{"id":109014,"date":"2025-06-06T10:19:45","date_gmt":"2025-06-06T03:19:45","guid":{"rendered":"https:\/\/tino.vn\/blog\/?p=109014"},"modified":"2026-01-02T18:44:26","modified_gmt":"2026-01-02T11:44:26","slug":"van-de-bao-mat-thuong-gap-voi-wordpress","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/van-de-bao-mat-thuong-gap-voi-wordpress\/","title":{"rendered":"15+ v\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt th\u01b0\u1eddng g\u1eb7p v\u1edbi WordPress v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c (C\u1eadp nh\u1eadt 2026)"},"content":{"rendered":"\n<p><strong>V\u1edbi s\u1ef1 gia t\u0103ng ng\u01b0\u1eddi d\u00f9ng theo th\u1eddi gian, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 b\u1ea3o m\u1eadt <a href=\"https:\/\/tino.vn\/blog\/wordpress-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"15589\" rel=\"noreferrer noopener\">WordPress <\/a>c\u0169ng ng\u00e0y c\u00e0ng tr\u1edf n\u00ean nghi\u00eam tr\u1ecdng. Nh\u1eefng l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c m\u1ea5t m\u00e1t d\u1eef li\u1ec7u, t\u1ea5n c\u00f4ng t\u1eeb b\u00ean ngo\u00e0i v\u00e0 \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn uy t\u00edn c\u1ee7a website. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd t\u1ed5ng h\u1ee3p c\u00e1c v\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt th\u01b0\u1eddng g\u1eb7p v\u1edbi WordPress v\u00e0 \u0111\u01b0a ra nh\u1eefng c\u00e1ch x\u1eed l\u00fd hi\u1ec7u qu\u1ea3, gi\u00fap b\u1ea1n b\u1ea3o v\u1ec7 website c\u1ee7a m\u00ecnh m\u1ed9t c\u00e1ch t\u1ed1t nh\u1ea5t.<\/strong><\/p>\n\n\n\n<h2 id=\"B\u1ea3o_m\u1eadt_quan_tr\u1ecdng_nh\u01b0_th\u1ebf_n\u00e0o_\u0111\u1ed1i_v\u1edbi_website_WordPress?\"><a id=\"post-109014-_to0kslnwqng0\"><\/a>B\u1ea3o m\u1eadt quan tr\u1ecdng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ed1i v\u1edbi website WordPress?<\/h2>\n\n\n\n<p>B\u1ea3o m\u1eadt \u0111\u00f3ng vai tr\u00f2 c\u1ef1c k\u1ef3 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi website WordPress, b\u1edfi v\u00ec n\u00f3 kh\u00f4ng ch\u1ec9 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn uy t\u00edn v\u00e0 ho\u1ea1t \u0111\u1ed9ng kinh doanh c\u1ee7a b\u1ea1n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng l\u00fd do gi\u1ea3i th\u00edch t\u1ea1i sao b\u1ea3o m\u1eadt l\u00e0 y\u1ebfu t\u1ed1 kh\u00f4ng th\u1ec3 b\u1ecf qua:<\/p>\n\n\n\n<h3 id=\"B\u1ea3o_v\u1ec7_th\u00f4ng_tin_ng\u01b0\u1eddi_d\u00f9ng\"><a id=\"post-109014-_nhhrf7qnel14\"><\/a><strong>B\u1ea3o v\u1ec7 th\u00f4ng tin ng\u01b0\u1eddi d\u00f9ng<\/strong><\/h3>\n\n\n\n<p>Website WordPress th\u01b0\u1eddng ch\u1ee9a th\u00f4ng tin c\u00e1 nh\u00e2n c\u1ee7a kh\u00e1ch h\u00e0ng, nh\u01b0 t\u00ean, email, s\u1ed1 \u0111i\u1ec7n tho\u1ea1i v\u00e0 th\u1eadm ch\u00ed th\u00f4ng tin thanh to\u00e1n. N\u1ebfu b\u1ea3o m\u1eadt kh\u00f4ng t\u1ed1t, nh\u1eefng th\u00f4ng tin n\u00e0y c\u00f3 th\u1ec3 b\u1ecb tin t\u1eb7c \u0111\u00e1nh c\u1eafp v\u00e0 s\u1eed d\u1ee5ng cho m\u1ee5c \u0111\u00edch x\u1ea5u, g\u00e2y \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng v\u00e0 uy t\u00edn c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<h3 id=\"\u0110\u1ea3m_b\u1ea3o_ho\u1ea1t_\u0111\u1ed9ng_\u1ed5n_\u0111\u1ecbnh_c\u1ee7a_website\"><a id=\"post-109014-_v8llqj28tbu2\"><\/a><strong>\u0110\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh c\u1ee7a website<\/strong><\/h3>\n\n\n\n<p>Website b\u1ecb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 b\u1ecb ng\u1eebng ho\u1ea1t \u0111\u1ed9ng, khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 g\u00e2y m\u1ea5t kh\u00e1ch h\u00e0ng m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng x\u1ea5u \u0111\u1ebfn th\u1ee9 h\u1ea1ng<a href=\"https:\/\/tino.vn\/blog\/seo-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"16068\" rel=\"noreferrer noopener\"> SEO<\/a> v\u00e0 doanh thu c\u1ee7a b\u1ea1n.<\/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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-1.png\" alt=\"B\u1ea3o m\u1eadt quan tr\u1ecdng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ed1i v\u1edbi website WordPress?\" class=\"wp-image-109032\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-1.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-1-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>B\u1ea3o m\u1eadt quan tr\u1ecdng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ed1i v\u1edbi website WordPress?