{"id":5794,"date":"2026-01-04T10:29:41","date_gmt":"2026-01-04T10:29:41","guid":{"rendered":"https:\/\/www.airsang.com\/?p=5794"},"modified":"2026-01-04T10:30:52","modified_gmt":"2026-01-04T10:30:52","slug":"cach-khac-phuc-loi-chung-chi-ssl-giua-ionos-va-wordpress","status":"publish","type":"post","link":"https:\/\/www.airsang.com\/vi\/cach-khac-phuc-loi-chung-chi-ssl-giua-ionos-va-wordpress\/","title":{"rendered":"C\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i ch\u1ee9ng ch\u1ec9 SSL gi\u1eefa IONOS v\u00e0 WordPress"},"content":{"rendered":"<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"720\" height=\"420\" src=\"https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-33.png\" alt=\"C\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i ch\u1ee9ng ch\u1ec9 SSL gi\u1eefa IONOS v\u00e0 WordPress\" class=\"wp-image-5795\" srcset=\"https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-33.png 720w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-33-300x175.png 300w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-33-18x12.png 18w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-33-1x1.png 1w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-33-10x6.png 10w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><\/figure>\n\n\n\n<p>Khi b\u1ea1n m\u1edf... <strong><a href=\"https:\/\/www.WordPres.com\" target=\"_blank\" rel=\"noopener\">WordPress<\/a><\/strong> Vi\u1ec7c truy c\u1eadp m\u1ed9t trang web v\u00e0 \u0111\u1ed9t nhi\u00ean th\u1ea5y c\u1ea3nh b\u00e1o \u201cKh\u00f4ng an to\u00e0n\u201d tr\u00ean tr\u00ecnh duy\u1ec7t c\u00f3 th\u1ec3 g\u00e2y lo ng\u1ea1i. T\u1ec7 h\u01a1n n\u1eefa, kh\u00e1ch truy c\u1eadp c\u00f3 th\u1ec3 r\u1eddi \u0111i ngay l\u1eadp t\u1ee9c, c\u00e1c bi\u1ec3u m\u1eabu c\u00f3 th\u1ec3 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 th\u1ee9 h\u1ea1ng t\u00ecm ki\u1ebfm tr\u00ean Google c\u00f3 th\u1ec3 gi\u1ea3m.<\/p>\n\n\n\n<p>N\u1ebfu trang web c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean <strong><a href=\"https:\/\/www.ionos.com\/\" target=\"_blank\" rel=\"noopener\">IONOS<\/a><\/strong> V\u00e0 v\u00ec \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh b\u1edfi WordPress, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 SSL ph\u1ed5 bi\u1ebfn h\u01a1n nhi\u1ec1u ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u ngh\u0129 - nh\u01b0ng tin t\u1ed1t l\u00e0 ch\u00fang c\u0169ng ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p>H\u01b0\u1edbng d\u1eabn d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i ch\u1ee9ng ch\u1ec9 SSL gi\u1eefa <strong><a href=\"https:\/\/www.ionos.com\/\" target=\"_blank\" rel=\"noopener\">IONOS<\/a><\/strong> V\u00e0 <strong><a href=\"https:\/\/www.WordPres.com\" target=\"_blank\" rel=\"noopener\">WordPress<\/a><\/strong>, Nguy\u00ean nh\u00e2n g\u00e2y ra nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y v\u00e0 c\u00e1ch ng\u0103n ng\u1eeba ch\u00fang trong t\u01b0\u01a1ng lai\u2014m\u00e0 kh\u00f4ng c\u1ea7n ki\u1ebfn th\u1ee9c k\u1ef9 thu\u1eadt chuy\u00ean s\u00e2u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ch\u1ee9ng ch\u1ec9 SSL l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao n\u00f3 l\u1ea1i quan tr\u1ecdng?