{"id":10507,"date":"2024-04-12T14:29:08","date_gmt":"2024-04-12T07:29:08","guid":{"rendered":"https:\/\/cloud.z.com\/vn\/?p=10507"},"modified":"2024-04-04T14:35:19","modified_gmt":"2024-04-04T07:35:19","slug":"err_ssl_protocol_error","status":"publish","type":"post","link":"https:\/\/cloud.z.com\/vn\/news\/err_ssl_protocol_error\/","title":{"rendered":"B\u1eaft b\u1ec7nh ERR_SSL_PROTOCOL_ERROR: 6 b\u01b0\u1edbc kh\u1eafc ph\u1ee5c l\u1ed7i giao th\u1ee9c SSL"},"content":{"rendered":"<p>L\u00e0 m\u1ed9t ng\u01b0\u1eddi ch\u1ee7 website (ho\u1eb7c th\u01b0\u1eddng xuy\u00ean gh\u00e9 th\u0103m m\u1ed9t website n\u00e0o \u0111\u00f3), b\u1ea1n c\u00f3 l\u1ebd \u0111\u00e3 t\u1eebng g\u1eb7p l\u1ed7i ERR_SSL_PROTOCOL_ERROR m\u1ed9t l\u1ea7n. L\u1ed7i SSL (Secure Sockets Layer) n\u00e0y x\u1ea3y ra khi tr\u00ecnh duy\u1ec7t kh\u00f4ng th\u1ec3 thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i b\u1ea3o m\u1eadt v\u1edbi website, ch\u1ee7 y\u1ebfu do c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1edbi ch\u1ee9ng ch\u1ec9 SSL c\u1ee7a website ho\u1eb7c c\u1ea5u h\u00ecnh c\u1ee7a website, c\u1ea5u h\u00ecnh c\u1ee7a tr\u00ecnh duy\u1ec7t m\u00e1y kh\u00e1ch. L\u1ed7i n\u00e0y c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi nhi\u1ec1u h\u00ecnh th\u1ee9c tr\u00ean c\u00e1c tr\u00ecnh duy\u1ec7t ph\u1ed5 bi\u1ebfn nh\u01b0 Chrome, Firefox, Edge\u2026<\/p>\n<p>D\u00f9 l\u00fd do ch\u00ednh \u0111\u1eb1ng sau l\u1ed7i n\u00e0y c\u00f3 th\u1ec3 kh\u00e1 kh\u00f3 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh, c\u00f3 m\u1ed9t s\u1ed1 c\u00e1ch \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 kh\u1eafc ph\u1ee5c n\u00f3. Trong b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y, h\u00e3y c\u00f9ng Z.com t\u00ecm hi\u1ec3u 6 b\u01b0\u1edbc gi\u1ea3i quy\u1ebft khi x\u1ea3y ra l\u1ed7i ERR_SSL_PROTOCOL_ERROR x\u1ea3y ra nh\u00e9!<\/p>\n<div class=\"tg_wrap_cbsv tg_wrap_cbsv_blue\" style=\"margin: 20px 0px; border-radius: 4px; border: 2px solid #0066b2;\"><cite style=\"margin: 0px; background-color: #0066b2; color: #fff; border-top-left-radius: 2px; border-top-right-radius: 2px; font-size: 19px; padding: 12px 20px; font-weight: bold; display: block; font-style: normal;\">D\u1ecbch v\u1ee5 SSL Sertigo v\u1edbi nhi\u1ec1u \u01b0u \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i<\/cite><\/p>\n<div class=\"textwidget\" style=\"padding: 20px; background: #70c2e280;\">\n<ul>\n<li>B\u1ea3o v\u1ec7 website tr\u01b0\u1edbc hacker<\/li>\n<li>T\u1ea1o s\u1ef1 an t\u00e2m, tin t\u01b0\u1edfng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng khi truy c\u1eadp<\/li>\n<li>Chrome ch\u1ec9 hi\u1ec3n th\u1ecb ngay v\u1edbi website c\u00f3 https<\/li>\n<li>N\u00e2ng cao th\u1ee9 h\u1ea1ng t\u00ecm ki\u1ebfm website<\/li>\n<\/ul>\n<p><span style=\"color: #ffff00;\"><a class=\"btn_combi_sv\" style=\"font-weight: bold; color: #ffff00; padding: 8px 26px 8px 26px; font-size: 20px; line-height: 