<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"Ng\u0103n_ch\u1eb7n_ph\u1ea7n_m\u1ec1m_\u0111\u1ed9c_h\u1ea1i\"><a id=\"post-109014-_c044d769lvy6\"><\/a><strong>Ng\u0103n ch\u1eb7n ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i<\/strong><\/h3>\n\n\n\n<p>Tin t\u1eb7c th\u01b0\u1eddng c\u00e0i <a href=\"https:\/\/tino.vn\/blog\/docs\/xu-ly-ma-doc-website-wordpress-tren-cpanel\/\" target=\"_blank\" data-type=\"ht_kb\" data-id=\"102057\" rel=\"noreferrer noopener\">ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i (malware)<\/a> v\u00e0o website WordPress \u0111\u1ec3 chi\u1ebfm quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c th\u1ef1c hi\u1ec7n c\u00e1c h\u00e0nh vi gian l\u1eadn. M\u1ed9t website b\u1ecb nhi\u1ec5m m\u00e3 \u0111\u1ed9c c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho c\u1ea3 ng\u01b0\u1eddi truy c\u1eadp v\u00e0 h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<h3 id=\"B\u1ea3o_v\u1ec7_th\u01b0\u01a1ng_hi\u1ec7u_v\u00e0_uy_t\u00edn\"><a id=\"post-109014-_s4c6hqvrf76m\"><\/a><strong>B\u1ea3o v\u1ec7 th\u01b0\u01a1ng hi\u1ec7u v\u00e0 uy t\u00edn<\/strong><\/h3>\n\n\n\n<p>N\u1ebfu website c\u1ee7a b\u1ea1n b\u1ecb t\u1ea5n c\u00f4ng, kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 m\u1ea5t ni\u1ec1m tin v\u00e0o th\u01b0\u01a1ng hi\u1ec7u. Vi\u1ec7c kh\u1eafc ph\u1ee5c h\u1eadu qu\u1ea3 c\u1ee7a m\u1ed9t cu\u1ed9c t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 t\u1ed1n k\u00e9m th\u1eddi gian v\u00e0 chi ph\u00ed, \u0111\u1ed3ng th\u1eddi, \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn h\u00ecnh \u1ea3nh doanh nghi\u1ec7p.<\/p>\n\n\n\n<h3 id=\"Tu\u00e2n_th\u1ee7_quy_\u0111\u1ecbnh_ph\u00e1p_lu\u1eadt\"><a id=\"post-109014-_t36vsgy1errn\"><\/a><strong>Tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh ph\u00e1p lu\u1eadt<\/strong><\/h3>\n\n\n\n<p>M\u1ed9t s\u1ed1 qu\u1ed1c gia c\u00f3 quy \u0111\u1ecbnh nghi\u00eam ng\u1eb7t v\u1ec1 vi\u1ec7c b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng (nh\u01b0 GDPR \u1edf Ch\u00e2u \u00c2u). Vi\u1ec7c kh\u00f4ng \u0111\u1ea3m b\u1ea3o an to\u00e0n d\u1eef li\u1ec7u c\u00f3 th\u1ec3 khi\u1ebfn b\u1ea1n b\u1ecb ph\u1ea1t n\u1eb7ng ho\u1eb7c ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi c\u00e1c v\u1ea5n \u0111\u1ec1 ph\u00e1p l\u00fd.<\/p>\n\n\n\n<h2 id=\"15+_v\u1ea5n_\u0111\u1ec1_b\u1ea3o_m\u1eadt_th\u01b0\u1eddng_g\u1eb7p_v\u1edbi_WordPress_v\u00e0_c\u00e1ch_x\u1eed_l\u00fd\"><a id=\"post-109014-_tl3pxrs76s8u\"><\/a>15+ v\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt th\u01b0\u1eddng g\u1eb7p v\u1edbi WordPress v\u00e0 c\u00e1ch x\u1eed l\u00fd<\/h2>\n\n\n\n<h3 id=\"M\u1eadt_kh\u1ea9u_y\u1ebfu\"><a id=\"post-109014-_x0a8xql4f9it\"><\/a><strong>M\u1eadt kh\u1ea9u y\u1ebfu<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3: <\/strong>M\u1eadt kh\u1ea9u y\u1ebfu l\u00e0 m\u1ed9t trong nh\u1eefng l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt l\u1edbn nh\u1ea5t \u0111\u1ed1i v\u1edbi c\u00e1c trang web WordPress. Ch\u1ee7 s\u1edf h\u1eefu v\u00e0 ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng ch\u1ecdn m\u1eadt kh\u1ea9u ng\u1eafn, \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 \u0111o\u00e1n, \u0111i\u1ec1u n\u00e0y t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho tin t\u1eb7c truy c\u1eadp v\u00e0o trang web. Khi ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng l\u1ea1i m\u1eadt kh\u1ea9u tr\u00ean nhi\u1ec1u trang web, k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng s\u1eed d\u1ee5ng th\u00f4ng tin \u0111\u0103ng nh\u1eadp b\u1ecb \u0111\u00e1nh c\u1eafp \u0111\u1ec3 truy c\u1eadp v\u00e0o c\u00e1c trang web kh\u00e1c n\u1ebfu m\u1ed9t trang web b\u1ecb x\u00e2m ph\u1ea1m.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u m\u1ea1nh, d\u00e0i \u00edt nh\u1ea5t 12 k\u00fd t\u1ef1, k\u1ebft h\u1ee3p ch\u1eef hoa, ch\u1eef th\u01b0\u1eddng, s\u1ed1 v\u00e0 k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t. Tr\u00e1nh s\u1eed d\u1ee5ng c\u00e1c t\u1eeb th\u00f4ng th\u01b0\u1eddng, t\u00ean, ng\u00e0y sinh ho\u1eb7c \u0111\u1ecba ch\u1ec9 trong m\u1eadt kh\u1ea9u. S\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u ri\u00eang bi\u1ec7t cho t\u1eebng t\u00e0i kho\u1ea3n.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng tr\u00ecnh qu\u1ea3n l\u00fd m\u1eadt kh\u1ea9u nh\u01b0 Bitwarden, 1Password ho\u1eb7c LastPass \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 t\u1ea1o m\u1eadt kh\u1ea9u m\u1ea1nh, duy nh\u1ea5t cho t\u1ea5t c\u1ea3 c\u00e1c t\u00e0i kho\u1ea3n, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng qu\u1ea3n l\u00fd v\u00e0 ghi nh\u1edb m\u1eadt kh\u1ea9u ph\u1ee9c t\u1ea1p.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-2.png\" alt=\"M\u1eadt kh\u1ea9u y\u1ebfu\" class=\"wp-image-109033\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-2.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-2-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>M\u1eadt kh\u1ea9u y\u1ebfu<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"Spam_t\u1ed1i_\u01b0u_h\u00f3a_c\u00f4ng_c\u1ee5_t\u00ecm_ki\u1ebfm_(SEO_spam)\"><a id=\"post-109014-_qbef8ni7gi9g\"><\/a><strong>Spam t\u1ed1i \u01b0u h\u00f3a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm (SEO spam)<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3:<\/strong> Spam SEO, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 nhi\u1ec5m \u0111\u1ed9c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm, th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn vi\u1ec7c trang web b\u1ecb c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm \u0111\u01b0a v\u00e0o danh s\u00e1ch \u0111en do nh\u1ed3i nh\u00e9t t\u1eeb kh\u00f3a, backlink spam, v\u0103n b\u1ea3n v\u00e0 li\u00ean k\u1ebft \u1ea9n ho\u1eb7c c\u00e1c trang l\u1eeba \u0111\u1ea3o. Hacker nh\u1eafm m\u1ee5c ti\u00eau v\u00e0o c\u00e1c trang x\u1ebfp h\u1ea1ng h\u00e0ng \u0111\u1ea7u trong k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm \u0111\u1ec3 l\u00e2y nhi\u1ec5m ch\u00fang.