" alt=\"S\u1eed d\u1ee5ng Theme v\u00e0 Plugin l\u1eadu (Nulled)\" class=\"wp-image-117434\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-12.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-12-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>S\u1eed d\u1ee5ng Theme v\u00e0 Plugin l\u1eadu (Nulled)<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"10._Kh\u00f4ng_b\u1ea3o_v\u1ec7_file_wp-config.php\"><a id=\"post-117261-_ff7hauwsjccs\"><\/a><strong>10. Kh\u00f4ng b\u1ea3o v\u1ec7 file wp-config.php<\/strong><\/h3>\n\n\n\n<p>File wp-config.php ch\u1ee9a th\u00f4ng tin quan tr\u1ecdng nh\u01b0 th\u00f4ng tin \u0111\u0103ng nh\u1eadp database. N\u1ebfu file n\u00e0y b\u1ecb hacker truy c\u1eadp, to\u00e0n b\u1ed9 website s\u1ebd g\u1eb7p nguy hi\u1ec3m.<\/p>\n\n\n\n<p>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/p>\n\n\n\n<p>B\u1ea3o v\u1ec7 file wp-config.php b\u1eb1ng c\u00e1ch th\u00eam quy t\u1eafc v\u00e0o file .htaccess \u0111\u1ec3 t\u1eeb ch\u1ed1i truy c\u1eadp t\u1eeb b\u00ean ngo\u00e0i. V\u00ed d\u1ee5:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;files wp-config.php>\n\norder allow,deny\n\ndeny from all\n\n&lt;\/files><\/code><\/pre>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung:<\/strong> Di chuy\u1ec3n wp-config.php ra ngo\u00e0i th\u01b0 m\u1ee5c public_html \u0111\u1ec3 t\u0103ng b\u1ea3o m\u1eadt.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-13.png\" alt=\"Kh\u00f4ng b\u1ea3o v\u1ec7 file wp-config.php\" class=\"wp-image-117435\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-13.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-13-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Kh\u00f4ng b\u1ea3o v\u1ec7 file wp-config.php<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"11._Kh\u00f4ng_thay_\u0111\u1ed5i_ti\u1ec1n_t\u1ed1_(prefix)_b\u1ea3ng_c\u01a1_s\u1edf_d\u1eef_li\u1ec7u\"><a id=\"post-117261-_n1mvp9k5orxj\"><\/a><strong>11. Kh\u00f4ng thay \u0111\u1ed5i ti\u1ec1n t\u1ed1 (prefix) b\u1ea3ng c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/strong><\/h3>\n\n\n\n<p>WordPress m\u1eb7c \u0111\u1ecbnh s\u1eed d\u1ee5ng wp_ l\u00e0m ti\u1ec1n t\u1ed1 cho b\u1ea3ng d\u1eef li\u1ec7u. Hacker th\u01b0\u1eddng l\u1ee3i d\u1ee5ng \u0111i\u1ec1u n\u00e0y \u0111\u1ec3 th\u1ef1c hi\u1ec7n t\u1ea5n c\u00f4ng SQL Injection.<\/p>\n\n\n\n<p><strong>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/strong><\/p>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t WordPress, h\u00e3y thay \u0111\u1ed5i ti\u1ec1n t\u1ed1 b\u1ea3ng th\u00e0nh m\u1ed9t gi\u00e1 tr\u1ecb ph\u1ee9c t\u1ea1p h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 wp_custom_ .<\/p>\n\n\n\n<p><strong>G\u1ee3i \u00fd b\u1ed5 sung: <\/strong>N\u1ebfu \u0111\u00e3 c\u00e0i \u0111\u1eb7t xong, b\u1ea1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i ti\u1ec1n t\u1ed1 b\u1ea3ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng plugin nh\u01b0 WP Database Reset ho\u1eb7c th\u1ef1c hi\u1ec7n th\u1ee7 c\u00f4ng theo h\u01b0\u1edbng d\u1eabn chi ti\u1ebft.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-14.png\" alt=\"Kh\u00f4ng thay \u0111\u1ed5i ti\u1ec1n t\u1ed1 (prefix) b\u1ea3ng c\u01a1 s\u1edf d\u1eef li\u1ec7u\" class=\"wp-image-117436\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-14.