<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"746\" height=\"419\" src=\"https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-34.png\" alt=\"C\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i ch\u1ee9ng ch\u1ec9 SSL gi\u1eefa IONOS v\u00e0 WordPress - Ch\u1ee9ng ch\u1ec9 SSL l\u00e0 g\u00ec v\u00e0 t\u1ea1i sao n\u00f3 l\u1ea1i quan tr\u1ecdng\" class=\"wp-image-5796\" srcset=\"https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-34.png 746w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-34-300x168.png 300w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-34-18x10.png 18w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-34-1x1.png 1w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-34-10x6.png 10w\" sizes=\"auto, (max-width: 746px) 100vw, 746px\" \/><\/figure>\n\n\n\n<p>Ch\u1ee9ng ch\u1ec9 SSL (Secure Sockets Layer) m\u00e3 h\u00f3a d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n gi\u1eefa tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 trang web c\u1ee7a b\u1ea1n. Khi SSL ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang c\u00e1ch, kh\u00e1ch truy c\u1eadp s\u1ebd th\u1ea5y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bi\u1ec3u t\u01b0\u1ee3ng \u1ed5 kh\u00f3a trong tr\u00ecnh duy\u1ec7t<\/li>\n\n\n\n<li>Ti\u1ec1n t\u1ed1 https:\/\/ trong URL<\/li>\n\n\n\n<li>C\u00e1c t\u00edn hi\u1ec7u tin c\u1eady b\u1ea3o v\u1ec7 th\u00f4ng tin \u0111\u0103ng nh\u1eadp, bi\u1ec3u m\u1eabu li\u00ean h\u1ec7 v\u00e0 thanh to\u00e1n.<\/li>\n<\/ul>\n\n\n\n<p>N\u1ebfu kh\u00f4ng c\u00f3 SSL, tr\u00ecnh duy\u1ec7t s\u1ebd c\u1ea3nh b\u00e1o ng\u01b0\u1eddi d\u00f9ng r\u1eb1ng trang web c\u1ee7a b\u1ea1n kh\u00f4ng an to\u00e0n\u2014ngay c\u1ea3 khi kh\u00f4ng c\u00f3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c h\u1ea1i n\u00e0o x\u1ea3y ra.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c trang web WordPress, SSL kh\u00f4ng c\u00f2n l\u00e0 t\u00f9y ch\u1ecdn n\u1eefa. Google s\u1eed d\u1ee5ng HTTPS nh\u01b0 m\u1ed9t t\u00edn hi\u1ec7u x\u1ebfp h\u1ea1ng v\u00e0 h\u1ea7u h\u1ebft c\u00e1c tr\u00ecnh duy\u1ec7t hi\u1ec7n \u0111\u1ea1i \u0111\u1ec1u ch\u1ee7 \u0111\u1ed9ng ng\u0103n ng\u01b0\u1eddi d\u00f9ng t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c trang web kh\u00f4ng an to\u00e0n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00ec sao c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 SSL th\u01b0\u1eddng xuy\u00ean x\u1ea3y ra gi\u1eefa IONOS v\u00e0 WordPress?<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"513\" src=\"https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-35-1024x513.png\" alt=\"C\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i ch\u1ee9ng ch\u1ec9 SSL gi\u1eefa IONOS v\u00e0 WordPress - T\u1ea1i sao c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 SSL th\u01b0\u1eddng x\u1ea3y ra gi\u1eefa IONOS v\u00e0 WordPress\" class=\"wp-image-5797\" srcset=\"https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-35-1024x513.png 1024w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-35-300x150.png 300w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-35-768x385.png 768w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-35-18x9.png 18w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-35-1000x501.png 1000w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-35-1x1.png 1w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-35-10x5.png 