<\/p>\n\n\n\n<p>Hacker ch\u1ec9 c\u1ea7n ch\u00e8n t\u1eeb kh\u00f3a v\u00e0o c\u00e1c trang li\u00ean quan trong khi v\u1eabn gi\u1eef nguy\u00ean code c\u1ee7a b\u1ea1n. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao spam SEO \u0111\u01b0\u1ee3c coi l\u00e0 r\u1ea5t nguy hi\u1ec3m, v\u00ec r\u1ea5t kh\u00f3 ph\u00e1t hi\u1ec7n v\u00e0 ch\u1ee7 y\u1ebfu ch\u1ec9 \u0111\u01b0\u1ee3c c\u00e1c tr\u00ecnh thu th\u1eadp th\u00f4ng tin SEO nh\u1eadn th\u1ea5y.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng c\u00e1c plugin b\u1ea3o m\u1eadt nh\u01b0<a href=\"https:\/\/www.wordfence.com\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.wordfence.com\/\" rel=\"noreferrer noopener nofollow\"> Wordfence<\/a>, <a href=\"https:\/\/sucuri.net\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Sucuri<\/a> v\u00e0 All In One WP Security &amp; Firewall \u0111\u1ec3 qu\u00e9t trang web th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 t\u00ecm spam SEO.<\/li>\n\n\n\n<li>Lu\u00f4n ki\u1ec3m tra n\u1ed9i dung v\u00e0 backlink c\u1ee7a trang web theo c\u00e1ch th\u1ee7 c\u00f4ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u00f4ng c\u00f3 thay \u0111\u1ed5i tr\u00e1i ph\u00e9p n\u00e0o \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n.<\/li>\n\n\n\n<li>Thi\u1ebft l\u1eadp Google Search Console \u0111\u1ec3 c\u1ea3nh b\u00e1o b\u1ea1n v\u1ec1 c\u00e1c v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n v\u1ec1 spam SEO.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-3.png\" alt=\"Spam t\u1ed1i \u01b0u h\u00f3a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm (SEO spam)\" class=\"wp-image-109034\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-3.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-3-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Spam t\u1ed1i \u01b0u h\u00f3a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm (SEO spam)<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"Plugin,_core_WordPress_v\u00e0_theme_l\u1ed7i_th\u1eddi\"><a id=\"post-109014-_6apd6mv54oft\"><\/a><strong>Plugin, core WordPress v\u00e0 theme l\u1ed7i th\u1eddi<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3: <\/strong>Plugin v\u00e0 theme kh\u00f4ng \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean ho\u1eb7c \u0111\u01b0\u1ee3c t\u1ea3i t\u1eeb c\u00e1c ngu\u1ed3n kh\u00f4ng \u0111\u00e1ng tin c\u1eady (ngo\u00e0i kho l\u01b0u tr\u1eef ch\u00ednh th\u1ee9c c\u1ee7a WordPress.org) c\u00f3 th\u1ec3 ch\u1ee9a l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lu\u00f4n c\u1eadp nh\u1eadt WordPress, plugin v\u00e0 theme l\u00ean phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t.<\/li>\n\n\n\n<li>Ch\u1ec9 c\u00e0i \u0111\u1eb7t plugin v\u00e0 theme t\u1eeb kho l\u01b0u tr\u1eef ch\u00ednh th\u1ee9c c\u1ee7a WordPress.org ho\u1eb7c t\u1eeb c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n uy t\u00edn.<\/li>\n\n\n\n<li>X\u00f3a c\u00e1c plugin v\u00e0 theme kh\u00f4ng s\u1eed d\u1ee5ng.<\/li>\n\n\n\n<li>Ki\u1ec3m tra \u0111\u00e1nh gi\u00e1 v\u00e0 s\u1ed1 l\u01b0\u1ee3ng c\u00e0i \u0111\u1eb7t c\u1ee7a plugin\/theme tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-4.png\" alt=\"Plugin, core WordPress v\u00e0 theme l\u1ed7i th\u1eddi\" class=\"wp-image-109035\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-4.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-4-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Plugin, core WordPress v\u00e0 theme l\u1ed7i th\u1eddi<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>M\u1eb7c d\u00f9 WordPress \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt li\u00ean t\u1ee5c \u0111\u1ec3 v\u00e1 l\u1ed7i, nh\u01b0ng \u0111\u00f4i khi v\u1eabn c\u00f3 nh\u1eefng l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt b\u1ecb tin t\u1eb7c khai th\u00e1c.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u1eadp nh\u1eadt WordPress l\u00ean phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t ngay khi c\u00f3 b\u1ea3n c\u1eadp nh\u1eadt.<\/li>\n\n\n\n<li>Theo d\u00f5i c\u00e1c th\u00f4ng b\u00e1o b\u1ea3o m\u1eadt c\u1ee7a WordPress.org.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"Ph\u1ea7n_m\u1ec1m_\u0111\u1ed9c_h\u1ea1i_(Malware)\"><a id=\"post-109014-_m2tdmln4lwo5\"><\/a><strong>Ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i (Malware)<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3: <\/strong>Malware l\u00e0 c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i \u0111\u01b0\u1ee3c ch\u00e8n v\u00e0o website, c\u00f3 th\u1ec3 \u0111\u00e1nh c\u1eafp th\u00f4ng tin, ph\u00e1 ho\u1ea1i ho\u1eb7c chuy\u1ec3n h\u01b0\u1edbng ng\u01b0\u1eddi d\u00f9ng \u0111\u1ebfn c\u00e1c trang web \u0111\u1ed9c h\u1ea1i kh\u00e1c.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng c\u00e1c plugin uy t\u00edn nh\u01b0 Wordfence ho\u1eb7c Sucuri Security \u0111\u1ec3 qu\u00e9t v\u00e0 ng\u0103n ch\u1eb7n m\u00e3 \u0111\u1ed9c.<\/li>\n\n\n\n<li>\u0110\u1ea3m b\u1ea3o WordPress, theme v\u00e0 plugin lu\u00f4n \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt \u0111\u1ec3 v\u00e1 c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt.