{"id":27882,"date":"2024-06-22T15:32:06","date_gmt":"2024-06-22T08:32:06","guid":{"rendered":"https:\/\/wiki.tino.org\/staging\/?p=27882"},"modified":"2025-06-11T14:26:05","modified_gmt":"2025-06-11T07:26:05","slug":"cach-sua-loi-ssl-wordpress","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/cach-sua-loi-ssl-wordpress\/","title":{"rendered":"Chia s\u1ebb 5 c\u00e1ch s\u1eeda l\u1ed7i SSL WordPress hi\u1ec7u qu\u1ea3 100%"},"content":{"rendered":"\n<p><strong>Trong qu\u00e1 tr\u00ecnh tri\u1ec3n khai trang web b\u1eb1ng <a href=\"https:\/\/tino.vn\/blog\/wordpress-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">WordPress<\/a>, v\u00f4 t\u00ecnh b\u1ea1n c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i c\u00e1c l\u1ed7i li\u00ean quan \u0111\u1ebfn SSL WordPress nh\u01b0: l\u1ed7i NET::ERR_CERT_INVALID, l\u1ed7i Mixed Content Errors, l\u1ed7i WordPress kh\u00f4ng t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng HTTP sang HTTPS v\u00e0 l\u1ed7i t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng qu\u00e1 nhi\u1ec1u sang HTTPS,&#8230; Trong b\u00e0i vi\u1ebft n\u00e0y, TinoHost s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1ch s\u1eeda l\u1ed7i SSL WordPress t\u1eadn g\u1ed1c r\u1ec5 ngay l\u1eadp t\u1ee9c!<\/strong><\/p>\n\n\n\n<h2 id=\"SSL_l\u00e0_g\u00ec?\"><a id=\"post-27882-_i956ciau9k2v\"><\/a><strong>SSL l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p><strong><a href=\"https:\/\/tino.vn\/blog\/ssl-certificate-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">SSL <\/a><\/strong>l\u00e0 c\u1ee5m t\u1eeb vi\u1ebft t\u1eaft c\u1ee7a <strong>Secure Sockets Layer<\/strong>. \u0110\u00e2y l\u00e0 m\u1ed9t giao th\u1ee9c b\u1ea3o m\u1eadt gi\u00fap gia t\u0103ng quy\u1ec1n ri\u00eang t\u01b0, x\u00e1c th\u1ef1c v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a d\u1eef li\u1ec7u tr\u00ean Internet, \u0111\u01b0\u1ee3c Netscape ph\u00e1t tri\u1ec3n t\u1eeb nh\u1eefng n\u0103m 1995.<\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-1.webp\" alt=\"ssl-la-gi\" class=\"wp-image-85824\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-1.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-1-300x161.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>SSL l\u00e0 g\u00ec?<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"C\u00e1ch_nh\u1eadn_di\u1ec7n_website_c\u00f3_c\u00e0i_\u0111\u1eb7t_SSL_hay_kh\u00f4ng\"><a id=\"post-27882-_pleh8ofrj1xn\"><\/a><strong>C\u00e1ch nh\u1eadn di\u1ec7n website c\u00f3 c\u00e0i \u0111\u1eb7t SSL hay kh\u00f4ng<\/strong><\/h3>\n\n\n\n<p>Kh\u00f4ng c\u00e0i \u0111\u1eb7t SSL ch\u00ednh l\u00e0 m\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn C\u00e1ch s\u1eeda l\u1ed7i SSL. \u0110\u1ec3 ki\u1ec3m tra xem trang web c\u1ee7a b\u1ea1n c\u00f3 c\u00e0i \u0111\u1eb7t SSL hay ch\u01b0a, b\u1ea1n ch\u1ec9 c\u1ea7n thao t\u00e1c \u0111\u01a1n gi\u1ea3n nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Truy c\u1eadp v\u00e0o trang web c\u1ea7n ki\u1ec3m tra.<\/strong><\/li>\n\n\n\n<li>N\u1ebfu c\u00e1c ph\u1ea7n m\u1ec1m di\u1ec7t <a href=\"https:\/\/tino.vn\/blog\/virus-va-malware-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Virus<\/a>, Window Defender <strong>ch\u1eb7n kh\u00f4ng cho b\u1ea1n ti\u1ebfp t\u1ee5c truy c\u1eadp<\/strong> v\u00e0o trang. \u0110\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c trang web \u0111\u00f3 ch\u01b0a c\u00e0i \u0111\u1eb7t SSL.