30px; border-radius: 56px; text-shadow: none; background: #0066b2; display: table; margin: 0px auto;\" href=\"https:\/\/tenten.vn\/vi\/ssl\/sectigo?code=LCqHwKmBukXyfxbF&amp;idCampaign=3139\">\u0110\u0102NG K\u00dd NGAY<\/a><\/span><\/p>\n<ul>\n<li><a href=\"https:\/\/bit.ly\/3FpatPu\">V\u00e0o nh\u00f3m Zalo nh\u1eadn nhi\u1ec1u \u01b0u \u0111\u00e3i kh\u00e1c<\/a><\/li>\n<li>Hotline: (024) 71 089 999<\/li>\n<li>Email: info@tenten.vn<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<h3>L\u1ed7i ERR_SSL_PROTOCOL_ERROR l\u00e0 g\u00ec?<\/h3>\n<p>ERR_SSL_PROTOCOL_ERROR l\u00e0 m\u1ed9t l\u1ed7i ph\u1ed5 bi\u1ebfn, x\u1ea3y ra khi c\u00f3 v\u1ea5n \u0111\u1ec1 v\u1edbi k\u1ebft n\u1ed1i SSL?TLS gi\u1eefa website v\u00e0 tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. N\u00f3 th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n khi tr\u00ecnh duy\u1ec7t kh\u00f4ng th\u1ec3 thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i b\u1ea3o m\u1eadt v\u1ed1n \u0111\u01b0\u1ee3c tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3, ho\u1eb7c thi\u1ebft l\u1eadp tr\u00ecnh duy\u1ec7t v\u00e0 m\u00e1y ch\u1ee7 kh\u00f4ng kh\u1edbp v\u1edbi nhau. N\u00f3 c\u0169ng c\u00f3 th\u1ec3 x\u1ea3y ra khi c\u00f3 m\u1ed9t l\u1ed7i c\u1ea5u h\u00ecnh ch\u1ee9ng ch\u1ec9 SSL c\u1ee7a website, ho\u1eb7c khi tr\u00ecnh duy\u1ec7t th\u1ea5t b\u1ea1i trong vi\u1ec7c k\u1ebft n\u1ed1i \u0111\u1ebfn m\u1ed9t website \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1edfi SSL.<\/p>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 v\u00ed d\u1ee5 v\u1ec1 l\u1ed7i n\u00e0y tr\u00ean m\u1ed9t s\u1ed1 tr\u00ecnh duy\u1ec7t web hi\u1ec7n \u0111\u1ea1i nh\u00e9.<\/p>\n<h4>L\u1ed7i SSL tr\u00ean Chrome<\/h4>\n<p>L\u1ed7i ERR_SSL_PROTOCOL_ERROR c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi nhi\u1ec1u h\u00ecnh th\u1ee9c kh\u00e1c nhau t\u00f9y thu\u1ed9c tr\u00ecnh duy\u1ec7t. V\u1edbi Chrome, n\u00f3 hi\u1ec3n th\u1ecb nh\u01b0 sau:<\/p>\n<p><img class=\"wp-image-23016\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2024\/03\/err_ssl_protocol_error-2.png\" alt=\"ERR_SSL_PROTOCOL_ERROR 2\" \/><\/p>\n<h4>L\u1ed7i SSL tr\u00ean Firefox<\/h4>\n<p>Tr\u00ean Firefox, khi g\u1eb7p l\u1ed7i ERR_SSL_PROTOCOL_ERROR, b\u1ea1n s\u1ebd th\u1ea5y trang d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n<p><img class=\"wp-image-23017\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2024\/03\/err_ssl_protocol_error-3.png\" alt=\"ERR_SSL_PROTOCOL_ERROR 3\" \/><\/p>\n<p>B\u1ea1n c\u1ea7n b\u1ea5m v\u00e0o <strong>Advanced<\/strong>, r\u1ed3i b\u1ea5m ti\u1ebfp <strong>View Certificate<\/strong> \u0111\u1ec3 xem th\u00eam th\u00f4ng tin v\u1ec1 l\u1ed7i.