<\/li>\n\n\n\n<li>Th\u01b0\u1eddng xuy\u00ean sao l\u01b0u website v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c nhanh ch\u00f3ng khi x\u1ea3y ra s\u1ef1 c\u1ed1.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/word-image-109014-6.png\" alt=\"Ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i (Malware)\" class=\"wp-image-109020\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/word-image-109014-6.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/word-image-109014-6-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i (Malware)<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"T\u1ea5n_c\u00f4ng_Cross-site_scripting_(XSS)\"><a id=\"post-109014-_g29wsi5lp7ok\"><\/a><strong>T\u1ea5n c\u00f4ng Cross-site scripting (XSS)<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3:<\/strong> K\u1ebb t\u1ea5n c\u00f4ng ch\u00e8n m\u00e3 JavaScript \u0111\u1ed9c h\u1ea1i v\u00e0o website th\u00f4ng qua c\u00e1c l\u1ed7 h\u1ed5ng trong plugin ho\u1eb7c theme, t\u1eeb \u0111\u00f3 \u0111\u00e1nh c\u1eafp d\u1eef li\u1ec7u ho\u1eb7c chi\u1ebfm quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ki\u1ec3m tra v\u00e0 l\u1ecdc d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o: <\/strong>Chuy\u1ec3n \u0111\u1ed5i c\u00e1c k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t th\u00e0nh d\u1ea1ng v\u00f4 h\u1ea1i v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c th\u1ebb HTML, JavaScript kh\u00f4ng c\u1ea7n thi\u1ebft.<\/li>\n\n\n\n<li><strong>S\u1eed d\u1ee5ng Content Security Policy (CSP):<\/strong> H\u1ea1n ch\u1ebf ngu\u1ed3n t\u1ea3i t\u00e0i nguy\u00ean c\u1ee7a tr\u00ecnh duy\u1ec7t \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c th\u1ef1c thi m\u00e3 \u0111\u1ed9c.<\/li>\n\n\n\n<li><strong>M\u00e3 h\u00f3a \u0111\u1ea7u ra: <\/strong>M\u00e3 h\u00f3a t\u1ea5t c\u1ea3 th\u00f4ng tin hi\u1ec3n th\u1ecb tr\u00ean m\u00e0n h\u00ecnh \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c ch\u00e8n m\u00e3 \u0111\u1ed9c.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-6.png\" alt=\"T\u1ea5n c\u00f4ng Cross-site scripting (XSS)\" class=\"wp-image-109038\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-6.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-6-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>T\u1ea5n c\u00f4ng Cross-site scripting (XSS)<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"T\u1ea5n_c\u00f4ng_SQL_injection\"><a id=\"post-109014-_hdkzswtflqat\"><\/a><strong>T\u1ea5n c\u00f4ng SQL injection<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3: <\/strong>SQL l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu \u0111\u1ec3 truy c\u1eadp nhanh v\u00e0o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean m\u1ed9t trang web c\u1ee5 th\u1ec3. K\u1ebb t\u1ea5n c\u00f4ng s\u1ebd ch\u00e8n m\u00e3 SQL \u0111\u1ed9c h\u1ea1i v\u00e0o c\u01a1 s\u1edf d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c bi\u1ec3u m\u1eabu ho\u1eb7c URL, t\u1eeb \u0111\u00f3 truy c\u1eadp, thay \u0111\u1ed5i ho\u1eb7c x\u00f3a d\u1eef li\u1ec7u quan tr\u1ecdng.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1eed d\u1ee5ng Prepared Statements: <\/strong>T\u00e1ch bi\u1ec7t d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o kh\u1ecfi truy v\u1ea5n SQL \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c ch\u00e8n m\u00e3 \u0111\u1ed9c.<\/li>\n\n\n\n<li><strong>Ki\u1ec3m tra v\u00e0 l\u1ecdc d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o:<\/strong> \u0110\u1ea3m b\u1ea3o d\u1eef li\u1ec7u h\u1ee3p l\u1ec7 v\u00e0 c\u00f3 \u0111\u1ecbnh d\u1ea1ng mong mu\u1ed1n tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n truy v\u1ea5n.<\/li>\n\n\n\n<li><strong>C\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean:<\/strong> Lu\u00f4n s\u1eed d\u1ee5ng phi\u00ean b\u1ea3n WordPress v\u00e0 plugin m\u1edbi nh\u1ea5t \u0111\u1ec3 v\u00e1 c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-7.png\" alt=\"T\u1ea5n c\u00f4ng SQL injection\" class=\"wp-image-109037\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-7.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-7-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>T\u1ea5n c\u00f4ng SQL injection<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"T\u1ea5n_c\u00f4ng_DDoS_(T\u1eeb_ch\u1ed1i_d\u1ecbch_v\u1ee5_ph\u00e2n_t\u00e1n)\"><a id=\"post-109014-_521zbg67k55v\"><\/a><strong>T\u1ea5n c\u00f4ng DDoS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n)<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3:<\/strong> K\u1ebb t\u1ea5n c\u00f4ng s\u1eed d\u1ee5ng nhi\u1ec1u m\u00e1y t\u00ednh \u0111\u1ec3 g\u1eedi l\u01b0\u1ee3ng l\u1edbn y\u00eau c\u1ea7u \u0111\u1ebfn m\u00e1y ch\u1ee7, l\u00e0m qu\u00e1 t\u1ea3i v\u00e0 khi\u1ebfn website kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 CDN:<\/strong> S\u1eed d\u1ee5ng m\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN) nh\u01b0 <a href=\"https:\/\/www.cloudflare.com\/vi-vn\/\" rel=\"nofollow noopener\" target=\"_blank\">Cloudflare<\/a> \u0111\u1ec3 ph\u00e2n t\u00e1n l\u01b0u l\u01b0\u1ee3ng v\u00e0 gi\u1ea3m t\u1ea3i cho m\u00e1y ch\u1ee7.