10w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-35.png 1082w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong><a href=\"https:\/\/www.ionos.com\/\" target=\"_blank\" rel=\"noopener\">IONOS<\/a><\/strong> Cung c\u1ea5p ch\u1ee9ng ch\u1ec9 SSL \u1edf c\u1ea5p \u0111\u1ed9 m\u00e1y ch\u1ee7 l\u01b0u tr\u1eef, trong khi WordPress ki\u1ec3m so\u00e1t c\u00e1ch t\u1ea3i URL, t\u00e0i nguy\u00ean v\u00e0 li\u00ean k\u1ebft n\u1ed9i b\u1ed9. V\u1ea5n \u0111\u1ec1 ph\u00e1t sinh khi hai h\u1ec7 th\u1ed1ng n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ed3ng b\u1ed9 h\u00f3a ho\u00e0n h\u1ea3o.<\/p>\n\n\n\n<p>C\u00e1c nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SSL \u0111\u00e3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t trong IONOS, nh\u01b0ng ch\u01b0a \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh trong WordPress.<\/li>\n\n\n\n<li>N\u1ed9i dung h\u1ed7n h\u1ee3p (m\u1ed9t s\u1ed1 t\u1ec7p v\u1eabn \u0111ang t\u1ea3i qua HTTP)<\/li>\n\n\n\n<li>\u0110\u1ecba ch\u1ec9 WordPress ho\u1eb7c \u0111\u1ecba ch\u1ec9 trang web kh\u00f4ng ch\u00ednh x\u00e1c<\/li>\n\n\n\n<li>Xung \u0111\u1ed9t b\u1ed9 nh\u1edb \u0111\u1ec7m ho\u1eb7c CDN<\/li>\n\n\n\n<li>SSL \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t tr\u00ean m\u1ed9t phi\u00ean b\u1ea3n t\u00ean mi\u1ec1n nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t tr\u00ean c\u00e1c phi\u00ean b\u1ea3n kh\u00e1c.<\/li>\n<\/ul>\n\n\n\n<p>Hi\u1ec3u r\u00f5 nh\u1eefng nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 n\u00e0y s\u1ebd gi\u00fap vi\u1ec7c kh\u1eafc ph\u1ee5c v\u1ea5n \u0111\u1ec1 tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n nhi\u1ec1u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 1: X\u00e1c nh\u1eadn r\u1eb1ng SSL \u0111\u00e3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t trong IONOS<\/h2>\n\n\n\n<p>Tr\u01b0\u1edbc khi \u0111\u1ed9ng \u0111\u1ebfn WordPress, h\u00e3y lu\u00f4n b\u1eaft \u0111\u1ea7u t\u1eeb kh\u00e2u ch\u1ecdn hosting.<\/p>\n\n\n\n<p>\u0110\u0103ng nh\u1eadp v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n IONOS c\u1ee7a b\u1ea1n v\u00e0 ki\u1ec3m tra:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>T\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea5p ch\u1ee9ng ch\u1ec9 SSL ch\u01b0a?<\/li>\n\n\n\n<li>N\u00f3 c\u00f2n hi\u1ec7u l\u1ef1c v\u00e0 ch\u01b0a h\u1ebft h\u1ea1n kh\u00f4ng?<\/li>\n\n\n\n<li>Li\u1ec7u n\u00f3 c\u00f3 bao g\u1ed3m \u0111\u00fang t\u00ean mi\u1ec1n (c\u00f3 ho\u1eb7c kh\u00f4ng c\u00f3 \u201cwww\u201d) kh\u00f4ng?<\/li>\n<\/ul>\n\n\n\n<p>IONOS th\u01b0\u1eddng cung c\u1ea5p ch\u1ee9ng ch\u1ec9 SSL mi\u1ec5n ph\u00ed, nh\u01b0ng vi\u1ec7c k\u00edch ho\u1ea1t kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng t\u1ef1 \u0111\u1ed9ng. N\u1ebfu SSL kh\u00f4ng \u0111\u01b0\u1ee3c b\u1eadt, WordPress s\u1ebd kh\u00f4ng th\u1ec3 s\u1eed d\u1ee5ng n\u00f3 m\u1ed9t c\u00e1ch \u0111\u00fang c\u00e1ch.<\/p>\n\n\n\n<p>Sau khi x\u00e1c nh\u1eadn SSL \u0111\u00e3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t trong IONOS, h\u00e3y chuy\u1ec3n sang WordPress.