<\/li>\n\n\n\n<li>N\u1ebfu b\u1ea1n v\u1eabn v\u00e0o \u0111\u01b0\u1ee3c trang web, b\u1ea1n th\u1eed nh\u00ecn v\u00e0o g\u00f3c tr\u00e1i tr\u00ean m\u00e0n h\u00ecnh xem c\u00f3 n\u00fat \u1ed5 kh\u00f3a hay kh\u00f4ng. Tr\u01b0\u1eddng h\u1ee3p trang web b\u1ecb tr\u00ecnh duy\u1ec7t hi\u1ec3n th\u1ecb nh\u01b0 \u1ea3nh sau \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c SSL ch\u01b0a \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t. Website \u0111\u00f3 \u0111ang s\u1eed d\u1ee5ng HTTP kh\u00f4ng an to\u00e0n v\u1edbi d\u1eef li\u1ec7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"463\" height=\"341\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-4.png\" alt=\"cach-nhan-dien-website-co-cai-dat-ssl-hay-khong\" class=\"wp-image-85825\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-4.png 463w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-4-300x221.png 300w\" sizes=\"(max-width: 463px) 100vw, 463px\" \/><figcaption class=\"wp-element-caption\"><strong>C\u00e1ch nh\u1eadn di\u1ec7n website c\u00f3 c\u00e0i \u0111\u1eb7t SSL hay kh\u00f4ng<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"T\u1ea1i_sao_n\u00ean_c\u00e0i_\u0111\u1eb7t_SSL_cho_website?\"><a id=\"post-27882-_e6m918588fp8\"><\/a><strong>T\u1ea1i sao n\u00ean c\u00e0i \u0111\u1eb7t SSL cho website?<\/strong><\/h3>\n\n\n\n<p>N\u0103m 2014, Google ch\u00ednh th\u1ee9c \u01b0u ti\u00ean c\u00e1c website h\u1ed7 tr\u1ee3 giao th\u1ee9c HTTPS trong k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm c\u1ee7a h\u1ecd. Giao th\u1ee9c HTTPS an to\u00e0n s\u1ebd gi\u1ea3m nguy c\u01a1 gi\u1ea3 danh, \u0111\u1ea3m b\u1ea3o an to\u00e0n cho ng\u01b0\u1eddi d\u00f9ng, t\u00edch h\u1ee3p ch\u1ee9ng ch\u1ec9 SSL v\u00e0o m\u1ed9t website HTTP \u0111\u1ec3 chuy\u1ec3n th\u00e0nh HTTPS l\u00e0 m\u1ed9t s\u1ef1 l\u1ef1a ch\u1ecdn v\u00f4 c\u00f9ng h\u1ee3p l\u00fd.<\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-2.png\" alt=\"tai-sao-nen-cai-dat-ssl-cho-website\" class=\"wp-image-85826\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-2.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-2-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>T\u1ea1i sao n\u00ean c\u00e0i \u0111\u1eb7t SSL cho website?<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p>Ch\u1ee9ng ch\u1ec9 SSL\/STL kh\u00f4ng ch\u1ec9 c\u00f3 1 lo\u1ea1i duy nh\u1ea5t, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o 4 lo\u1ea1i sau \u0111\u00e2y v\u00e0 ch\u1ecdn ra cho trang web c\u1ee7a m\u00ecnh m\u1ed9t lo\u1ea1i ph\u00f9 h\u1ee3p nh\u1ea5t:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Domain Validation (DV) <\/strong>\u0110\u00e2y l\u00e0 lo\u1ea1i ch\u1ee9ng ch\u1ec9 th\u1ea5p nh\u1ea5t v\u00e0 ai c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1eb1ng c\u00e1ch <strong>x\u00e1c th\u1ef1c t\u00ean mi\u1ec1n<\/strong>.<\/li>\n\n\n\n<li><strong>Individual Validation (IV) <\/strong>\u0111\u00e2y l\u00e0 d\u1ea1ng <strong>x\u00e1c th\u1ef1c danh t\u00ednh c\u00e1 nh\u00e2n<\/strong> ng\u01b0\u1eddi y\u00eau c\u1ea7u ch\u1ee9ng ch\u1ec9.<\/li>\n\n\n\n<li><strong>Organization Validation (OV) <\/strong>Ch\u1ee9ng ch\u1ec9 n\u00e0y cao c\u1ea5p h\u01a1n ch\u1ee9ng ch\u1ec9 DV nh\u1eb1m \u0111\u1ec3 <strong>x\u00e1c th\u1ef1c danh t\u00ednh t\u1ed5 ch\u1ee9c<\/strong>.<\/li>\n\n\n\n<li><strong>Extended Validation (EV) <\/strong>d\u1ea1ng ch\u1ee9ng ch\u1ec9 n\u00e0y c\u0169ng l\u00e0 <strong>x\u00e1c th\u1ef1c danh t\u00ednh t\u1ed5 ch\u1ee9c<\/strong> nh\u01b0ng cao h\u01a1n ch\u1ee9ng ch\u1ec9 OV.<\/li>\n<\/ul>\n\n\n\n<p>Khi t\u00ecm \u0111\u01b0\u1ee3c lo\u1ea1i ph\u00f9 h\u1ee3p, b\u1ea1n c\u00f3 th\u1ec3 t\u00ecm nh\u00e0 cung c\u1ea5p uy t\u00edn \u0111\u1ec3 \u0111\u0103ng k\u00fd x\u00e1c th\u1ef1c v\u00e0 b\u1ea3o v\u1ec7 trang web c\u1ee7a m\u00ecnh, v\u00ed d\u1ee5 nh\u01b0 d\u1ecbch v\u1ee5 SSL c\u1ee7a TinoHost.