{"id":4603,"date":"2025-10-27T11:12:00","date_gmt":"2025-10-27T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/ssh-vs-ssl-differences-uses-secure-remote-access-web-traffic\/"},"modified":"2026-06-22T05:55:11","modified_gmt":"2026-06-22T05:55:11","slug":"ssh-vs-ssl-differences-uses-secure-remote-access-web-traffic","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/ssh-vs-ssl-differences-uses-secure-remote-access-web-traffic","title":{"rendered":"SSH so v\u1edbi SSL: Gi\u1ea3i m\u00e3 c\u00e1c giao th\u1ee9c cho m\u1ed9t th\u1ebf gi\u1edbi k\u1ef9 thu\u1eadt s\u1ed1 an to\u00e0n"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1408\" height=\"768\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2f5e2b5d5ff44b159f29e78411c2d38a.jpg\" alt=\"SSH vs SSL\" class=\"wp-image-4600\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2f5e2b5d5ff44b159f29e78411c2d38a.jpg 1408w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2f5e2b5d5ff44b159f29e78411c2d38a-300x164.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2f5e2b5d5ff44b159f29e78411c2d38a-1024x559.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2f5e2b5d5ff44b159f29e78411c2d38a-768x419.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2f5e2b5d5ff44b159f29e78411c2d38a-18x10.jpg 18w\" sizes=\"(max-width: 1408px) 100vw, 1408px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Trong b\u1ed1i c\u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1 li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd ng\u00e0y nay, vi\u1ec7c b\u1ea3o m\u1eadt d\u1eef li\u1ec7u trong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn\u2014m\u00e0 l\u00e0 m\u1ed9t y\u00eau c\u1ea7u b\u1eaft bu\u1ed9c. D\u00f9 b\u1ea1n \u0111ang qu\u1ea3n l\u00fd m\u00e1y ch\u1ee7 t\u1eeb xa hay th\u1ef1c hi\u1ec7n giao d\u1ecbch mua s\u1eafm tr\u1ef1c tuy\u1ebfn, hai giao th\u1ee9c m\u1eadt m\u00e3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0 SSH v\u00e0 SSL. M\u1eb7c d\u00f9 c\u1ea3 hai \u0111\u1ec1u l\u00e0 tr\u1ee5 c\u1ed9t c\u1ee7a an ninh m\u1ea1ng hi\u1ec7n \u0111\u1ea1i, ch\u00fang ph\u1ee5c v\u1ee5 nh\u1eefng m\u1ee5c \u0111\u00edch ri\u00eang bi\u1ec7t v\u00e0 ho\u1ea1t \u0111\u1ed9ng \u1edf c\u00e1c t\u1ea7ng kh\u00e1c nhau trong ng\u0103n x\u1ebfp m\u1ea1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa <strong>C\u00e1c giao th\u1ee9c SSH v\u00e0 SSL<\/strong> r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c chuy\u00ean gia CNTT, nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 b\u1ea5t k\u1ef3 ai ch\u1ecbu tr\u00e1ch nhi\u1ec7m duy tr\u00ec an ninh m\u1ea1ng v\u1eefng ch\u1eafc. H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n n\u00e0y s\u1ebd gi\u1ea3i th\u00edch r\u00f5 SSH v\u00e0 SSL l\u00e0 g\u00ec, l\u00e0m n\u1ed5i b\u1eadt nh\u1eefng kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa ch\u00fang th\u00f4ng qua b\u1ea3ng so s\u00e1nh chi ti\u1ebft, \u0111\u1ed3ng th\u1eddi kh\u00e1m ph\u00e1 c\u1ea3 vai tr\u00f2 then ch\u1ed1t c\u1ee7a ph\u1ea7n c\u1ee9ng n\u1ec1n t\u1ea3ng\u2014v\u00ed d\u1ee5 nh\u01b0 thi\u1ebft b\u1ecb hi\u1ec7u n\u0103ng cao <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>b\u1ed9 thu ph\u00e1t quang<\/strong><\/a>, nh\u1eb1m \u0111\u1ea3m b\u1ea3o c\u00e1c k\u1ebft n\u1ed1i an to\u00e0n n\u00e0y lu\u00f4n nhanh ch\u00f3ng v\u00e0 \u0111\u00e1ng tin c\u1eady. \u0110\u1ebfn cu\u1ed1i b\u00e0i vi\u1ebft n\u00e0y, b\u1ea1n s\u1ebd bi\u1ebft ch\u00ednh x\u00e1c khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng <strong>SSH so v\u1edbi