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 2: C\u1eadp nh\u1eadt URL trang web WordPress sang HTTPS<\/h2>\n\n\n\n<p>M\u1ed9t trong nh\u1eefng l\u00fd do ph\u1ed5 bi\u1ebfn nh\u1ea5t khi\u1ebfn m\u1ecdi ng\u01b0\u1eddi t\u00ecm ki\u1ebfm c\u00e1ch kh\u1eafc ph\u1ee5c ch\u1ee9ng ch\u1ec9 SSL l\u00e0... <strong><a href=\"https:\/\/www.ionos.com\/\" target=\"_blank\" rel=\"noopener\">IONOS<\/a><\/strong> V\u00e0 WordPress \u0111\u01a1n gi\u1ea3n l\u00e0 v\u00ec WordPress v\u1eabn s\u1eed d\u1ee5ng giao th\u1ee9c HTTP b\u00ean trong.<\/p>\n\n\n\n<p>Trong trang qu\u1ea3n tr\u1ecb WordPress c\u1ee7a b\u1ea1n:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>V\u00e0o C\u00e0i \u0111\u1eb7t \u2192 Chung<\/li>\n\n\n\n<li>C\u1eadp nh\u1eadt c\u1ea3 hai tr\u01b0\u1eddng:\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ecba ch\u1ec9 WordPress (URL)<\/li>\n\n\n\n<li>\u0110\u1ecba ch\u1ec9 trang web (URL)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Thay \u0111\u1ed5i <code>http:\/\/<\/code> \u0111\u1ec3 <code>https<\/code><\/li>\n\n\n\n<li>L\u01b0u thay \u0111\u1ed5i v\u00e0 \u0111\u0103ng nh\u1eadp l\u1ea1i.<\/li>\n<\/ol>\n\n\n\n<p>\u0110i\u1ec1u n\u00e0y y\u00eau c\u1ea7u WordPress t\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c trang c\u1ed1t l\u00f5i m\u1ed9t c\u00e1ch an to\u00e0n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 3: S\u1eeda l\u1ed7i n\u1ed9i dung h\u1ed7n h\u1ee3p (R\u1ea5t th\u01b0\u1eddng g\u1eb7p)<\/h2>\n\n\n\n<p>Ngay c\u1ea3 sau khi b\u1eadt HTTPS, tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n v\u1eabn c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb c\u1ea3nh b\u00e1o \u201cKh\u00f4ng an to\u00e0n\u201d. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng c\u00f3 ngh\u0129a l\u00e0 n\u1ed9i dung h\u1ed7n h\u1ee3p.<\/p>\n\n\n\n<p>N\u1ed9i dung h\u1ed7n h\u1ee3p x\u1ea3y ra khi:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Trang n\u00e0y t\u1ea3i qua HTTPS<\/li>\n\n\n\n<li>Tuy nhi\u00ean, h\u00ecnh \u1ea3nh, t\u1eadp l\u1ec7nh ho\u1eb7c b\u1ea3ng \u0111\u1ecbnh ki\u1ec3u v\u1eabn \u0111\u01b0\u1ee3c t\u1ea3i qua HTTP.<\/li>\n<\/ul>\n\n\n\n<p>Tr\u00ecnh duy\u1ec7t s\u1ebd ch\u1eb7n ho\u1eb7c c\u1ea3nh b\u00e1o v\u1ec1 h\u00e0nh vi n\u00e0y.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1ch nh\u1eadn bi\u1ebft n\u1ed9i dung h\u1ed7n h\u1ee3p<\/h3>\n\n\n\n<p>M\u1edf trang web c\u1ee7a b\u1ea1n trong Chrome, nh\u1ea5p chu\u1ed9t ph\u1ea3i v\u00e0 ch\u1ecdn Ki\u1ec3m tra (Inspect).<br>H\u00e3y t\u00ecm ki\u1ebfm c\u00e1c c\u1ea3nh b\u00e1o nh\u01b0 sau:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u201cL\u1ed7i khi t\u1ea3i n\u1ed9i dung h\u1ed7n h\u1ee3p \u0111ang ho\u1ea1t \u0111\u1ed9ng\u201d<\/p>\n<\/blockquote>\n\n\n\n<p>Nh\u1eefng th\u00f4ng b\u00e1o n\u00e0y cho bi\u1ebft ch\u00ednh x\u00e1c nh\u1eefng t\u1ec7p n\u00e0o v\u1eabn \u0111ang s\u1eed d\u1ee5ng giao th\u1ee9c HTTP.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 4: T\u1ef1 \u0111\u1ed9ng thay th\u1ebf URL HTTP trong WordPress<\/h2>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft <strong><a href=\"https:\/\/www.WordPres.com\" target=\"_blank\" rel=\"noopener\">WordPress<\/a><\/strong> \u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng, c\u00e1ch kh\u1eafc ph\u1ee5c nhanh nh\u1ea5t l\u00e0 s\u1eed d\u1ee5ng plugin.