<\/p>\n<h4>L\u1ed7i SSL tr\u00ean Edge<\/h4>\n<p>V\u1edbi Microsoft Edge, trang l\u1ed7i SSL kh\u00e1 \u0111\u01a1n gi\u1ea3n:<\/p>\n<p><img class=\"wp-image-23018\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2024\/03\/err_ssl_protocol_error-4.png\" alt=\"ERR_SSL_PROTOCOL_ERROR 4\" \/><\/p>\n<h3>Nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i ERR_SSL_PROTOCOL_ERROR<\/h3>\n<p>L\u1ed7i ERR_SSL_PROTOCOL_ERROR th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n khi c\u00f3 v\u1ea5n \u0111\u1ec1 v\u1edbi ch\u1ee9ng ch\u1ec9 SSL ho\u1eb7c giao th\u1ee9c HTTPS, v\u1ed1n l\u00e0 nh\u1eefng y\u00eau c\u1ea7u c\u01a1 b\u1ea3n \u0111\u1ec3 thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i b\u1ea3o m\u1eadt gi\u1eefa website v\u00e0 tr\u00ecnh duy\u1ec7t. C\u00f3 8 l\u00fd do ph\u1ed5 bi\u1ebfn nh\u1ea5t c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn l\u1ed7i n\u00e0y:<\/p>\n<h4>Thay \u0111\u1ed5i tr\u00ean hosting, CDN, ho\u1eb7c ch\u1ee9ng ch\u1ec9 SSL<\/h4>\n<p>N\u1ebfu b\u1ea1n v\u1eeba th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 thay \u0111\u1ed5i v\u1edbi web host c\u1ee7a m\u00ecnh, ho\u1eb7c b\u1ea1n k\u00edch ho\u1ea1t CDN ho\u1eb7c WAF, ho\u1eb7c c\u00e0i \u0111\u1eb7t m\u1ed9t ch\u1ee9ng ch\u1ec9 SSL m\u1edbi, th\u00ec \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra l\u1ed7i ERR_SSL_PROTOCOL_ERROR. H\u00e3y ki\u1ec3m tra l\u1ea1i qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t SSL v\u00e0 \u0111\u1ea3m b\u1ea3o c\u1ea5u h\u00ecnh m\u00e1y ch\u1ee7 ch\u00ednh x\u00e1c.<\/p>\n<h4>Thi\u1ebfu t\u00ean tr\u00ean ch\u1ee9ng ch\u1ec9<\/h4>\n<p>D\u00f9 m\u1ed9t ch\u1ee9ng ch\u1ec9 v\u1eabn h\u1ee3p l\u1ec7 n\u1ebfu kh\u00f4ng c\u00f3 t\u00ean website trong tr\u01b0\u1eddng subject, b\u1ea1n kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ecf s\u00f3t tr\u01b0\u1eddng SAN (Subject Alternative Name). Domain.com kh\u00f4ng gi\u1ed1ng www.domain.com, v\u00e0 ch\u1ee9ng ch\u1ec9 wildcard *.domain.com c\u0169ng ph\u1ea3i ch\u1ee9a domain.com trong tr\u01b0\u1eddng SAN \u0111\u1ec3 domain.com ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<h4>Ch\u1ee9ng ch\u1ec9 SSL h\u1ebft h\u1ea1n ho\u1eb7c thi\u1ebfu<\/h4>\n<p>M\u1ed9t ch\u1ee9ng ch\u1ec9 SSL \u0111\u00e3 h\u1ebft h\u1ea1n, ho\u1eb7c thi\u1ebfu ch\u1ee9ng ch\u1ec9 SSL, c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra l\u1ed7i ERR_SSL_PROTOCOL_ERROR. \u0110\u1ea3m b\u1ea3o ch\u1ee9ng ch\u1ec9 c\u1ee7a b\u1ea1n c\u00f2n h\u1ea1n v\u00e0 \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t \u0111\u00fang c\u00e1ch tr\u00ean m\u00e1y ch\u1ee7.<\/p>\n<h4>Kh\u00f4ng kh\u1edbp c\u00e1c giao th\u1ee9c m\u00e3 h\u00f3a gi\u1eefa m\u00e1y ch\u1ee7 v\u00e0 m\u00e1y kh\u00e1ch<\/h4>\n<p>L\u1ed7i n\u00e0y c\u00f3 th\u1ec3 x\u1ea3y ra n\u1ebfu c\u00e1c giao th\u1ee9c m\u00e3 h\u00f3a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi m\u00e1y ch\u1ee7 v\u00e0 tr\u00ecnh duy\u1ec7t kh\u00f4ng kh\u1edbp v\u1edbi nhau. H\u00e3y l\u01b0u \u00fd m\u00e1y ch\u1ee7 h\u1ed7 tr\u1ee3 c\u00e1c giao th\u1ee9c m\u00e3 h\u00f3a m\u1edbi nh\u1ea5t v\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u0169ng \u0111\u00e3 c\u1eadp nh\u1eadt tr\u00ecnh duy\u1ec7t l\u00ean b\u1ea3n m\u1edbi nh\u1ea5t.