<\/p>\n\n\n\n<h2 id=\"C\u00e1ch_s\u1eeda_C\u00e1ch_s\u1eeda_l\u1ed7i_SSL_WordPress\"><a id=\"post-27882-_kz8noff4wp9b\"><\/a><strong>C\u00e1ch s\u1eeda C\u00e1ch s\u1eeda l\u1ed7i SSL WordPress<\/strong><\/h2>\n\n\n\n<p>H\u1ea7u h\u1ebft c\u00e1c l\u1ed7i SSL WordPress x\u1ea3y ra \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u s\u1eed d\u1ee5ng WordPress, nh\u1eefng ng\u01b0\u1eddi c\u1ea5u h\u00ecnh SSL b\u1eb1ng tay ho\u1eb7c \u0111\u0103ng k\u00fd d\u1ecbch v\u1ee5 SSL mi\u1ec5n ph\u00ed c\u1ee7a Let\u2019s Encrypt.<\/p>\n\n\n\n<h3 id=\"Nh\u1eefng_l\u1ed7i_SSL_WordPress_th\u01b0\u1eddng_g\u1eb7p\"><a id=\"post-27882-_pfc6xx7uw6bb\"><\/a><strong>Nh\u1eefng l\u1ed7i SSL WordPress th\u01b0\u1eddng g\u1eb7p<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>L\u1ed7i x\u1ea3y ra khi c\u00f3 c\u00e0i \u0111\u1eb7t ho\u1eb7c ch\u01b0a c\u00e0i \u0111\u1eb7t SSL<\/strong>\n<ul class=\"wp-block-list\">\n<li>L\u1ed7i NET::ERR_CERT_INVALID<\/li>\n\n\n\n<li>L\u1ed7i Mixed Content Errors<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>L\u1ed7i sau khi c\u00e0i \u0111\u1eb7t SSL<\/strong>\n<ul class=\"wp-block-list\">\n<li>L\u1ed7i WordPress kh\u00f4ng t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng HTTP sang HTTPS<\/li>\n\n\n\n<li>L\u1ed7i t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng qu\u00e1 nhi\u1ec1u sang HTTPS<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-3.webp\" alt=\"nhung-loi-ssl-wordpress-thuong-gap\" class=\"wp-image-85827\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-3.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-3-300x161.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Nh\u1eefng l\u1ed7i SSL WordPress th\u01b0\u1eddng g\u1eb7p<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"L\u1ed7i_NET::ERR_CERT_INVALID\"><a id=\"post-27882-_n8u3qkv4q5n1\"><\/a><strong>L\u1ed7i NET::ERR_CERT_INVALID<\/strong><\/h3>\n\n\n\n<h4 id=\"Nguy\u00ean_nh\u00e2n_d\u1eabn_\u0111\u1ebfn_l\u1ed7i_NET::ERR_CERT_INVALID\"><a id=\"post-27882-_uhjsdipd557z\"><\/a><strong>Nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn l\u1ed7i NET::ERR_CERT_INVALID<\/strong><\/h4>\n\n\n\n<p>Khi b\u1ea1n s\u1eed d\u1ee5ng tr\u00ecnh duy\u1ec7t Google Chrome \u0111\u1ec3 truy c\u1eadp v\u00e0o trang web c\u1ee7a m\u00ecnh v\u00e0 b\u1ea1n th\u1ea5y d\u00f2ng l\u1ed7i NET::ERR_CERT_INVALID xu\u1ea5t hi\u1ec7n nh\u01b0 trong \u1ea3nh. V\u00e0 \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 x\u1ea3y ra nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Do trang web c\u1ee7a b\u1ea1n ch\u01b0a \u0111\u0103ng k\u00fd SSL.<\/li>\n<\/ul>\n\n\n\n<p>N\u1ebfu trang web c\u1ee7a b\u1ea1n \u0111\u00e3 c\u00e0i \u0111\u1eb7t SSL:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ee9ng ch\u1ec9 SSL h\u1ebft h\u1ea1n<\/li>\n\n\n\n<li>C\u1ea5u h\u00ecnh sai d\u1eabn \u0111\u1ebfn ch\u1ee9ng ch\u1ec9 b\u1ecb c\u1ea5p cho m\u1ed9t t\u00ean mi\u1ec1n ph\u1ee5 ho\u1eb7c t\u00ean mi\u1ec1n kh\u00e1c c\u1ee7a b\u1ea1n.<\/li>\n\n\n\n<li>Tr\u00ecnh duy\u1ec7t kh\u00f4ng th\u1ec3 nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c ch\u1ee9ng ch\u1ec9 do nh\u00e0 cung c\u1ea5p n\u00e0o c\u1ea5p cho b\u1ea1n.