<\/p>\n\n\n\n<p>C\u00e1c l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SSL th\u1ef1c s\u1ef1 \u0111\u01a1n gi\u1ea3n<\/li>\n\n\n\n<li>T\u00ecm ki\u1ebfm v\u00e0 thay th\u1ebf t\u1ed1t h\u01a1n<\/li>\n\n\n\n<li>WP-CLI (d\u00e0nh cho ng\u01b0\u1eddi d\u00f9ng n\u00e2ng cao)<\/li>\n<\/ul>\n\n\n\n<p>M\u1ed9t plugin nh\u01b0 Really Simple SSL t\u1ef1 \u0111\u1ed9ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ph\u00e1t hi\u1ec7n SSL<\/li>\n\n\n\n<li>C\u1eadp nh\u1eadt URL n\u1ed9i b\u1ed9<\/li>\n\n\n\n<li>Bu\u1ed9c s\u1eed d\u1ee5ng HTTPS<\/li>\n\n\n\n<li>Kh\u1eafc ph\u1ee5c c\u00e1c s\u1ef1 c\u1ed1 n\u1ed9i dung h\u1ed7n h\u1ee3p th\u01b0\u1eddng g\u1eb7p.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u00e2y th\u01b0\u1eddng l\u00e0 gi\u1ea3i ph\u00e1p \u0111\u01a1n gi\u1ea3n nh\u1ea5t d\u00e0nh cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 5: Bu\u1ed9c s\u1eed d\u1ee5ng HTTPS th\u00f4ng qua t\u1ec7p .htaccess (T\u00f9y ch\u1ecdn nh\u01b0ng r\u1ea5t hi\u1ec7u qu\u1ea3)<\/h2>\n\n\n\n<p>N\u1ebfu trang web c\u1ee7a b\u1ea1n v\u1eabn t\u1ea3i c\u1ea3 phi\u00ean b\u1ea3n HTTP v\u00e0 HTTPS, vi\u1ec7c bu\u1ed9c s\u1eed d\u1ee5ng HTTPS \u1edf c\u1ea5p \u0111\u1ed9 m\u00e1y ch\u1ee7 s\u1ebd \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n.<\/p>\n\n\n\n<p>Th\u00eam quy t\u1eafc n\u00e0y v\u00e0o... <code>.htaccess<\/code> file:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>RewriteEngine On\nRewriteCond %{HTTPS} !=on\nRewriteRule ^ https:\/\/%{HTTP_HOST}%{REQUEST_URI} &#91;L,R=301]\n<\/code><\/pre>\n\n\n\n<p>Vi\u1ec7c n\u00e0y s\u1ebd chuy\u1ec3n h\u01b0\u1edbng v\u0129nh vi\u1ec5n to\u00e0n b\u1ed9 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp sang HTTPS, gi\u00fap c\u1ea3i thi\u1ec7n c\u1ea3 SEO v\u00e0 b\u1ea3o m\u1eadt.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Lu\u00f4n sao l\u01b0u trang web c\u1ee7a b\u1ea1n tr\u01b0\u1edbc khi ch\u1ec9nh s\u1eeda. <code>.htaccess<\/code>.<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 6: X\u00f3a b\u1ed9 nh\u1edb \u0111\u1ec7m v\u00e0 c\u00e1c l\u1edbp CDN<\/h2>\n\n\n\n<p>Vi\u1ec7c l\u01b0u v\u00e0o b\u1ed9 nh\u1edb \u0111\u1ec7m c\u00f3 th\u1ec3 khi\u1ebfn c\u00e1c b\u1ea3n v\u00e1 l\u1ed7i SSL tr\u00f4ng nh\u01b0 b\u1ecb l\u1ed7i\u2014ngay c\u1ea3 khi ch\u00fang kh\u00f4ng th\u1ef1c s\u1ef1 b\u1ecb l\u1ed7i.<\/p>\n\n\n\n<p>Sau khi th\u1ef1c hi\u1ec7n c\u00e1c thay \u0111\u1ed5i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>X\u00f3a b\u1ed9 nh\u1edb cache c\u1ee7a WordPress<\/li>\n\n\n\n<li>X\u00f3a b\u1ed9 nh\u1edb \u0111\u1ec7m IONOS (n\u1ebfu \u0111\u01b0\u1ee3c b\u1eadt)<\/li>\n\n\n\n<li>X\u00f3a b\u1ed9 nh\u1edb \u0111\u1ec7m CDN (Cloudflare, v.v.)<\/li>\n\n\n\n<li>L\u00e0m m\u1edbi b\u1ed9 nh\u1edb cache c\u1ee7a tr\u00ecnh duy\u1ec7t ho\u1eb7c s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 \u1ea9n danh.<\/li>\n<\/ul>\n\n\n\n<p>Nhi\u1ec1u s\u1ef1 c\u1ed1 SSL \u0111\u01a1n gi\u1ea3n ch\u1ec9 l\u00e0 do c\u00e1c t\u1ec7p tin \u0111\u01b0\u1ee3c l\u01b0u trong b\u1ed9 nh\u1edb cache c\u0169.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 7: Ki\u1ec3m tra c\u00e1c bi\u1ebfn th\u1ec3 t\u00ean mi\u1ec1n (c\u00f3 www v\u00e0 kh\u00f4ng c\u00f3 www)<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-36.png\" alt=\"C\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i ch\u1ee9ng ch\u1ec9 SSL gi\u1eefa IONOS v\u00e0 WordPress - Ki\u1ec3m tra c\u00e1c bi\u1ebfn th\u1ec3 t\u00ean mi\u1ec1n\" class=\"wp-image-5798\" srcset=\"https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-36.png 