<\/p>\n<h4>Ch\u1ee9ng ch\u1ec9 SSL b\u1ecb thu h\u1ed3i<\/h4>\n<p>N\u1ebfu ch\u1ee9ng ch\u1ec9 SSL c\u1ee7a m\u1ed9t website b\u1ecb thu h\u1ed3i do b\u1ecb can thi\u1ec7p ho\u1eb7c ch\u01b0a gia h\u1ea1n, l\u1ed7i ERR_SSL_PROTOCOL_ERROR s\u1ebd xu\u1ea5t hi\u1ec7n. \u0110\u1eebng qu\u00ean gia h\u1ea1n ch\u1ee9ng ch\u1ec9 v\u00e0 lu\u00f4n ki\u1ec3m tra t\u00ecnh tr\u1ea1ng b\u1ea3o m\u1eadt c\u1ee7a n\u00f3!<\/p>\n<h4>Thi\u1ebft l\u1eadp sai \u0111\u1ed3ng h\u1ed3 h\u1ec7 th\u1ed1ng<\/h4>\n<p>M\u1ed9t nguy\u00ean nh\u00e2n ti\u1ec1m t\u00e0ng n\u1eefa l\u00e0 thi\u1ebft b\u1ecb ng\u01b0\u1eddi d\u00f9ng b\u1ecb \u0111\u1eb7t sai \u0111\u1ed3ng h\u1ed3 h\u1ec7 th\u1ed1ng. D\u00f9 \u0111i\u1ec1u n\u00e0y kh\u00f4ng tr\u1ef1c ti\u1ebfp li\u00ean quan \u0111\u1ebfn c\u00e1c h\u00e0nh \u0111\u1ed9ng c\u1ee7a ch\u1ee7 website, b\u1ea1n v\u1eabn n\u00ean l\u01b0u \u00fd kh\u1ea3 n\u0103ng n\u00e0y.<\/p>\n<h4>Thi\u1ebft l\u1eadp t\u01b0\u1eddng l\u1eeda v\u00e0 antivirus<\/h4>\n<p>\u0110\u00f4i l\u00fac, c\u00e1c thi\u1ebft l\u1eadp t\u01b0\u1eddng l\u1eeda v\u00e0 antivirus tr\u00ean thi\u1ebft b\u1ecb ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 xung \u0111\u1ed9t v\u1edbi k\u1ebft n\u1ed1i SSL. D\u00f9 ch\u1ee7 website kh\u00f3 l\u00f2ng ki\u1ec3m so\u00e1t v\u1ea5n \u0111\u1ec1 n\u00e0y, b\u1ea1n c\u0169ng n\u00ean bi\u1ebft n\u00f3 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn l\u1ed7i ERR_SSL_PROTOCOL_ERROR.<\/p>\n<h4>C\u1ea5u h\u00ecnh sai c\u00e1c thi\u1ebft l\u1eadp giao th\u1ee9c ho\u1eb7c sai phi\u00ean b\u1ea3n giao th\u1ee9c<\/h4>\n<p>C\u1ea5u h\u00ecnh sau, ho\u1eb7c s\u1eed d\u1ee5ng phi\u00ean b\u1ea3n giao th\u1ee9c l\u1ed7i th\u1eddi, c\u0169ng d\u1eabn \u0111\u1ebfn l\u1ed7i ERR_SSL_PROTOCOL_ERROR. \u0110\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u00fang c\u00e1ch v\u00e0 h\u1ed7 tr\u1ee3 c\u00e1c giao th\u1ee9c v\u00e0 chu\u1ea9n m\u1edbi nh\u1ea5t.<\/p>\n<h4>Tr\u00ecnh duy\u1ec7t l\u1ed7i th\u1eddi<\/h4>\n<p>Lu\u00f4n c\u1eadp nh\u1eadt tr\u00ecnh duy\u1ec7t l\u00ean b\u1ea3n m\u1edbi nh\u1ea5t \u0111\u1ec3 tr\u00e1nh l\u1ed7i ERR_SSL_PROTOCOL_ERROR. C\u00e1c tr\u00ecnh duy\u1ec7t l\u1ed7i th\u1eddi c\u00f3 th\u1ec3 kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i b\u1ea3o m\u1eadt v\u1edbi m\u00e1y ch\u1ee7.<\/p>\n<h3>C\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i ERR_SSL_PROTOCOL_ERROR<\/h3>\n<p>Ti\u1ebfp theo, ch\u00fang ta s\u1ebd \u0111i\u1ec3m qua m\u1ed9t s\u1ed1 c\u00e1ch kh\u1eafc ph\u1ee5c l\u1ed7i ERR_SSL_PROTOCOL_ERROR. B\u1ea1n c\u00f3 th\u1ec3 s\u1ebd ph\u1ea3i l\u00e0m l\u1ea7n l\u01b0\u1ee3t t\u1eebng gi\u1ea3i ph\u00e1p m\u1ed9t cho \u0111\u1ebfn khi l\u1ed7i ho\u00e0n to\u00e0n bi\u1ebfn m\u1ea5t.