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"520\" height=\"286\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-5.png\" alt=\"loi-net::err-cert-invalid\" class=\"wp-image-85830\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-5.png 520w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-5-300x165.png 300w\" sizes=\"(max-width: 520px) 100vw, 520px\" \/><figcaption class=\"wp-element-caption\"><strong>L\u1ed7i NET::ERR_CERT_INVALID<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h4 id=\"C\u00e1ch_s\u1eeda_l\u1ed7i_NET::ERR_CERT_INVALID\"><a id=\"post-27882-_2k0k9rlyxfj\"><\/a><strong>C\u00e1ch s\u1eeda l\u1ed7i NET::ERR_CERT_INVALID<\/strong><\/h4>\n\n\n\n<p><strong>N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng ch\u1ee9ng ch\u1ec9 SSL mi\u1ec5n ph\u00ed<\/strong>, b\u1ea1n n\u00ean th\u1eed c\u00e0i \u0111\u1eb7t l\u1ea1i ch\u1ee9ng ch\u1ec9 SSL l\u1ea7n n\u1eefa v\u00e0 truy c\u1eadp xem web c\u1ee7a b\u1ea1n c\u00f3 ti\u1ebfp t\u1ee5c b\u1ecb l\u1ed7i hay kh\u00f4ng.<\/p>\n\n\n\n<p>Trong tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng Let\u2019s Encrypt, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i vi\u1ebft: <a href=\"https:\/\/tino.vn\/blog\/huong-dan-tao-chung-chi-ssl-mien-phi-voi-lets-encrypt\/\" target=\"_blank\" rel=\"noreferrer noopener\">H\u01b0\u1edbng d\u1eabn t\u1ea1o ch\u1ee9ng ch\u1ec9 SSL mi\u1ec5n ph\u00ed v\u1edbi Let\u2019s Encrypt 2024<\/a> \u0111\u1ec3 c\u00e0i \u0111\u1eb7t th\u1eadt ch\u00ednh x\u00e1c nh\u00e9!<\/p>\n\n\n\n<p>D\u00f9 kh\u00f4ng th\u01b0\u1eddng xuy\u00ean, <strong>n\u1ebfu ch\u1ee9ng ch\u1ec9 SSL c\u1ee7a b\u1ea1n l\u00e0 mua<\/strong>, b\u1ea1n c\u00f3 th\u1ec3 li\u00ean h\u1ec7 tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9i ng\u0169 h\u1ed7 tr\u1ee3 \u0111\u1ec3 \u0111\u01b0\u1ee3c b\u1ea3o h\u00e0nh.<\/p>\n\n\n\n<h3 id=\"L\u1ed7i_Mixed_Content_Errors\"><a id=\"post-27882-_upd8b7uultq\"><\/a><strong>L\u1ed7i Mixed Content Errors<\/strong><\/h3>\n\n\n\n<h4 id=\"Nguy\u00ean_nh\u00e2n_d\u1eabn_\u0111\u1ebfn_l\u1ed7i_Mixed_Content_\"><a id=\"post-27882-_ebujgvhtw4cr\"><\/a><strong>Nguy\u00ean nh\u00e2n d\u1eabn \u0111\u1ebfn l\u1ed7i Mixed Content <\/strong><\/h4>\n\n\n\n<p>L\u1ed7i Mixed Content th\u01b0\u1eddng s\u1ebd x\u1ea3y ra khi trang web c\u1ee7a b\u1ea1n \u0111ang s\u1eed d\u1ee5ng giao th\u1ee9c HTTP l\u00e0 ch\u1ee7 y\u1ebfu v\u00e0 b\u1ea1n v\u1eeba c\u00e0i \u0111\u1eb7t th\u00eam SSL.<\/p>\n\n\n\n<p>Nh\u1eefng ngu\u1ed3n t\u00e0i nguy\u00ean tr\u00ean web nh\u01b0: h\u00ecnh \u1ea3nh, stylesheets hay scripts v\u1eabn c\u00f2n gi\u1eef nguy\u00ean HTTP trong URL c\u1ee7a ch\u00fang, trong khi \u0111\u00f3, to\u00e0n b\u1ed9 website \u0111\u00e3 chuy\u1ec3n \u0111\u1ed5i sang HTTPS s\u1ebd g\u00e2y ra l\u1ed7i n\u00e0y.<\/p>\n\n\n\n<p>B\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m tra nh\u1eefng \u0111\u1ed1i t\u01b0\u1ee3ng b\u1ecb l\u1ed7i b\u1eb1ng c\u00e1ch nh\u1ea5n <strong>F12 =&gt;<\/strong> chuy\u1ec3n sang <strong>tab Console<\/strong>. T\u1ea1i \u0111\u00e2y, to\u00e0n b\u1ed9 nh\u1eefng \u0111\u1ed1i t\u01b0\u1ee3ng b\u1ecb l\u1ed7i s\u1ebd hi\u1ec7n ra v\u00e0 k\u00e8m theo d\u00f2ng <strong>Mixed Content<\/strong> \u1edf ph\u00eda tr\u01b0\u1edbc.<\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"550\" height=\"201\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-6.png\" alt=\"loi-mixed-content-errors\" class=\"wp-image-85832\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-6.png 550w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-6-300x110.png 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/><figcaption class=\"wp-element-caption\"><strong>L\u1ed7i Mixed Content Errors<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h4 id=\"C\u00e1ch_s\u1eeda_l\u1ed7i_Mixed_Content_\"><a id=\"post-27882-_q24qf93gpebz\"><\/a><strong>C\u00e1ch s\u1eeda l\u1ed7i Mixed Content <\/strong><\/h4>\n\n\n\n<p>C\u00e1ch s\u1eeda l\u1ed7i Mixed Content kh\u00e1 \u0111\u01a1n gi\u1ea3n b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn thao t\u00e1c s\u1eeda l\u1ed7i th\u1ee7 c\u00f4ng ho\u1eb7c s\u1eed d\u1ee5ng Plugin \u0111\u1ec3 qu\u00e1 tr\u00ecnh s\u1eeda l\u1ed7i \u0111\u01b0\u1ee3c nhanh h\u01a1n.