SSL<\/strong> v\u00e0 c\u00e1ch l\u1ef1a ch\u1ecdn th\u00e0nh ph\u1ea7n ph\u00f9 h\u1ee3p cho c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udee1\ufe0f Nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n ghi nh\u1edb<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>SSH<\/strong> cho ph\u00e9p b\u1ea1n an to\u00e0n s\u1eed d\u1ee5ng v\u00e0 \u0111i\u1ec1u khi\u1ec3n m\u1ed9t m\u00e1y t\u00ednh kh\u00e1c t\u1eeb xa. B\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng n\u00f3 \u0111\u1ec3 qu\u1ea3n l\u00fd m\u00e1y ch\u1ee7. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 d\u00f9ng n\u00f3 \u0111\u1ec3 ch\u1ea1y c\u00e1c l\u1ec7nh.<\/p><\/li><li><p><strong>SSL<\/strong> b\u1ea3o v\u1ec7 c\u00e1c thao t\u00e1c web c\u1ee7a b\u1ea1n b\u1eb1ng c\u00e1ch \u0111\u1ea3m b\u1ea3o tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n giao ti\u1ebfp an to\u00e0n v\u1edbi c\u00e1c trang web. N\u1ebfu b\u1ea1n th\u1ea5y \u2018<strong>https:\/\/<\/strong>\u2018, trang web \u0111\u00f3 l\u00e0 an to\u00e0n.<\/p><\/li><li><p>C\u1ea3 SSH v\u00e0 SSL \u0111\u1ec1u s\u1eed d\u1ee5ng m\u00e3 h\u00f3a \u0111\u1ec3 che gi\u1ea5u d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n trong qu\u00e1 tr\u00ecnh di chuy\u1ec3n. Ch\u00fang c\u0169ng x\u00e1c th\u1ef1c danh t\u00ednh b\u00ean m\u00e0 b\u1ea1n \u0111ang giao ti\u1ebfp, nh\u1eb1m \u0111\u1ea3m b\u1ea3o b\u1ea1n k\u1ebft n\u1ed1i \u0111\u00fang \u0111\u1ecba ch\u1ec9.<\/p><\/li><li><p>H\u00e3y d\u00f9ng SSH n\u1ebfu b\u1ea1n c\u1ea7n truy c\u1eadp v\u00e0o m\u1ed9t m\u00e1y t\u00ednh kh\u00e1c ho\u1eb7c chuy\u1ec3n t\u1eadp tin. H\u00e3y d\u00f9ng SSL khi b\u1ea1n mua s\u1eafm tr\u1ef1c tuy\u1ebfn ho\u1eb7c \u0111\u0103ng nh\u1eadp v\u00e0o c\u00e1c trang web \u0111\u1ec3 b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n.<\/p><\/li><li><p>Lu\u00f4n ch\u1ecdn c\u00e1c c\u00f4ng c\u1ee5 an to\u00e0n nh\u01b0 SSH v\u00e0 SSL \u0111\u1ec3 ng\u0103n ch\u1eb7n tin t\u1eb7c v\u00e0 gi\u1eef an to\u00e0n cho d\u1eef li\u1ec7u ri\u00eang t\u01b0 c\u1ee7a b\u1ea1n tr\u00ean m\u1ea1ng.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udee1\ufe0f SSH (Secure Shell) l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/secure-shell-ssh-encrypted-remote-access-and-file-transfer\/\"><strong>SSH<\/strong><\/a>, or <strong>V\u1ecf an to\u00e0n<\/strong>, l\u00e0 m\u1ed9t giao th\u1ee9c m\u1ea1ng cung c\u1ea5p k\u00eanh an to\u00e0n \u0111\u1ec3 v\u1eadn h\u00e0nh c\u00e1c d\u1ecbch v\u1ee5 m\u1ea1ng tr\u00ean m\u1ed9t m\u1ea1ng kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o m\u1eadt. Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu c\u1ee7a n\u00f3 l\u00e0 \u0111\u0103ng nh\u1eadp t\u1eeb xa an to\u00e0n v\u00e0 th\u1ef1c thi l\u1ec7nh d\u00f2ng l\u1ec7nh tr\u00ean m\u00e1y ch\u1ee7 c\u0169ng nh\u01b0 c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng. H\u00e3y h\u00ecnh dung SSH nh\u01b0 m\u1ed9t \u0111\u01b0\u1eddng h\u1ea7m \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 nghi\u00eam ng\u1eb7t, cho ph\u00e9p qu\u1ea3n tr\u1ecb vi\u00ean truy c\u1eadp v\u00e0 ki\u1ec3m so\u00e1t m\u1ed9t m\u00e1y t\u00ednh t\u1eeb b\u1ea5t k\u1ef3 \u0111\u00e2u tr\u00ean th\u1ebf gi\u1edbi, tr\u00e1nh kh\u1ecfi s\u1ef1 theo d\u00f5i c\u1ee7a b\u00ean th\u1ee9 ba.