<\/p>\n<h4>X\u00e1c th\u1ef1c c\u00e0i \u0111\u1eb7t ch\u1ee9ng ch\u1ec9 SSL<\/h4>\n<p>B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean l\u00e0 \u0111\u1ea3m b\u1ea3o b\u1ea1n \u0111\u00e3 c\u00e0i th\u00e0nh c\u00f4ng ch\u1ee9ng ch\u1ec9 SSL cho website. \u0110\u1ec3 ki\u1ec3m tra, b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n nh\u01b0 sau:<\/p>\n<p>- V\u00e0o website b\u1eb1ng HTTPS (https:\/\/ten-website.com) v\u00e0 t\u00ecm bi\u1ec3u t\u01b0\u1ee3ng \u1ed5 kh\u00f3a tr\u00ean thanh \u0111\u1ecba ch\u1ec9 c\u1ee7a tr\u00ecnh duy\u1ec7t. N\u1ebfu th\u1ea5y \u1ed5 kh\u00f3a, ch\u1ee9ng ch\u1ec9 SSL \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e0i th\u00e0nh c\u00f4ng v\u00e0 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/p>\n<p>- S\u1eed d\u1ee5ng m\u1ed9t c\u00f4ng c\u1ee5 ki\u1ec3m tra SSL, nh\u01b0 c\u1ee7a SSL Shopper ho\u1eb7c SSL Labs. Ch\u00fang c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n x\u00e1c nh\u1eadn li\u1ec7u ch\u1ee9ng ch\u1ec9 SSL c\u1ee7a website \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e0i th\u00e0nh c\u00f4ng hay ch\u01b0a, c\u0169ng nh\u01b0 cung c\u1ea5p m\u1ed9t s\u1ed1 th\u00f4ng tin b\u1ed5 sung v\u1ec1 c\u1ea5u h\u00ecnh v\u00e0 th\u1eddi h\u1ea1n c\u1ee7a ch\u1ee9ng ch\u1ec9.<\/p>\n<p><img class=\"wp-image-23019\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2024\/03\/err_ssl_protocol_error-5.png\" alt=\"ERR_SSL_PROTOCOL_ERROR 5\" \/><\/p>\n<h4>S\u1eeda c\u1ea5u h\u00ecnh SSL<\/h4>\n<p>N\u1ebfu ch\u1ee9ng ch\u1ec9 SSL \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e0i nh\u01b0ng v\u1eabn g\u1eb7p l\u1ed7i ERR_SSL_PROTOCOL_ERROR, kh\u1ea3 n\u0103ng cao c\u1ea5u h\u00ecnh SSL c\u1ee7a m\u00e1y ch\u1ee7 web \u0111\u00e3 sai. B\u1ea1n c\u1ea7n xem l\u1ea1i c\u00e1c thi\u1ebft l\u1eadp SSL c\u1ee7a m\u00e1y ch\u1ee7 v\u00e0 \u0111\u1ea3m b\u1ea3o ch\u00fang \u0111\u00fang v\u1edbi c\u1ea5u h\u00ecnh SSL khuy\u1ebfn ngh\u1ecb. Vi\u1ec7c n\u00e0y bao g\u1ed3m:<\/p>\n<p>- C\u1ea5u h\u00ecnh m\u00e1y ch\u1ee7 s\u1eed d\u1ee5ng c\u00e1c giao th\u1ee9c m\u00e3 h\u00f3a m\u1ea1nh, nh\u01b0 TLS 1.2 ho\u1eb7c 1.3<\/p>\n<p>- T\u1eaft c\u00e1c giao th\u1ee9c k\u00e9m b\u1ea3o m\u1eadt ho\u1eb7c \u0111\u00e3 l\u1ed7i th\u1eddi nh\u01b0 SSL 2.0, SSL 3.0, v\u00e0 TLS 1.0.<\/p>\n<p>Ngo\u00e0i ra, b\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m tra li\u1ec7u m\u00e1y ch\u1ee7 \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u1ec3 \u0111i\u1ec1u h\u01b0\u1edbng l\u01b0u l\u01b0\u1ee3ng HTTP sang HTTPS hay ch\u01b0a, nh\u1eb1m \u0111\u1ea3m b\u1ea3o m\u1ecdi kh\u00e1ch gh\u00e9 th\u0103m \u0111\u1ec1u s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i b\u1ea3o m\u1eadt khi truy c\u1eadp website c\u1ee7a b\u1ea1n.<\/p>\n<h4>C\u1eadp nh\u1eadt ch\u1ee9ng ch\u1ec9 SSL \u0111\u00e3 h\u1ebft h\u1ea1n<\/h4>\n<p>Ch\u1ee9ng ch\u1ec9 SSL c\u0169ng c\u00f3 h\u1ea1n s\u1eed d\u1ee5ng. N\u1ebfu h\u1ebft h\u1ea1n, n\u00f3 s\u1ebd g\u00e2y ra l\u1ed7i ERR_SSL_PROTOCOL_ERROR. \u0110\u1ec3 kh\u1eafc ph\u1ee5c, b\u1ea1n c\u1ea7n mua ch\u1ee9ng ch\u1ec9 m\u1edbi t\u1eeb m\u1ed9t b\u00ean \u0111\u00e1ng tin c\u1eady v\u00e0 c\u00e0i SSL tr\u00ean m\u00e1y ch\u1ee7 web.