<\/li>\n\n\n\n<li><strong>C\u00e0i \u0111\u1eb7t t\u01b0\u1eddng l\u1eeda \u1ee9ng d\u1ee5ng web (WAF): <\/strong>WAF gi\u00fap ph\u00e1t hi\u1ec7n v\u00e0 ch\u1eb7n c\u00e1c y\u00eau c\u1ea7u \u0111\u1ed9c h\u1ea1i nh\u1eafm v\u00e0o \u1ee9ng d\u1ee5ng web.<\/li>\n\n\n\n<li><strong>Gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng: <\/strong>Theo d\u00f5i ch\u1eb7t ch\u1ebd l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c d\u1ea5u hi\u1ec7u t\u1ea5n c\u00f4ng v\u00e0 c\u00f3 bi\u1ec7n ph\u00e1p \u1ee9ng ph\u00f3 k\u1ecbp th\u1eddi.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-8.png\" alt=\"T\u1ea5n c\u00f4ng DDoS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n)\" class=\"wp-image-109036\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-8.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-8-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>T\u1ea5n c\u00f4ng DDoS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n)<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"T\u1ea5n_c\u00f4ng_Brute_Force\"><a id=\"post-109014-_bmr28nkqme4k\"><\/a><strong>T\u1ea5n c\u00f4ng Brute Force<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3:<\/strong> \u0110\u00e2y l\u00e0 h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng m\u00e0 k\u1ebb x\u1ea5u th\u1eed nghi\u1ec7m nhi\u1ec1u t\u1ed5 h\u1ee3p t\u00ean \u0111\u0103ng nh\u1eadp v\u00e0 m\u1eadt kh\u1ea9u \u0111\u1ec3 truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0o trang qu\u1ea3n tr\u1ecb WordPress. Do WordPress kh\u00f4ng gi\u1edbi h\u1ea1n s\u1ed1 l\u1ea7n \u0111\u0103ng nh\u1eadp sai, n\u00ean ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00e1 ph\u1ed5 bi\u1ebfn.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng plugin nh\u01b0 Limit Login Attempts \u0111\u1ec3 gi\u1edbi h\u1ea1n s\u1ed1 l\u1ea7n \u0111\u0103ng nh\u1eadp sai, gi\u00fap ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng brute force.<\/li>\n\n\n\n<li>T\u1ea1o m\u1eadt kh\u1ea9u ph\u1ee9c t\u1ea1p v\u1edbi s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a 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>K\u00edch ho\u1ea1t 2FA \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt khi \u0111\u0103ng nh\u1eadp.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-9.png\" alt=\"T\u1ea5n c\u00f4ng Brute Force\" class=\"wp-image-109039\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-9.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-9-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>T\u1ea5n c\u00f4ng Brute Force<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"L\u1ed7_h\u1ed5ng_File_Inclusion\"><a id=\"post-109014-_nicp83hfermu\"><\/a><strong>L\u1ed7 h\u1ed5ng File Inclusion<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3: <\/strong>L\u1ed7 h\u1ed5ng n\u00e0y cho ph\u00e9p k\u1ebb t\u1ea5n c\u00f4ng truy c\u1eadp v\u00e0o c\u00e1c t\u1ec7p tin nh\u1ea1y c\u1ea3m tr\u00ean m\u00e1y ch\u1ee7, nh\u01b0 t\u1ec7p c\u1ea5u h\u00ecnh wp-config.php, t\u1eeb \u0111\u00f3 chi\u1ebfm quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n website.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ea3m b\u1ea3o r\u1eb1ng t\u1ea5t c\u1ea3 d\u1eef li\u1ec7u nh\u1eadp v\u00e0o \u0111\u1ec1u \u0111\u01b0\u1ee3c ki\u1ec3m tra v\u00e0 l\u1ecdc k\u1ef9 l\u01b0\u1ee1ng \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c ch\u00e8n m\u00e3 \u0111\u1ed9c.<\/li>\n\n\n\n<li>Ch\u1ec9 cho ph\u00e9p bao g\u1ed3m c\u00e1c t\u1ec7p n\u1eb1m trong danh s\u00e1ch \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc l\u00e0 an to\u00e0n.<\/li>\n\n\n\n<li>Ng\u0103n ch\u1eb7n vi\u1ec7c bao g\u1ed3m c\u00e1c t\u1ec7p t\u1eeb ngu\u1ed3n b\u00ean ngo\u00e0i b\u1eb1ng c\u00e1ch c\u1ea5u h\u00ecnh m\u00e1y ch\u1ee7 web m\u1ed9t c\u00e1ch ch\u1eb7t ch\u1ebd.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-10.png\" alt=\"L\u1ed7 h\u1ed5ng File Inclusion\" class=\"wp-image-109040\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-10.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-10-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>L\u1ed7 h\u1ed5ng File Inclusion<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"Hotlinking\"><a id=\"post-109014-_dmiccvjuvins\"><\/a><strong>Hotlinking<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3:<\/strong> Hotlinking l\u00e0 khi ng\u01b0\u1eddi kh\u00e1c li\u00ean k\u1ebft tr\u1ef1c ti\u1ebfp \u0111\u1ebfn file ph\u01b0\u01a1ng ti\u1ec7n (\u1ea3nh, video) tr\u00ean website c\u1ee7a b\u1ea1n, g\u00e2y ti\u00eau t\u1ed1n b\u0103ng th\u00f4ng v\u00e0 chi ph\u00ed hosting.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u00e1m s\u00e1t b\u0103ng th\u00f4ng v\u00e0 nh\u1eadt k\u00fd truy c\u1eadp \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1eed d\u1ee5ng tr\u00e1i ph\u00e9p.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 nh\u01b0 Google Search Console \u0111\u1ec3 ki\u1ec3m tra file media b\u1ecb li\u00ean k\u1ebft.<\/li>\n\n\n\n<li>C\u1ea5u h\u00ecnh m\u00e1y ch\u1ee7 \u0111\u1ec3 ch\u1eb7n hotlinking b\u1eb1ng c\u00e1ch th\u00eam quy t\u1eafc c\u1ee5 th\u1ec3.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-11.png\" alt=\"Hotlinking\" class=\"wp-image-109041\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-11.