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/07\/nguyen-nhan-pho-bien-khien-website-wordpress-bi-hack-14-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Kh\u00f4ng thay \u0111\u1ed5i ti\u1ec1n t\u1ed1 (prefix) b\u1ea3ng c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"K\u1ebft_lu\u1eadn\"><a id=\"post-117261-_t0tbhq1aanlc\"><\/a><strong>K\u1ebft lu\u1eadn<\/strong><\/h3>\n\n\n\n<p>Vi\u1ec7c b\u1ea3o m\u1eadt website WordPress kh\u00f4ng h\u1ec1 kh\u00f3 n\u1ebfu b\u1ea1n n\u1eafm r\u00f5 nh\u1eefng nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn khi\u1ebfn website b\u1ecb hack v\u00e0 \u00e1p d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng tr\u00e1nh ph\u00f9 h\u1ee3p. N\u1ebfu b\u1ea1n c\u1ea7n h\u1ed7 tr\u1ee3 chuy\u00ean s\u00e2u h\u01a1n, \u0111\u1eebng ng\u1ea7n ng\u1ea1i li\u00ean h\u1ec7 v\u1edbi chuy\u00ean gia b\u1ea3o m\u1eadt \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho website c\u1ee7a m\u00ecnh!<\/p>\n\n\n\n<h2 id=\"Nh\u1eefng_c\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\"><a id=\"post-117261-_fupui5fhmxa6\"><\/a>Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"T\u1ea1i_sao_vi\u1ec7c_s\u1eed_d\u1ee5ng_hosting_k\u00e9m_b\u1ea3o_m\u1eadt_l\u1ea1i_l\u00e0m_t\u0103ng_nguy_c\u01a1_b\u1ecb_hack?\">T\u1ea1i sao vi\u1ec7c s\u1eed d\u1ee5ng hosting k\u00e9m b\u1ea3o m\u1eadt l\u1ea1i l\u00e0m t\u0103ng nguy c\u01a1 b\u1ecb hack?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>M\u1ed9t s\u1ed1 nh\u00e0 cung c\u1ea5p hosting gi\u00e1 r\u1ebb kh\u00f4ng c\u00f3 c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt m\u1ea1nh, khi\u1ebfn hacker c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u1ea5n c\u00f4ng h\u00e0ng lo\u1ea1t website tr\u00ean c\u00f9ng m\u1ed9t m\u00e1y ch\u1ee7. N\u1ebfu m\u1ed9t trang web tr\u00ean server b\u1ecb hack, c\u00e1c website kh\u00e1c c\u00f9ng h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng theo.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"T\u1ea1i_sao_t\u00f4i_c\u1ea7n_c\u1eadp_nh\u1eadt_WordPress,_plugin_v\u00e0_theme_th\u01b0\u1eddng_xuy\u00ean?\">T\u1ea1i sao t\u00f4i c\u1ea7n c\u1eadp nh\u1eadt WordPress, plugin v\u00e0 theme th\u01b0\u1eddng xuy\u00ean?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>C\u00e1c b\u1ea3n c\u1eadp nh\u1eadt th\u01b0\u1eddng bao g\u1ed3m c\u00e1c b\u1ea3n v\u00e1 b\u1ea3o m\u1eadt gi\u00fap kh\u1eafc ph\u1ee5c l\u1ed7 h\u1ed5ng \u0111\u00e3 b\u1ecb ph\u00e1t hi\u1ec7n. N\u1ebfu kh\u00f4ng c\u1eadp nh\u1eadt, hacker c\u00f3 th\u1ec3 khai th\u00e1c c\u00e1c l\u1ed7 h\u1ed5ng n\u00e0y \u0111\u1ec3 t\u1ea5n c\u00f4ng website.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"Sao_l\u01b0u_d\u1eef_li\u1ec7u_c\u00f3_quan_tr\u1ecdng_kh\u00f4ng?\">Sao l\u01b0u d\u1eef li\u1ec7u c\u00f3 quan tr\u1ecdng kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>C\u00f3, sao l\u01b0u d\u1eef li\u1ec7u l\u00e0 m\u1ed9t b\u01b0\u1edbc kh\u00f4ng th\u1ec3 thi\u1ebfu trong chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o m\u1eadt. N\u1ebfu website b\u1ecb hack ho\u1eb7c g\u1eb7p s\u1ef1 c\u1ed1, b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i phi\u00ean b\u1ea3n tr\u01b0\u1edbc \u0111\u00f3 t\u1eeb b\u1ea3n sao l\u01b0u. H\u00e3y s\u1eed d\u1ee5ng c\u00e1c plugin sao l\u01b0u t\u1ef1 \u0111\u1ed9ng nh\u01b0 UpdraftPlus , BackupBuddy ho\u1eb7c Jetpack Backup \u0111\u1ec3 t\u1ea1o b\u1ea3n sao l\u01b0u \u0111\u1ecbnh k\u1ef3 v\u00e0 l\u01b0u tr\u1eef ch\u00fang \u1edf v\u1ecb tr\u00ed an to\u00e0n (v\u00ed d\u1ee5: \u0111\u00e1m m\u00e2y ho\u1eb7c \u1ed5 c\u1ee9ng ngo\u00e0i).