<\/p>\n<h4>X\u00e1c th\u1ef1c v\u00e0 c\u1eadp nh\u1eadt th\u1eddi gian h\u1ec7 th\u1ed1ng<\/h4>\n<p>N\u1ebfu ch\u1ee9ng ch\u1ec9 SSL h\u1ee3p l\u1ec7, c\u1ea5u h\u00ecnh SSL \u0111\u00fang, m\u00e0 l\u1ed7i v\u1eabn x\u1ea3y ra, th\u00ec h\u00e3y ki\u1ec3m tra thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng.<\/p>\n<p>\u0110\u1ea3m b\u1ea3o th\u1eddi gian h\u1ec7 th\u1ed1ng ch\u00ednh x\u00e1c, b\u1edfi c\u00e0i sai c\u00f3 th\u1ec3 khi\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 x\u00e1c th\u1ef1c li\u00ean quan ch\u1ee9ng ch\u1ec9 SSL. \u0110\u00f3 l\u00e0 b\u1edfi ch\u1ee9ng ch\u1ec9 SSL c\u00f3 h\u1ea1n s\u1eed d\u1ee5ng, v\u00e0 b\u1ea5t k\u1ef3 sai s\u00f3t n\u00e0o trong th\u1eddi gian h\u1ec7 th\u1ed1ng c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ti\u1ebfn tr\u00ecnh x\u00e1c th\u1ef1c.<\/p>\n<h4>X\u00f3a cookies v\u00e0 cache tr\u00ecnh duy\u1ec7t<\/h4>\n<p>\u0110\u00f4i l\u00fac l\u1ed7i ERR_SSL_PROTOCOL_ERROR xu\u1ea5t hi\u1ec7n do l\u1ed7i cache c\u1ee7a tr\u00ecnh duy\u1ec7t. M\u1eb7c \u0111\u1ecbnh, h\u1ea7u h\u1ebft tr\u00ecnh duy\u1ec7t hi\u1ec7n \u0111\u1ea1i caching m\u1ed9t l\u01b0\u1ee3ng l\u1edbn th\u00f4ng tin v\u1ec1 c\u00e1c website b\u1ea1n truy c\u1eadp, bao g\u1ed3m t\u1eadp tin, v\u0103n b\u1ea3n, h\u00ecnh \u1ea3nh, v\u00e0 SSL. Khi gh\u00e9 th\u0103m l\u1ea1i website, tr\u00ecnh duy\u1ec7t l\u1ea5y c\u00e1c t\u00e0i nguy\u00ean c\u1ea7n thi\u1ebft t\u1eeb cache thay v\u00ec m\u00e1y ch\u1ee7 web \u0111\u1ec3 t\u1ea3i trang nhanh h\u01a1n.<\/p>\n<p>Tuy nhi\u00ean, cache l\u1ed7i th\u1eddi s\u1ebd g\u00e2y v\u1ea5n \u0111\u1ec1. N\u1ebfu website \u0111\u00e3 c\u00f3 s\u1ef1 thay \u0111\u1ed5i l\u1edbn, tr\u00ecnh duy\u1ec7t c\u00f3 th\u1ec3 kh\u00f4ng hi\u1ec3n th\u1ecb \u0111\u01b0\u1ee3c n\u00f3 cho \u0111\u1ebfn khi l\u1ea5y \u0111\u01b0\u1ee3c th\u00f4ng tin m\u1edbi.<\/p>\n<p>X\u00f3a cache s\u1ebd bu\u1ed9c tr\u00ecnh duy\u1ec7t l\u00e0m m\u1edbi c\u00e1c th\u00f4ng tin \u0111\u00e3 l\u01b0u tr\u1eef b\u1eb1ng d\u1eef li\u1ec7u c\u1eadp nh\u1eadt m\u1edbi nh\u1ea5t, gi\u00fap gi\u1ea3i quy\u1ebft nhi\u1ec1u v\u1ea5n \u0111\u1ec1, bao g\u1ed3m l\u1ed7i SSL.X\u00f3a cache SSL c\u1ee7a tr\u00ecnh duy\u1ec7t<\/p>\n<p>Tr\u00ecnh duy\u1ec7t l\u01b0u tr\u1eef cache SSL gi\u1ed1ng nh\u01b0 cache website. N\u1ebfu website c\u1eadp nh\u1eadt ch\u1ee9ng ch\u1ec9 SSL, cache n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra l\u1ed7i k\u1ebft n\u1ed1i SSL b\u1edfi phi\u00ean b\u1ea3n \u0111\u00e3 l\u01b0u kh\u00f4ng kh\u1edbp v\u1edbi ch\u1ee9ng ch\u1ec9 m\u1edbi.