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-11-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"S\u1eed_d\u1ee5ng_HTTP_thay_v\u00ec_HTTPS\"><a id=\"post-109014-_25pcp90rb2p\"><\/a><strong>S\u1eed d\u1ee5ng HTTP thay v\u00ec HTTPS<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3:<\/strong> HTTP kh\u00f4ng m\u00e3 h\u00f3a d\u1eef li\u1ec7u trao \u0111\u1ed5i, d\u1ec5 b\u1ecb \u0111\u00e1nh c\u1eafp th\u00f4ng tin ho\u1eb7c t\u1ea5n c\u00f4ng &#8220;man-in-the-middle&#8221;.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e0i \u0111\u1eb7t ch\u1ee9ng ch\u1ec9 <a href=\"https:\/\/tino.vn\/blog\/ssl-lets-encrypt-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"73997\" rel=\"noreferrer noopener\">SSL\/TLS<\/a> \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i sang HTTPS.<\/li>\n\n\n\n<li>C\u1eadp nh\u1eadt t\u1ea5t c\u1ea3 li\u00ean k\u1ebft n\u1ed9i b\u1ed9 sang HTTPS.<\/li>\n\n\n\n<li>C\u1ea5u h\u00ecnh chuy\u1ec3n h\u01b0\u1edbng 301 t\u1eeb HTTP sang HTTPS.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-12.png\" alt=\"S\u1eed d\u1ee5ng HTTP thay v\u00ec HTTPS\" class=\"wp-image-109042\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-12.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-12-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"Thi\u1ebfu_ki\u1ec3m_so\u00e1t_\u0111\u1ed1i_v\u1edbi_vai_tr\u00f2_v\u00e0_quy\u1ec1n_c\u1ee7a_ng\u01b0\u1eddi_d\u00f9ng\"><a id=\"post-109014-_osv0n5yrzldx\"><\/a><strong>Thi\u1ebfu ki\u1ec3m so\u00e1t \u0111\u1ed1i v\u1edbi vai tr\u00f2 v\u00e0 quy\u1ec1n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3: <\/strong>Vi\u1ec7c kh\u00f4ng qu\u1ea3n l\u00fd \u0111\u00fang vai tr\u00f2 v\u00e0 quy\u1ec1n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0 g\u00e2y ra c\u00e1c r\u1ee7i ro b\u1ea3o m\u1eadt nghi\u00eam tr\u1ecdng. N\u1ebfu c\u1ea5p cho ng\u01b0\u1eddi d\u00f9ng nhi\u1ec1u quy\u1ec1n h\u01a1n m\u1ee9c c\u1ea7n thi\u1ebft, nguy c\u01a1 x\u1ea3y ra c\u00e1c h\u00e0nh \u0111\u1ed9ng kh\u00f4ng mong mu\u1ed1n, d\u00f9 l\u00e0 v\u00f4 \u00fd hay c\u1ed1 \u00fd, s\u1ebd t\u0103ng cao.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00c1p d\u1ee5ng nguy\u00ean t\u1eafc &#8220;\u0111\u1eb7c quy\u1ec1n t\u1ed1i thi\u1ec3u&#8221; b\u1eb1ng c\u00e1ch ch\u1ec9 c\u1ea5p quy\u1ec1n truy c\u1eadp t\u1ed1i thi\u1ec3u c\u1ea7n thi\u1ebft \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 c\u1ee7a m\u00ecnh.<\/li>\n\n\n\n<li>Th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra v\u00e0 c\u1eadp nh\u1eadt vai tr\u00f2, quy\u1ec1n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh ph\u00f9 h\u1ee3p. X\u00f3a b\u1ecf quy\u1ec1n truy c\u1eadp c\u1ee7a nh\u1eefng ng\u01b0\u1eddi kh\u00f4ng c\u00f2n s\u1eed d\u1ee5ng.<\/li>\n\n\n\n<li>Plugin nh\u01b0 User Role Editor cho ph\u00e9p t\u00f9y ch\u1ec9nh v\u00e0 ki\u1ec3m so\u00e1t vai tr\u00f2 ng\u01b0\u1eddi d\u00f9ng, gi\u00fap h\u1ea1n ch\u1ebf quy\u1ec1n truy c\u1eadp khi c\u1ea7n thi\u1ebft.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"M\u00e1y_ch\u1ee7_web_b\u1ecb_c\u1ea5u_h\u00ecnh_sai\"><a id=\"post-109014-_l8jp6ckgqel8\"><\/a><strong>M\u00e1y ch\u1ee7 web b\u1ecb c\u1ea5u h\u00ecnh sai<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3:<\/strong> M\u00e1y ch\u1ee7 web c\u1ea5u h\u00ecnh sai l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn d\u1eabn \u0111\u1ebfn c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt nghi\u00eam tr\u1ecdng nh\u01b0 r\u00f2 r\u1ec9 d\u1eef li\u1ec7u, truy c\u1eadp tr\u00e1i ph\u00e9p ho\u1eb7c b\u1ecb t\u1ea5n c\u00f4ng t\u1eeb ph\u00eda m\u00e1y ch\u1ee7. Vi\u1ec7c \u0111\u1ea3m b\u1ea3o m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u00fang c\u00e1ch l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec s\u1ef1 an to\u00e0n cho trang web WordPress.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Nmap ho\u1eb7c Nikto \u0111\u1ec3 qu\u00e9t v\u00e0 ph\u00e1t hi\u1ec7n c\u00e1c l\u1ed7i c\u1ea5u h\u00ecnh sai tr\u00ean m\u00e1y ch\u1ee7.<\/li>\n\n\n\n<li>T\u1eaft c\u00e1c d\u1ecbch v\u1ee5 kh\u00f4ng c\u1ea7n thi\u1ebft, h\u1ea1n ch\u1ebf quy\u1ec1n truy c\u1eadp t\u1ec7p v\u00e0 s\u1eed d\u1ee5ng giao th\u1ee9c an to\u00e0n nh\u01b0 HTTPS.<\/li>\n\n\n\n<li>Lu\u00f4n c\u1eadp nh\u1eadt c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a m\u00e1y ch\u1ee7 v\u1edbi c\u00e1c b\u1ea3n v\u00e1 b\u1ea3o m\u1eadt m\u1edbi nh\u1ea5t \u0111\u1ec3 ph\u00f2ng ch\u1ed1ng l\u1ed7 h\u1ed5ng.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-13.png\" alt=\"M\u00e1y ch\u1ee7 web b\u1ecb c\u1ea5u h\u00ecnh sai\" class=\"wp-image-109043\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-13.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-13-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"T\u00edch_h\u1ee3p_b\u00ean_th\u1ee9_ba_kh\u00f4ng_an_to\u00e0n\"><a id=\"post-109014-_i2s6gwx7upzj\"><\/a><strong>T\u00edch h\u1ee3p b\u00ean th\u1ee9 ba kh\u00f4ng an to\u00e0n<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3: <\/strong>Vi\u1ec7c s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 ho\u1eb7c plugin b\u00ean th\u1ee9 ba gi\u00fap t\u0103ng c\u01b0\u1eddng ch\u1ee9c n\u0103ng cho trang web WordPress nh\u01b0ng c\u0169ng ti\u1ec1m \u1ea9n nhi\u1ec1u r\u1ee7i ro b\u1ea3o m\u1eadt n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m tra k\u1ef9 l\u01b0\u1ee1ng. Nh\u1eefng t\u00edch h\u1ee3p kh\u00f4ng an to\u00e0n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn r\u00f2 r\u1ec9 d\u1eef li\u1ec7u ho\u1eb7c truy c\u1eadp tr\u00e1i ph\u00e9p.