<\/p>\n\n\n\n<h5 id=\"S\u1eeda_l\u1ed7i_Mixed_Content_th\u1ee7_c\u00f4ng\"><a id=\"post-27882-_16dsqhhhkew\"><\/a><strong>S\u1eeda l\u1ed7i Mixed Content th\u1ee7 c\u00f4ng<\/strong><\/h5>\n\n\n\n<p>V\u1edbi c\u00e1ch n\u00e0y, TinoHost kh\u00f4ng khuy\u1ebfn kh\u00edch b\u1ea1n th\u1ef1c hi\u1ec7n khi kh\u00f4ng c\u00f3 kinh nghi\u1ec7m v\u1ec1 code.<\/p>\n\n\n\n<p>Tr\u01b0\u1edbc ti\u00ean, b\u1ea1n n\u00ean ki\u1ec3m tra xem trang web c\u1ee7a m\u00ecnh \u0111\u00e3 c\u00e0i \u0111\u1eb7t SSL hay ch\u01b0a. N\u1ebfu ch\u01b0a b\u1ea1n n\u00ean tham kh\u1ea3o l\u1ea1i ph\u1ea7n \u0111\u1ea7u ti\u00ean nh\u00e9!<\/p>\n\n\n\n<p>Ti\u1ebfp theo, b\u1ea1n gi\u1eef nguy\u00ean <strong>tab Console =&gt; m\u1edf tab kh\u00e1c <\/strong>v\u00e0 truy c\u1eadp v\u00e0o<strong> WordPress Dashboard<\/strong> c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p>\u0110\u1ec3 s\u1eeda l\u1ed7i Mixed Content b\u1eb1ng c\u00e1ch th\u1ee7 c\u00f4ng, b\u1ea1n c\u00e0i \u0111\u1eb7t Plugin <strong>Better Search Replace<\/strong>. N\u1ebfu b\u1ea1n ch\u01b0a t\u1eebng c\u00e0i \u0111\u1eb7t Plugin bao gi\u1edd, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i vi\u1ebft <a href=\"https:\/\/tino.vn\/blog\/plugin-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">Plugin l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn t\u1ea3i v\u00e0 c\u00e0i \u0111\u1eb7t Plugin cho website WordPress<\/a> \u0111\u1ec3 qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t ch\u00ednh x\u00e1c h\u01a1n.<\/p>\n\n\n\n<p>Sau khi c\u00e0i \u0111\u1eb7t b\u1ea1n v\u00e0o <strong>Tools =&gt; Better Search Replace<\/strong>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"550\" height=\"360\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-7-1.png\" alt=\"cach-sua-loi-mixed-content\" class=\"wp-image-85837\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-7-1.png 550w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-7-1-300x196.png 300w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/><figcaption class=\"wp-element-caption\"><strong>C\u00e1ch s\u1eeda l\u1ed7i Mixed Content <\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p>T\u1ea1i \u0111\u00e2y, b\u1ea1n s\u1ebd th\u1ef1c hi\u1ec7n d\u00f2 t\u1eebng \u0111\u1ed1i t\u01b0\u1ee3ng HTTP t\u1ea1i <strong>tab Console <\/strong>v\u00e0 thay \u0111\u1ed5i th\u00e0nh HTTPS. N\u1ebfu b\u1ea1n mu\u1ed1n th\u1ef1c hi\u1ec7n nhanh h\u01a1n, b\u1ea1n c\u00f3 th\u1ec3 nh\u1eadp v\u00e0o nh\u01b0 sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Search for: http:\/\/<\/strong><\/li>\n\n\n\n<li><strong>Replace with: https:\/\/<\/strong><\/li>\n<\/ul>\n\n\n\n<p>V\u00e0 nh\u1ea5p v\u00e0o Run Search\/Replace \u0111\u1ec3 Plugin t\u1ef1 t\u00ecm c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng HTTP v\u00e0 thay b\u1eb1ng HTTPS. C\u00e1ch th\u1ee7 c\u00f4ng s\u1ebd c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn r\u1ea5t nhi\u1ec1u l\u1ed7i, v\u00ec th\u1ebf m\u1ed9t l\u1ea7n n\u1eefa, TinoHost kh\u00f4ng khuy\u1ebfn kh\u00edch b\u1ea1n th\u1ef1c hi\u1ec7n c\u00e1ch n\u00e0y.