<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"T\u1ea1i_sao_c\u1ea7n_b\u1ea3o_v\u1ec7_file_wp-config.php?\">T\u1ea1i sao c\u1ea7n b\u1ea3o v\u1ec7 file wp-config.php?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>File wp-config.php r\u1ea5t quan tr\u1ecdng v\u00ec n\u00f3 ch\u1ee9a th\u00f4ng tin \u0111\u0103ng nh\u1eadp c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ee7a website. N\u1ebfu b\u1ecb x\u00e2m ph\u1ea1m, hacker c\u00f3 th\u1ec3 gi\u00e0nh quy\u1ec1n ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n website.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"T\u1ea1i sao vi\u1ec7c s\u1eed d\u1ee5ng hosting k\u00e9m b\u1ea3o m\u1eadt l\u1ea1i l\u00e0m t\u0103ng nguy c\u01a1 b\u1ecb hack?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>M\u1ed9t s\u1ed1 nh\u00e0 cung c\u1ea5p hosting gi\u00e1 r\u1ebb kh\u00f4ng c\u00f3 c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt m\u1ea1nh, khi\u1ebfn hacker c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u1ea5n c\u00f4ng h\u00e0ng lo\u1ea1t website tr\u00ean c\u00f9ng m\u1ed9t m\u00e1y ch\u1ee7. N\u1ebfu m\u1ed9t trang web tr\u00ean server b\u1ecb hack, c\u00e1c website kh\u00e1c c\u00f9ng h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng theo.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"T\u1ea1i sao t\u00f4i c\u1ea7n c\u1eadp nh\u1eadt WordPress, plugin v\u00e0 theme th\u01b0\u1eddng xuy\u00ean?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>C\u00e1c b\u1ea3n c\u1eadp nh\u1eadt th\u01b0\u1eddng bao g\u1ed3m c\u00e1c b\u1ea3n v\u00e1 b\u1ea3o m\u1eadt gi\u00fap kh\u1eafc ph\u1ee5c l\u1ed7 h\u1ed5ng \u0111\u00e3 b\u1ecb ph\u00e1t hi\u1ec7n. 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Vi\u1ec7c website b\u1ecb t\u1ea5n c\u00f4ng kh\u00f4ng ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn d\u1eef li\u1ec7u m\u00e0 c\u00f2n c\u00f3 th\u1ec3 g\u00e2y m\u1ea5t uy t\u00edn, gi\u1ea3m th\u1ee9 h\u1ea1ng SEO v\u00e0 thi\u1ec7t [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":117440,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7381],"tags":[7386],"class_list":["post-117261","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bao-mat-wordpress","tag-bao-mat-wordpress"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/117261","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/comments?post=117261"}],"version-history":[{"count":4,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/117261\/revisions"}],"predecessor-version":[{"id":117441,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/117261\/revisions\/117441"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/117440"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=117261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/categories?post=117261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=117261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}