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tr\u01b0\u1edbc khi t\u00edch h\u1ee3p, h\u00e3y t\u00ecm hi\u1ec3u th\u00f4ng tin v\u1ec1 \u0111\u1ed9 uy t\u00edn, \u0111\u00e1nh gi\u00e1 v\u00e0 l\u1ecbch s\u1eed c\u1eadp nh\u1eadt c\u1ee7a d\u1ecbch v\u1ee5 b\u00ean th\u1ee9 ba.<\/li>\n\n\n\n<li>\u0110\u1ea3m b\u1ea3o API s\u1eed d\u1ee5ng m\u00e3 h\u00f3a v\u00e0 ph\u01b0\u01a1ng ph\u00e1p x\u00e1c th\u1ef1c b\u1ea3o m\u1eadt. Tr\u00e1nh c\u00e1c API l\u1ed7i th\u1eddi ho\u1eb7c kh\u00f4ng an to\u00e0n.<\/li>\n\n\n\n<li>Ki\u1ec3m tra v\u00e0 c\u1eadp nh\u1eadt c\u00e1c t\u00edch h\u1ee3p b\u00ean th\u1ee9 ba \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00fang v\u1eabn \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n b\u1ea3o m\u1eadt m\u1edbi nh\u1ea5t.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"CDN_c\u1ea5u_h\u00ecnh_k\u00e9m\"><a id=\"post-109014-_qdznplwa45l6\"><\/a><strong>CDN c\u1ea5u h\u00ecnh k\u00e9m<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3:<\/strong> CDN (M\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung) gi\u00fap t\u0103ng hi\u1ec7u su\u1ea5t trang web, nh\u01b0ng n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u00fang, n\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c l\u1ed7 h\u1ed5ng nh\u01b0 l\u1ed9 d\u1eef li\u1ec7u ho\u1eb7c truy c\u1eadp tr\u00e1i ph\u00e9p.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 CDN c\u00f3 t\u00ednh n\u0103ng b\u1ea3o m\u1eadt cao nh\u01b0 b\u1ea3o v\u1ec7 DDoS, h\u1ed7 tr\u1ee3 SSL v\u00e0 x\u00e1c th\u1ef1c m\u00e3 th\u00f4ng b\u00e1o.<\/li>\n\n\n\n<li>\u0110\u1ea3m b\u1ea3o CDN \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh s\u1eed d\u1ee5ng HTTPS \u0111\u1ec3 m\u00e3 h\u00f3a d\u1eef li\u1ec7u trong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i.<\/li>\n\n\n\n<li>C\u1ea5u h\u00ecnh quy\u1ec1n truy c\u1eadp \u0111\u1ec3 gi\u1edbi h\u1ea1n ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t CDN v\u00e0 gi\u00e1m s\u00e1t nh\u1eadt k\u00fd \u0111\u1ec3 ph\u00e1t hi\u1ec7n ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-14.png\" alt=\"CDN c\u1ea5u h\u00ecnh k\u00e9m\" class=\"wp-image-109044\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-14.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-14-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>CDN c\u1ea5u h\u00ecnh k\u00e9m<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"C\u01a1_s\u1edf_d\u1eef_li\u1ec7u_WordPress_c\u1ea5u_h\u00ecnh_sai\"><a id=\"post-109014-_ydw0f1zay5tc\"><\/a><strong>C\u01a1 s\u1edf d\u1eef li\u1ec7u WordPress c\u1ea5u h\u00ecnh sai<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3: <\/strong>M\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ea5u h\u00ecnh sai c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi ph\u1ea1m d\u1eef li\u1ec7u, m\u1ea5t d\u1eef li\u1ec7u ho\u1eb7c truy c\u1eadp tr\u00e1i ph\u00e9p. Vi\u1ec7c b\u1ea3o m\u1eadt c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 an to\u00e0n cho d\u1eef li\u1ec7u trang web.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u1eed d\u1ee5ng t\u00ean \u0111\u0103ng nh\u1eadp v\u00e0 m\u1eadt kh\u1ea9u ph\u1ee9c t\u1ea1p, tr\u00e1nh s\u1eed d\u1ee5ng ti\u1ec1n t\u1ed1 c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1eb7c \u0111\u1ecbnh nh\u01b0 wp_, thay v\u00e0o \u0111\u00f3 h\u00e3y t\u00f9y ch\u1ec9nh th\u00e0nh gi\u00e1 tr\u1ecb \u0111\u1ed9c nh\u1ea5t.<\/li>\n\n\n\n<li>\u00c1p d\u1ee5ng nguy\u00ean t\u1eafc &#8220;\u0111\u1eb7c quy\u1ec1n t\u1ed1i thi\u1ec3u&#8221; \u0111\u1ec3 gi\u1ea3m thi\u1ec3u nguy c\u01a1 truy c\u1eadp tr\u00e1i ph\u00e9p.<\/li>\n\n\n\n<li>Th\u1ef1c hi\u1ec7n sao l\u01b0u \u0111\u1ecbnh k\u1ef3 v\u00e0 gi\u00e1m s\u00e1t c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng b\u1ea5t th\u01b0\u1eddng. C\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Wordfence ho\u1eb7c Sucuri s\u1ebd h\u1ed7 tr\u1ee3 gi\u00e1m s\u00e1t v\u00e0 b\u1ea3o v\u1ec7 c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-15.png\" alt=\"C\u01a1 s\u1edf d\u1eef li\u1ec7u WordPress c\u1ea5u h\u00ecnh sai\" class=\"wp-image-109045\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-15.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-15-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>C\u01a1 s\u1edf d\u1eef li\u1ec7u WordPress c\u1ea5u h\u00ecnh sai<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"M\u00f4i_tr\u01b0\u1eddng_l\u01b0u_tr\u1eef_kh\u00f4ng_an_to\u00e0n\"><a id=\"post-109014-_zax54mp6vvxv\"><\/a><strong>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef kh\u00f4ng an to\u00e0n<\/strong><\/h3>\n\n\n\n<p><strong>M\u00f4 t\u1ea3:<\/strong> B\u1ea3o m\u1eadt c\u1ee7a trang web WordPress ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o m\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef. M\u1ed9t m\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef kh\u00f4ng an to\u00e0n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c l\u1ed7 h\u1ed5ng nh\u01b0 r\u00f2 r\u1ec9 d\u1eef li\u1ec7u, t\u1ea5n c\u00f4ng t\u1eeb ph\u00eda m\u00e1y ch\u1ee7 v\u00e0 truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0o c\u00e1c t\u1ec7p c\u1ee7a trang web.