<\/p>\n\n\n\n<h5 id=\"C\u00e1ch_s\u1eed_d\u1ee5ng_Plugin_SSL\"><a id=\"post-27882-_cafcoga898dn\"><\/a><strong>C\u00e1ch s\u1eed d\u1ee5ng Plugin SSL<\/strong><\/h5>\n\n\n\n<p>V\u1edbi c\u00e1ch s\u1eed d\u1ee5ng Plugin SSL chuy\u00ean d\u1ee5ng, b\u1ea1n s\u1ebd c\u00f3 2 l\u1ef1a ch\u1ecdn r\u1ea5t t\u1ed1i \u01b0u v\u00e0 \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi s\u1eed d\u1ee5ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SSL Insecure Content Fixer<\/li>\n\n\n\n<li>Really Simple SSL<\/li>\n<\/ul>\n\n\n\n<p>C\u00e1 nh\u00e2n ng\u01b0\u1eddi vi\u1ebft khuy\u1ebfn kh\u00edch b\u1ea1n n\u00ean s\u1eed d\u1ee5ng Plugin <a href=\"https:\/\/vi.wordpress.org\/plugins\/really-simple-ssl\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Really Simple SSL<\/a> h\u01a1n v\u00ec s\u1ef1 \u0111\u01a1n gi\u1ea3n trong thao t\u00e1c v\u00e0 m\u1ee9c \u0111\u1ed9 ph\u1ed5 bi\u1ebfn cao.<\/p>\n\n\n\n<p>B\u1ea1n ch\u1ec9 c\u1ea7n truy c\u1eadp v\u00e0o <strong>Plugins =&gt; Add New =&gt; Nh\u1eadp t\u1eeb kh\u00f3a Really Simple SSL <\/strong>ho\u1eb7c t\u00ecm ngay tab Popular l\u00e0 b\u1ea1n s\u1ebd th\u1ea5y <strong>Really Simple SSL<\/strong> v\u1edbi h\u01a1n 5 tri\u1ec7u l\u01b0\u1ee3t c\u00e0i \u0111\u1eb7t v\u00e0 rating \u0111\u1ea1t g\u1ea7n nh\u01b0 tuy\u1ec7t \u0111\u1ed1i 5\/5 sao!<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"868\" height=\"629\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-8.png\" alt=\"cach-su-dung-plugin-ssl\" class=\"wp-image-85838\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-8.png 868w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-8-300x217.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/01\/cach-sua-loi-ssl-wordpress-8-768x557.png 768w\" sizes=\"(max-width: 868px) 100vw, 868px\" \/><figcaption class=\"wp-element-caption\"><strong>C\u00e1ch s\u1eed d\u1ee5ng Plugin SSL<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p>B\u1ea1n nh\u1ea5p v\u00e0o <strong>Install Now =&gt; Active. <\/strong>Ti\u1ebfp t\u1ee5c b\u1ea1n b\u1ea5m v\u00e0o <strong>Settings =&gt; SSL =&gt; Active SSL<\/strong>.<\/p>\n\n\n\n<p>T\u1ea1i m\u1ee5c<strong> Mixed content fixer <\/strong>b\u1ea1n nh\u1ea5p b\u1eadt l\u00ean sau \u0111\u00f3 nh\u1ea5n <strong>Save <\/strong>\u0111\u1ec3 l\u01b0u l\u1ea1i l\u00e0 xong!<\/p>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"869\" height=\"574\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/07\/word-image-1135.png\" alt=\"cach-su-dung-plugin-ssl\" class=\"wp-image-27899\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/07\/word-image-1135.png 869w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/07\/word-image-1135-300x198.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2021\/07\/word-image-1135-768x507.png 768w\" sizes=\"(max-width: 869px) 100vw, 869px\" \/><\/figure>\n<\/div>\n\n\n<h3 id=\"C\u00e1ch_s\u1eeda_l\u1ed7i_WordPress_kh\u00f4ng_t\u1ef1_\u0111\u1ed9ng_chuy\u1ec3n_h\u01b0\u1edbng_HTTP_sang_HTTPS\"><a id=\"post-27882-_ylfh9xtcgyxi\"><\/a><strong>C\u00e1ch s\u1eeda l\u1ed7i WordPress kh\u00f4ng t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng HTTP sang HTTPS<\/strong><\/h3>\n\n\n\n<p>Sau khi c\u00e0i \u0111\u1eb7t SSL, b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i t\u00ecnh tr\u1ea1ng WordPress kh\u00f4ng t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng HTTP sang HTTPS. N\u1ebfu b\u1ea1n \u0111\u00e3 c\u00e0i \u0111\u1eb7t Plugin Really Simple SSL, Plugin n\u00e0y s\u1ebd t\u1ef1 \u0111\u1ed9ng gi\u00fap b\u1ea1n chuy\u1ec3n h\u01b0\u1edbng.<\/p>\n\n\n\n<p>Trong tr\u01b0\u1eddng h\u1ee3p b\u1ea1n mu\u1ed1n h\u1ecdc code, b\u1ea1n c\u00f3 th\u1ec3 th\u1eed s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p <strong>FTP <\/strong>b\u1eb1ng ph\u1ea7n m\u1ec1m <a href=\"https:\/\/tino.vn\/blog\/huong-dan-upload-source-code-php-len-host\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Filezilla <\/strong><\/a><strong>=&gt;<\/strong> t\u00ecm \u0111\u1ebfn t\u1ec7p<strong> .htaccess<\/strong> v\u00e0 d\u00e1n d\u00f2ng code n\u00e0y v\u00e0o:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;IfModule mod_rewrite.c&gt;\n\nRewriteEngine On\n\nRewriteCond %{HTTPS} off\n\nRewriteRule ^(.