1024w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-36-300x169.png 300w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-36-768x432.png 768w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-36-18x10.png 18w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-36-1000x563.png 1000w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-36-1x1.png 1w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-36-10x6.png 10w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong><a href=\"https:\/\/www.ionos.com\/\" target=\"_blank\" rel=\"noopener\">IONOS<\/a><\/strong> Ch\u1ee9ng ch\u1ec9 SSL c\u00f3 th\u1ec3 bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>v\u00ed d\u1ee5.com<\/li>\n\n\n\n<li>www.example.com<br>\u2026nh\u01b0ng WordPress c\u00f3 th\u1ec3 \u0111ang s\u1eed d\u1ee5ng phi\u00ean b\u1ea3n kh\u00e1c.<\/li>\n<\/ul>\n\n\n\n<p>H\u00e3y \u0111\u1ea3m b\u1ea3o:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SSL h\u1ed7 tr\u1ee3 t\u1ea5t c\u1ea3 c\u00e1c bi\u1ebfn th\u1ec3 t\u00ean mi\u1ec1n.<\/li>\n\n\n\n<li>URL c\u1ee7a WordPress kh\u1edbp v\u1edbi phi\u00ean b\u1ea3n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1eb1ng SSL.<\/li>\n\n\n\n<li>Vi\u1ec7c chuy\u1ec3n h\u01b0\u1edbng di\u1ec5n ra nh\u1ea5t qu\u00e1n.<\/li>\n<\/ul>\n\n\n\n<p>Vi\u1ec7c kh\u00f4ng nh\u1ea5t qu\u00e1n phi\u00ean b\u1ea3n t\u00ean mi\u1ec1n l\u00e0 m\u1ed9t nguy\u00ean nh\u00e2n th\u1ea7m l\u1eb7ng nh\u01b0ng ph\u1ed5 bi\u1ebfn g\u00e2y ra l\u1ed7i SSL.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 8: Ki\u1ec3m tra thi\u1ebft l\u1eadp SSL c\u1ee7a b\u1ea1n m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c<\/h2>\n\n\n\n<p>Sau khi s\u1eeda ch\u1eefa m\u1ecdi th\u1ee9, h\u00e3y ki\u1ec3m tra trang web c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u00f3a tr\u00ecnh duy\u1ec7t<\/li>\n\n\n\n<li>Ch\u1ebf \u0111\u1ed9 \u1ea9n danh<\/li>\n\n\n\n<li>C\u00f4ng c\u1ee5 ki\u1ec3m tra SSL tr\u1ef1c tuy\u1ebfn<\/li>\n<\/ul>\n\n\n\n<p>Ki\u1ec3m tra:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kh\u00f4ng c\u00f3 c\u1ea3nh b\u00e1o n\u1ed9i dung h\u1ed7n h\u1ee3p<\/li>\n\n\n\n<li>Kh\u00f4ng c\u00f3 v\u00f2ng l\u1eb7p chuy\u1ec3n h\u01b0\u1edbng<\/li>\n\n\n\n<li>HTTPS ho\u1ea1t \u0111\u1ed9ng tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c trang, kh\u00f4ng ch\u1ec9 trang ch\u1ee7.<\/li>\n<\/ul>\n\n\n\n<p>M\u1ed9t thi\u1ebft l\u1eadp SSL \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u00fang c\u00e1ch s\u1ebd mang l\u1ea1i tr\u1ea3i nghi\u1ec7m g\u1ea7n nh\u01b0 v\u00f4 h\u00ecnh cho ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c l\u1ed7i SSL th\u01b0\u1eddng g\u1eb7p gi\u1eefa IONOS v\u00e0 WordPress (Gi\u1ea3i th\u00edch \u0111\u01a1n gi\u1ea3n)<\/h2>\n\n\n\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng v\u1ea5n \u0111\u1ec1 m\u00e0 m\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng g\u1eb7p ph\u1ea3i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u201cQu\u00e1 nhi\u1ec1u chuy\u1ec3n h\u01b0\u1edbng\u201d<br>Nguy\u00ean nh\u00e2n th\u01b0\u1eddng l\u00e0 do xung \u0111\u1ed9t gi\u1eefa c\u00e1c quy t\u1eafc HTTPS c\u1ee7a WordPress, c\u00e1c plugin v\u00e0 c\u00e0i \u0111\u1eb7t m\u00e1y ch\u1ee7.