<\/p>\n<p>\u0110\u1ec3 b\u1eaft b\u1ec7nh trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y v\u00e0 x\u00f3a cache SSL c\u1ee7a tr\u00ecnh duy\u1ec7t Chrome tr\u00ean Windows:<\/p>\n<p>- M\u1edf Chrome, nh\u1eadp v\u00e0o thanh \u0111\u1ecba ch\u1ec9 <strong>chrome:\/\/settings\/system<\/strong><\/p>\n<p>- \u1ede sidebar b\u00ean tr\u00e1i, v\u00e0o <strong>System<\/strong> r\u1ed3i b\u1ea5m <strong>Open your computer\u2019s proxy settings<\/strong><\/p>\n<p><strong><img class=\"wp-image-23020\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2024\/03\/err_ssl_protocol_error-6.png\" alt=\"ERR_SSL_PROTOCOL_ERROR 6\" \/><\/strong><\/p>\n<p>- T\u00ecm <strong>Internet Options<\/strong> v\u00e0 ch\u1ecdn n\u00f3 t\u1eeb menu x\u1ed5 xu\u1ed1ng<\/p>\n<p>- V\u00e0o tab <strong>Content <\/strong>v\u00e0 b\u1ea5m <strong>Clear SSL state.<\/strong><\/p>\n<p>Ch\u00fac c\u00e1c b\u1ea1n th\u00e0nh c\u00f4ng!<\/p>\n<div class=\"tg_wrap_cbsv tg_wrap_cbsv_blue\" style=\"margin: 20px 0px; border-radius: 4px; border: 2px solid #0066b2;\"><cite style=\"margin: 0px; background-color: #0066b2; color: #fff; border-top-left-radius: 2px; border-top-right-radius: 2px; font-size: 19px; padding: 12px 20px; font-weight: bold; display: block; font-style: normal;\">D\u1ecbch v\u1ee5 SSL Sertigo v\u1edbi nhi\u1ec1u \u01b0u \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i<\/cite><\/p>\n<div class=\"textwidget\" style=\"padding: 20px; background: #70c2e280;\">\n<ul>\n<li>B\u1ea3o v\u1ec7 website tr\u01b0\u1edbc hacker<\/li>\n<li>T\u1ea1o s\u1ef1 an t\u00e2m, tin t\u01b0\u1edfng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng khi truy c\u1eadp<\/li>\n<li>Chrome ch\u1ec9 hi\u1ec3n th\u1ecb ngay v\u1edbi website c\u00f3 https<\/li>\n<li>N\u00e2ng cao th\u1ee9 h\u1ea1ng t\u00ecm ki\u1ebfm website<\/li>\n<\/ul>\n<p><span style=\"color: #ffff00;\"><a class=\"btn_combi_sv\" style=\"font-weight: bold; color: #ffff00; padding: 8px 26px 8px 26px; font-size: 20px; line-height: 30px; border-radius: 56px; text-shadow: none; background: #0066b2; display: table; margin: 0px auto;\" href=\"https:\/\/tenten.vn\/vi\/ssl\/sectigo?code=LCqHwKmBukXyfxbF&amp;idCampaign=3139\">\u0110\u0102NG K\u00dd NGAY<\/a><\/span><\/p>\n<ul>\n<li><a href=\"https:\/\/bit.ly\/3FpatPu\">V\u00e0o nh\u00f3m Zalo nh\u1eadn nhi\u1ec1u \u01b0u \u0111\u00e3i kh\u00e1c<\/a><\/li>\n<li>Hotline: (024) 71 089 999<\/li>\n<li>Email: info@tenten.vn<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<p><strong>B\u00e0i li\u00ean quan<\/strong><\/p>\n<ul>\n<li class=\"title-article\"><a href=\"https:\/\/cloud.z.com\/vn\/news\/ssl\/\">SSL l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t &amp; ki\u1ec3m tra SSL chi ti\u1ebft<\/a><\/li>\n<li class=\"title-article\"><a href=\"https:\/\/cloud.z.com\/vn\/news\/lets-encrypt-wildcard-ssl\/\">H\u01b0\u1edbng d\u1eabn t\u1eeb A-Z c\u00e1ch c\u00e0i \u0111\u1eb7t Let\u2019s Encrypt Wildcard SSL mi\u1ec5n ph\u00ed<\/a><\/li>\n<li class=\"title-article\"><a href=\"https:\/\/cloud.z.com\/vn\/news\/openssl\/\">OpenSSL l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn c\u00e1ch c\u00e0i \u0111\u1eb7t OpenSSL tr\u00ean Windows 10<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/blog\/tai-sao-phai-su-dung-ssl\/\">T\u1ea1i sao ph\u1ea3i s\u1eed d\u1ee5ng SSL?