<\/p>\n\n\n\n<p><strong>C\u00e1ch x\u1eed l\u00fd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>H\u00e3y l\u1ef1a ch\u1ecdn <a href=\"https:\/\/tino.vn\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/tino.vn\/\" rel=\"noreferrer noopener\">nh\u00e0 cung c\u1ea5p hosting<\/a> \u0111\u1eb7t \u01b0u ti\u00ean b\u1ea3o m\u1eadt l\u00ean h\u00e0ng \u0111\u1ea7u. T\u00ecm ki\u1ebfm c\u00e1c t\u00ednh n\u0103ng nh\u01b0 ch\u1ee9ng ch\u1ec9 SSL, gi\u00e1m s\u00e1t m\u00e1y ch\u1ee7, sao l\u01b0u \u0111\u1ecbnh k\u1ef3 v\u00e0 c\u00e1c giao th\u1ee9c b\u1ea3o m\u1eadt.<\/li>\n\n\n\n<li>\u0110\u1ea3m b\u1ea3o m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh v\u1edbi c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt nh\u01b0 t\u01b0\u1eddng l\u1eeda, h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp (IDS) v\u00e0 ki\u1ec3m tra b\u1ea3o m\u1eadt \u0111\u1ecbnh k\u1ef3. L\u00e0m vi\u1ec7c v\u1edbi nh\u00e0 cung c\u1ea5p hosting \u0111\u1ec3 tri\u1ec3n khai c\u00e1c bi\u1ec7n ph\u00e1p n\u00e0y.<\/li>\n<\/ul>\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\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-16.png\" alt=\"M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef kh\u00f4ng an to\u00e0n\" class=\"wp-image-109046\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-16.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cac-van-de-bao-mat-thuong-gap-voi-wordpress-16-300x171.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>M\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef kh\u00f4ng an to\u00e0n<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"K\u1ebft_lu\u1eadn\"><a id=\"post-109014-_kh4mtqhkdd0h\"><\/a><strong>K\u1ebft lu\u1eadn<\/strong><\/h3>\n\n\n\n<p>B\u1ea3o m\u1eadt cho website WordPress kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t nhi\u1ec7m v\u1ee5 c\u1ea7n thi\u1ebft m\u00e0 c\u00f2n l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 duy tr\u00ec s\u1ef1 th\u00e0nh c\u00f4ng v\u00e0 ph\u00e1t tri\u1ec3n c\u1ee7a trang web. B\u1eb1ng c\u00e1ch nh\u1eadn bi\u1ebft v\u00e0 x\u1eed l\u00fd k\u1ecbp th\u1eddi c\u00e1c v\u1ea5n \u0111\u1ec1 b\u1ea3o m\u1eadt, b\u1ea1n c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u c\u1ee7a m\u00ecnh v\u00e0 t\u1ea1o ra m\u1ed9t m\u00f4i tr\u01b0\u1eddng tr\u1ef1c tuy\u1ebfn an to\u00e0n cho ng\u01b0\u1eddi d\u00f9ng. H\u00e3y lu\u00f4n c\u1eadp nh\u1eadt ki\u1ebfn th\u1ee9c v\u00e0 \u00e1p d\u1ee5ng nh\u1eefng bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt ph\u00f9 h\u1ee3p \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng website c\u1ee7a b\u1ea1n lu\u00f4n \u1edf trong tr\u1ea1ng th\u00e1i an to\u00e0n nh\u1ea5t.<\/p>\n\n\n\n<h2 id=\"Nh\u1eefng_c\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\"><a id=\"post-109014-_jm1ijq9hm21u\"><\/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=\"C\u00f3_n\u00ean_s\u1eed_d\u1ee5ng_plugin_b\u1ea3o_m\u1eadt_cho_WordPress_kh\u00f4ng?\">C\u00f3 n\u00ean s\u1eed d\u1ee5ng plugin b\u1ea3o m\u1eadt cho WordPress 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, vi\u1ec7c s\u1eed d\u1ee5ng plugin b\u1ea3o m\u1eadt s\u1ebd gi\u00fap ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c m\u1ed1i \u0111e d\u1ecda, \u0111\u1ed3ng th\u1eddi cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng b\u1ed5 sung nh\u01b0 qu\u00e9t m\u00e3 \u0111\u1ed9c v\u00e0 b\u1ea3o v\u1ec7 t\u01b0\u1eddng l\u1eeda.<\/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_WordPress_l\u1ea1i_d\u1ec5_b\u1ecb_t\u1ea5n_c\u00f4ng?\">T\u1ea1i sao WordPress l\u1ea1i d\u1ec5 b\u1ecb t\u1ea5n c\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>WordPress l\u00e0 n\u1ec1n t\u1ea3ng m\u00e3 ngu\u1ed3n m\u1edf v\u1edbi nhi\u1ec1u plugin v\u00e0 theme t\u1eeb b\u00ean th\u1ee9 ba, t\u1ea1o ra nhi\u1ec1u l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean.<\/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=\"SEO_Spam_l\u00e0_g\u00ec_v\u00e0_l\u00e0m_sao_\u0111\u1ec3_ph\u00e1t_hi\u1ec7n?\">SEO Spam l\u00e0 g\u00ec v\u00e0 l\u00e0m sao \u0111\u1ec3 ph\u00e1t hi\u1ec7n?<\/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>SEO Spam l\u00e0 vi\u1ec7c hacker ch\u00e8n n\u1ed9i dung spam nh\u01b0 t\u1eeb kh\u00f3a ho\u1eb7c li\u00ean k\u1ebft x\u1ea5u v\u00e0o website. C\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n b\u1eb1ng c\u00e1ch ki\u1ec3m tra n\u1ed9i dung v\u00e0 backlink th\u01b0\u1eddng xuy\u00ean, s\u1eed d\u1ee5ng Google Search Console v\u00e0 c\u00e1c plugin b\u1ea3o m\u1eadt nh\u01b0 Wordfence.<\/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=\"C\u00f3_c\u1ea7n_thi\u1ebft_ph\u1ea3i_sao_l\u01b0u_d\u1eef_li\u1ec7u_th\u01b0\u1eddng_xuy\u00ean_kh\u00f4ng?\">C\u00f3 c\u1ea7n thi\u1ebft ph\u1ea3i sao l\u01b0u d\u1eef li\u1ec7u th\u01b0\u1eddng xuy\u00ean 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>R\u1ea5t c\u1ea7n thi\u1ebft! 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