<\/li>\n\n\n\n<li>\u201cK\u1ebft n\u1ed1i c\u1ee7a b\u1ea1n kh\u00f4ng ri\u00eang t\u01b0\u201d<br>Th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n khi ch\u1ee9ng ch\u1ec9 SSL h\u1ebft h\u1ea1n, \u0111\u01b0\u1ee3c c\u1ea5p sai ho\u1eb7c ch\u01b0a \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt \u0111\u1ea7y \u0111\u1ee7.<\/li>\n\n\n\n<li>M\u1ed9t s\u1ed1 trang b\u1ecb thi\u1ebfu \u1ed5 kh\u00f3a.<br>Cho bi\u1ebft n\u1ed9i dung h\u1ed7n h\u1ee3p b\u00ean trong c\u00e1c b\u00e0i \u0111\u0103ng ho\u1eb7c t\u1ec7p ch\u1ee7 \u0111\u1ec1.<\/li>\n<\/ul>\n\n\n\n<p>M\u1ed7i v\u1ea5n \u0111\u1ec1 n\u00e0y \u0111\u1ec1u c\u00f3 nguy\u00ean nh\u00e2n h\u1ee3p l\u00fd v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1ch ph\u00f2ng tr\u00e1nh c\u00e1c s\u1ef1 c\u1ed1 SSL trong t\u01b0\u01a1ng lai<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"705\" src=\"https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-37-1024x705.png\" alt=\"C\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i ch\u1ee9ng ch\u1ec9 SSL gi\u1eefa IONOS v\u00e0 WordPress - C\u00e1ch ng\u0103n ng\u1eeba c\u00e1c s\u1ef1 c\u1ed1 SSL trong t\u01b0\u01a1ng lai\" class=\"wp-image-5799\" srcset=\"https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-37-1024x705.png 1024w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-37-300x206.png 300w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-37-768x529.png 768w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-37-18x12.png 18w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-37-1000x688.png 1000w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-37-1x1.png 1w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-37-10x7.png 10w, https:\/\/www.airsang.com\/wp-content\/uploads\/2026\/01\/image-37.png 1254w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Sau khi kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 SSL, vi\u1ec7c ph\u00f2ng ng\u1eeba tr\u1edf n\u00ean quan tr\u1ecdng h\u01a1n.<\/p>\n\n\n\n<p>C\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ed1t nh\u1ea5t:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lu\u00f4n k\u00edch ho\u1ea1t SSL tr\u01b0\u1edbc khi ra m\u1eaft trang web.<\/li>\n\n\n\n<li>H\u00e3y s\u1eed d\u1ee5ng HTTPS ngay t\u1eeb \u0111\u1ea7u.<\/li>\n\n\n\n<li>Tr\u00e1nh s\u1eed d\u1ee5ng c\u00e1c li\u00ean k\u1ebft HTTP \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a c\u1ee9ng trong giao di\u1ec7n.<\/li>\n\n\n\n<li>Lu\u00f4n c\u1eadp nh\u1eadt c\u00e1c plugin v\u00e0 giao di\u1ec7n.<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng c\u00e0i \u0111\u1eb7t t\u00ean mi\u1ec1n nh\u1ea5t qu\u00e1n<\/li>\n<\/ul>\n\n\n\n<p>C\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 SSL th\u01b0\u1eddng t\u00e1i di\u1ec5n khi c\u00e1c trang web ph\u00e1t tri\u1ec3n, di chuy\u1ec3n ho\u1eb7c thay \u0111\u1ed5i nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef m\u00e0 kh\u00f4ng c\u00f3 k\u1ebf ho\u1ea1ch r\u00f5 r\u00e0ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi k\u1ebft: SSL kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t chi ti\u1ebft k\u1ef9 thu\u1eadt.<\/h2>\n\n\n\n<p>T\u00ecm hi\u1ec3u c\u00e1ch kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 ch\u1ee9ng ch\u1ec9 SSL gi\u1eefa <strong><a href=\"https:\/\/www.ionos.com\/\" target=\"_blank\" rel=\"noopener\">IONOS<\/a><\/strong> V\u00e0 <strong><a href=\"https:\/\/www.WordPres.com\" target=\"_blank\" rel=\"noopener\">WordPress<\/a><\/strong> Vi\u1ec7c n\u00e0y kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 lo\u1ea1i b\u1ecf c\u00e1c c\u1ea3nh b\u00e1o c\u1ee7a tr\u00ecnh duy\u1ec7t.