*)$ https:\/\/%{HTTP_HOST}%{REQUEST_URI} &#91;L,R=301]\n\n&lt;\/IfModule&gt;<\/code><\/pre>\n\n\n\n<p>Sau khi th\u1ef1c hi\u1ec7n, b\u1ea1n nh\u1edb l\u01b0u l\u1ea1i nh\u00e9!<\/p>\n\n\n\n<h3 id=\"C\u00e1ch_s\u1eeda_l\u1ed7i_t\u1ef1_\u0111\u1ed9ng_chuy\u1ec3n_h\u01b0\u1edbng_qu\u00e1_nhi\u1ec1u_sang_HTTPS\"><a id=\"post-27882-_no1q893pilwc\"><\/a><strong>C\u00e1ch s\u1eeda l\u1ed7i t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng qu\u00e1 nhi\u1ec1u sang HTTPS<\/strong><\/h3>\n\n\n\n<p>N\u1ebfu b\u1ea1n \u0111ang h\u1ecdc h\u1ecfi c\u00e1ch chuy\u1ec3n h\u01b0\u1edbng HTTP th\u00e0nh HTTPS trong file wp-config.php b\u1eb1ng FTP v\u00e0 s\u1eed d\u1ee5ng l\u1ec7nh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>define('FORCE_SSL_ADMIN', true);<\/code><\/pre>\n\n\n\n<p>\u0110\u1ec3 \u00e9p trang chuy\u1ec3n h\u01b0\u1edbng sang HTTPS, h\u00e0nh \u0111\u1ed9ng n\u00e0y c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn l\u1ed7i t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng qu\u00e1 nhi\u1ec1u sang HTTPS.<\/p>\n\n\n\n<p>\u0110\u1ec3 s\u1eeda l\u1ed7i, b\u1ea1n m\u1edf file wp-config.php t\u00ecm \u0111\u1ebfn d\u00f2ng \u201cThat\u2019s all, stop editing! Happy blogging.\u201d sau \u0111\u00f3 d\u00e1n d\u00f2ng code n\u00e0y ph\u00eda tr\u00ean:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>define('FORCE_SSL_ADMIN', true);\n\n\/\/ in some setups HTTP_X_FORWARDED_PROTO might contain \n\n\/\/ a comma-separated list e.g. http,https\n\n\/\/ so check for https existence\n\nif (strpos($_SERVER&#91;'HTTP_X_FORWARDED_PROTO'], 'https') !== false)\n\n $_SERVER&#91;'HTTPS']='on'; <\/code><\/pre>\n\n\n\n<p>TinoHost ch\u00fac b\u1ea1n s\u1eeda l\u1ed7i SSL WordPress th\u00e0nh c\u00f4ng! N\u1ebfu b\u1ea1n kh\u00f4ng mu\u1ed1n g\u1eb7p ph\u1ea3i nh\u1eefng r\u1eafc r\u1ed1i kh\u00f4ng \u0111\u00e1ng c\u00f3 trong qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t SSL v\u00e0 c\u00f3 th\u00eam th\u1eddi gian \u0111\u1ec3 l\u00e0m vi\u1ec7c kh\u00e1c. H\u00e3y li\u00ean h\u1ec7 ngay v\u1edbi TinoHost \u0111\u1ec3 t\u1eadn h\u01b0\u1edfng d\u1ecbch v\u1ee5 SSL \u0111\u1eb3ng c\u1ea5p, nhanh g\u1ecdn v\u00e0 t\u1ed1i \u01b0u nh\u1ea5t gi\u00fap b\u1ea1n!<\/p>\n\n\n\n<h2 id=\"Nh\u1eefng_c\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\"><a id=\"post-27882-_ev7mvxjsgte2\"><\/a><strong>Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n\n\n\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"L\u00e0m_sao_\u0111\u1ec3_doanh_nghi\u1ec7p_\u0111\u0103ng_k\u00fd_SSL_mi\u1ec5n_ph\u00ed_v\u1edbi_Cloudflare?\">L\u00e0m sao \u0111\u1ec3 doanh nghi\u1ec7p \u0111\u0103ng k\u00fd SSL mi\u1ec5n ph\u00ed v\u1edbi Cloudflare?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>B\u1ea1n ch\u1ec9 c\u1ea7n truy c\u1eadp v\u00e0o link sau v\u00e0 \u0111\u0103ng k\u00fd ngay g\u00f3i d\u1ecbch v\u1ee5 <a href=\"https:\/\/www.cloudflare.com\/ssl\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">SSL 0$ c\u1ee7a Cloudflare<\/a> l\u00e0 \u0111\u01b0\u1ee3c. Qu\u00e1 tr\u00ecnh \u0111\u0103ng k\u00fd n\u00e0y th\u1eadm ch\u00ed c\u00f2n d\u1ec5 h\u01a1n s\u1eed d\u1ee5ng Let\u2019s Encrypt.<\/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=\"STL_l\u00e0_g\u00ec?\">STL l\u00e0 g\u00ec?