<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/secureweb-hosting\/ssl-cai-dat-nhanh-chong-va-mien-phi-chi-1-click-2\/\">SSL c\u00e0i \u0111\u1eb7t nhanh ch\u00f3ng v\u00e0 mi\u1ec5n ph\u00ed ch\u1ec9 1 click<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/support\/kusanagi\/huong-dan-cai-dat-ssl-cho-ten-mien-nhieu-hon-24-ky-tu\/\">H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t ssl tr\u00ean cpanel<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/support\/kusanagi\/huong-dan-cai-dat-ssl-lets-encrypt-mien-phi-tren-kusanagi\/\">H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t SSL Let's Encrypt mi\u1ec5n ph\u00ed tr\u00ean Kusanagi<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/support\/cloud\/huong-dan-cai-dat-ssl-mien-phi-voi-lets-encrypt-tren-dich-vu-cloud-tai-z-com-2\/\">H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t SSL mi\u1ec5n ph\u00ed v\u1edbi Let's Encrypt tr\u00ean d\u1ecbch v\u1ee5 Cloud t\u1ea1i Z.com<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/secureweb-hosting\/video-huong-dan-cai-dat-tinh-nang-ssl-manager\/\">H\u01b0\u1edbng d\u1eabn c\u00e0i \u0111\u1eb7t t\u00ednh n\u0103ng SSL Manager<\/a><\/li>\n<li class=\"title-article\"><a href=\"https:\/\/cloud.z.com\/vn\/news\/lets-encrypt-wildcard-ssl\/\">H\u01b0\u1edbng d\u1eabn t\u1eeb A-Z c\u00e1ch c\u00e0i \u0111\u1eb7t Let\u2019s Encrypt Wildcard SSL mi\u1ec5n ph\u00ed<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>L\u00e0 m\u1ed9t ng\u01b0\u1eddi ch\u1ee7 website (ho\u1eb7c th\u01b0\u1eddng xuy\u00ean gh\u00e9 th\u0103m m\u1ed9t website n\u00e0o \u0111\u00f3), b\u1ea1n c\u00f3 l\u1ebd \u0111\u00e3 t\u1eebng g\u1eb7p l\u1ed7i ERR_SSL_PROTOCOL_ERROR m\u1ed9t l\u1ea7n. L\u1ed7i SSL (Secure Sockets Layer) n\u00e0y x\u1ea3y ra khi tr\u00ecnh duy\u1ec7t kh\u00f4ng th\u1ec3 thi\u1ebft l\u1eadp k\u1ebft...<\/p>\n","protected":false},"author":28,"featured_media":10508,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[177,83],"tags":[],"jetpack_featured_media_url":"https:\/\/cloud.z.com\/vn\/wp-content\/uploads\/2024\/04\/err_ssl_protocol_error-1.png","_links":{"self":[{"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/posts\/10507"}],"collection":[{"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/users\/28"}],"replies":[{"embeddable":true,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/comments?post=10507"}],"version-history":[{"count":1,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/posts\/10507\/revisions"}],"predecessor-version":[{"id":10509,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/posts\/10507\/revisions\/10509"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/media\/10508"}],"wp:attachment":[{"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/media?parent=10507"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/categories?post=10507"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/tags?post=10507"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}