<\/p>\n\n\n\n<p>N\u1ed9i dung ch\u00ednh l\u00e0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ni\u1ec1m tin c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/li>\n\n\n\n<li>Hi\u1ec7u su\u1ea5t SEO<\/li>\n\n\n\n<li>T\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i<\/li>\n\n\n\n<li>Uy t\u00edn th\u01b0\u01a1ng hi\u1ec7u<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi c\u00e1c trang web xuy\u00ean bi\u00ean gi\u1edbi, SSL l\u00e0 m\u1ed9t y\u00eau c\u1ea7u c\u01a1 b\u1ea3n. Kh\u00e1ch truy c\u1eadp t\u1eeb c\u00e1c qu\u1ed1c gia kh\u00e1c nhau th\u1eadm ch\u00ed c\u00f2n nh\u1ea1y c\u1ea3m h\u01a1n v\u1edbi c\u00e1c t\u00edn hi\u1ec7u b\u1ea3o m\u1eadt.<\/p>\n\n\n\n<p>T\u1ea1i <strong><a href=\"https:\/\/www.airsang.com\/vi\/\" target=\"_blank\" rel=\"noopener\">AIRSANG<\/a><\/strong>, \u0110\u00e2y ch\u00ednh x\u00e1c l\u00e0 lo\u1ea1i c\u00f4ng vi\u1ec7c ch\u00fang t\u00f4i th\u1ef1c hi\u1ec7n h\u00e0ng ng\u00e0y \u2014 gi\u00fap c\u00e1c doanh nghi\u1ec7p to\u00e0n c\u1ea7u x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng an to\u00e0n v\u00e0 hi\u1ec7u su\u1ea5t cao. <strong><a href=\"https:\/\/www.WordPres.com\" target=\"_blank\" rel=\"noopener\">WordPress<\/a><\/strong> C\u00e1c trang web c\u1ee7a ch\u00fang t\u00f4i s\u1eb5n s\u00e0ng cho th\u1ecb tr\u01b0\u1eddng qu\u1ed1c t\u1ebf. T\u1eeb thi\u1ebft k\u1ebf website \u0111\u1ebfn thi\u1ebft l\u1eadp k\u1ef9 thu\u1eadt v\u00e0 t\u1ed1i \u01b0u h\u00f3a d\u00e0i h\u1ea1n, ch\u00fang t\u00f4i \u0111\u1ea3m b\u1ea3o trang web c\u1ee7a b\u1ea1n kh\u00f4ng ch\u1ec9 \u0111\u1eb9p m\u1eaft m\u00e0 c\u00f2n \u0111\u00e1ng tin c\u1eady v\u00e0 an to\u00e0n.<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n \u0111ang g\u1eb7p v\u1ea5n \u0111\u1ec1 v\u1ec1 SSL\u2014ho\u1eb7c \u0111ang l\u00ean k\u1ebf ho\u1ea1ch cho m\u1ed9t trang web WordPress xuy\u00ean bi\u00ean gi\u1edbi\u2014ch\u00fang t\u00f4i lu\u00f4n s\u1eb5n l\u00f2ng tr\u1ee3 gi\u00fap.<\/p>","protected":false},"excerpt":{"rendered":"<p>When you open your WordPress website and suddenly see a \u201cNot Secure\u201d warning in the browser, it can be alarming. Even worse, visitors may leave&#8230;<\/p>","protected":false},"author":2,"featured_media":5799,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20,1],"tags":[],"class_list":["post-5794","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-insights","category-web-knowledge"],"_links":{"self":[{"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/posts\/5794","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/comments?post=5794"}],"version-history":[{"count":1,"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/posts\/5794\/revisions"}],"predecessor-version":[{"id":5800,"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/posts\/5794\/revisions\/5800"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/media\/5799"}],"wp:attachment":[{"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/media?parent=5794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/categories?post=5794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.airsang.com\/vi\/wp-json\/wp\/v2\/tags?post=5794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}