<\/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>SSL ch\u00ednh l\u00e0 ti\u1ec1n th\u00e2n c\u1ee7a STL. Sau khi ph\u00e1t tri\u1ec3n \u0111\u1ebfn phi\u00ean b\u1ea3n SSL 3.0 v\u00e0 \u0111\u1ebfn cu\u1ed1i n\u0103m 2006 phi\u00ean b\u1ea3n TLS 1.1 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 \u0111\u1ec3 thay th\u1ebf cho SSL b\u1edfi IETF v\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n Netscape kh\u00f4ng c\u00f2n tham gia \u0111\u1ec3 ph\u00e1t tri\u1ec3n n\u1eefa. \u0110\u01a1n gi\u1ea3n, SSL \u0111\u1ed5i t\u00ean th\u00e0nh STL nh\u1eb1m \u201cghi ch\u00fa\u201d v\u1ec1 s\u1ef1 thay \u0111\u1ed5i ch\u1ee7 s\u1edf h\u1eefu.<\/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=\"V\u00ec_sao_SSL_kh\u00f4ng_c\u00f2n_\u0111\u01b0\u1ee3c_c\u1eadp_nh\u1eadt?\">V\u00ec sao SSL kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt?<\/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>Ch\u00ednh x\u00e1c, SSL \u0111\u00e3 b\u1ecb ng\u1eebng c\u1eadp nh\u1eadt t\u1eeb n\u0103m 1996. Tuy nhi\u00ean, c\u00e1i t\u00ean STL kh\u00f4ng ph\u1ed5 bi\u1ebfn b\u1eb1ng SSL. V\u00ec th\u1ebf, c\u00e1c nh\u00e0 cung c\u1ea5p b\u00e1n d\u1ecbch v\u1ee5 v\u1edbi c\u00e1i t\u00ean SSL \u0111\u1ec3 th\u00f4ng d\u1ee5ng h\u01a1n v\u1edbi ng\u01b0\u1eddi d\u00f9ng.<\/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_n\u00ean_sao_l\u01b0u_d\u1eef_li\u1ec7u_tr\u01b0\u1edbc_khi_s\u1eeda_l\u1ed7i_SSL?\">C\u00f3 n\u00ean sao l\u01b0u d\u1eef li\u1ec7u tr\u01b0\u1edbc khi s\u1eeda l\u1ed7i SSL?<\/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, b\u1ea1n n\u00ean sao l\u01b0u d\u1eef li\u1ec7u c\u1ee7a trang web l\u1ea1i tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n b\u1ea5t c\u1ee9 h\u00e0nh \u0111\u1ed9ng n\u00e0o c\u00f3 th\u1ec3 g\u00e2y ra \u1ea3nh h\u01b0\u1edfng l\u1edbn l\u00ean website. N\u1ebfu c\u00f3 l\u1ed7i x\u1ea3y ra, b\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng kh\u00f4i ph\u1ee5c l\u1ea1i tr\u1ea1ng th\u00e1i c\u0169.<\/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\": \"L\u00e0m sao \u0111\u1ec3 doanh nghi\u1ec7p \u0111\u0103ng k\u00fd SSL mi\u1ec5n ph\u00ed v\u1edbi Cloudflare?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>B\u1ea1n ch\u1ec9 c\u1ea7n truy c\u1eadp v\u00e0o link sau v\u00e0 \u0111\u0103ng k\u00fd ngay g\u00f3i d\u1ecbch v\u1ee5 <a>SSL 0$ c\u1ee7a Cloudflare<\/a> l\u00e0 \u0111\u01b0\u1ee3c. Qu\u00e1 tr\u00ecnh \u0111\u0103ng k\u00fd n\u00e0y th\u1eadm ch\u00ed c\u00f2n d\u1ec5 h\u01a1n s\u1eed d\u1ee5ng Let\u2019s Encrypt.<\/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\": \"STL l\u00e0 g\u00ec?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>SSL ch\u00ednh l\u00e0 ti\u1ec1n th\u00e2n c\u1ee7a STL. Sau khi ph\u00e1t tri\u1ec3n \u0111\u1ebfn phi\u00ean b\u1ea3n SSL 3.0 v\u00e0 \u0111\u1ebfn cu\u1ed1i n\u0103m 2006 phi\u00ean b\u1ea3n TLS 1.1 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 \u0111\u1ec3 thay th\u1ebf cho SSL b\u1edfi IETF v\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n Netscape kh\u00f4ng c\u00f2n tham gia \u0111\u1ec3 ph\u00e1t tri\u1ec3n n\u1eefa. \u0110\u01a1n gi\u1ea3n, SSL \u0111\u1ed5i t\u00ean th\u00e0nh STL nh\u1eb1m \u201cghi ch\u00fa\u201d v\u1ec1 s\u1ef1 thay \u0111\u1ed5i ch\u1ee7 s\u1edf h\u1eefu.<\/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\": \"V\u00ec sao SSL kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Ch\u00ednh x\u00e1c, SSL \u0111\u00e3 b\u1ecb ng\u1eebng c\u1eadp nh\u1eadt t\u1eeb n\u0103m 1996. Tuy nhi\u00ean, c\u00e1i t\u00ean STL kh\u00f4ng ph\u1ed5 bi\u1ebfn b\u1eb1ng SSL. 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