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >SSH ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SSH s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh kh\u00e1ch\u2013ch\u1ee7. M\u00e1y kh\u00e1ch SSH kh\u1edfi t\u1ea1o k\u1ebft n\u1ed1i t\u1edbi m\u00e1y ch\u1ee7 SSH. Giao th\u1ee9c n\u00e0y \u00e1p d\u1ee5ng s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa m\u00e3 h\u00f3a \u0111\u1ed1i x\u1ee9ng, m\u00e3 h\u00f3a b\u1ea5t \u0111\u1ed1i x\u1ee9ng v\u00e0 h\u00e0m b\u0103m \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o m\u1ecdi giao ti\u1ebfp \u0111\u1ec1u \u0111\u01b0\u1ee3c b\u1ea3o m\u1eadt tuy\u1ec7t \u0111\u1ed1i v\u00e0 kh\u00f4ng th\u1ec3 b\u1ecb s\u1eeda \u0111\u1ed5i. M\u1ed9t phi\u00ean SSH \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m c\u00e1c b\u01b0\u1edbc sau:<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\"><strong>B\u1eaft tay TCP:<\/strong> M\u00e1y kh\u00e1ch k\u1ebft n\u1ed1i t\u1edbi m\u00e1y ch\u1ee7 tr\u00ean c\u1ed5ng 22.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Trao \u0111\u1ed5i kh\u00f3a:<\/strong> M\u00e1y ch\u1ee7 v\u00e0 m\u00e1y kh\u00e1ch th\u1ed1ng nh\u1ea5t v\u1ec1 c\u00e1c thu\u1eadt to\u00e1n m\u00e3 h\u00f3a v\u00e0 trao \u0111\u1ed5i kh\u00f3a c\u00f4ng khai nh\u1eb1m thi\u1ebft l\u1eadp m\u1ed9t phi\u00ean l\u00e0m vi\u1ec7c an to\u00e0n.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>X\u00e1c th\u1ef1c:<\/strong> M\u00e1y kh\u00e1ch x\u00e1c th\u1ef1c danh t\u00ednh c\u1ee7a m\u00ecnh, th\u01b0\u1eddng b\u1eb1ng m\u1eadt kh\u1ea9u ho\u1eb7c\u2014an to\u00e0n h\u01a1n\u2014b\u1eb1ng c\u1eb7p kh\u00f3a.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Th\u1ef1c thi l\u1ec7nh:<\/strong> Sau khi x\u00e1c th\u1ef1c th\u00e0nh c\u00f4ng, m\u00e1y kh\u00e1ch c\u00f3 th\u1ec3 th\u1ef1c thi l\u1ec7nh tr\u00ean m\u00e1y ch\u1ee7 t\u1eeb xa nh\u01b0 th\u1ec3 \u0111ang ng\u1ed3i tr\u1ef1c ti\u1ebfp tr\u01b0\u1edbc m\u00e0n h\u00ecnh m\u00e1y ch\u1ee7 \u0111\u00f3.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">SSH l\u00e0 giao th\u1ee9c \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u cho <strong>qu\u1ea3n l\u00fd m\u00e1y ch\u1ee7 t\u1eeb xa m\u1ed9t c\u00e1ch an to\u00e0n<\/strong> v\u00e0 l\u00e0 y\u1ebfu t\u1ed1 kh\u00f4ng th\u1ec3 thi\u1ebfu trong c\u00e1c quy tr\u00ecnh DevOps v\u00e0 qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udee1\ufe0f SSL\/TLS (Secure Sockets Layer) l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/ssl-encryption-certificates-website-security-privacy-trust\/\"><strong>SSL<\/strong><\/a> v\u00e0 ng\u01b0\u1eddi k\u1ebf nhi\u1ec7m hi\u1ec7n \u0111\u1ea1i, an to\u00e0n h\u01a1n c\u1ee7a n\u00f3 l\u00e0 TLS (Transport Layer Security), l\u00e0 c\u00e1c giao th\u1ee9c m\u1eadt m\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1eb1m cung c\u1ea5p b\u1ea3o m\u1eadt cho giao ti\u1ebfp tr\u00ean m\u1ea1ng m\u00e1y t\u00ednh. B\u1ea1n g\u1eb7p SSL\/TLS m\u1ed7i ng\u00e0y\u2014b\u1ea5t c\u1ee9 khi n\u00e0o b\u1ea1n th\u1ea5y \u201cHTTPS\u201d v\u00e0 bi\u1ec3u t\u01b0\u1ee3ng \u1ed5 kh\u00f3a trong thanh \u0111\u1ecba ch\u1ec9 tr\u00ecnh duy\u1ec7t, b\u1ea1n \u0111ang s\u1eed d\u1ee5ng TLS.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >SSL\/TLS ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ee5c \u0111\u00edch c\u1ed1t l\u00f5i c\u1ee7a SSL\/TLS l\u00e0 b\u1ea3o m\u1eadt k\u1ebft n\u1ed1i gi\u1eefa hai h\u1ec7 th\u1ed1ng, ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 gi\u1eefa m\u00e1y ch\u1ee7 web v\u00e0 m\u00e1y kh\u00e1ch (v\u00ed d\u1ee5: tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n). Qu\u00e1 tr\u00ecnh n\u00e0y, c\u00f2n g\u1ecdi l\u00e0 \u201cb\u1eaft tay TLS\u201d, l\u00e0 y\u1ebfu t\u1ed1 n\u1ec1n t\u1ea3ng c\u1ee7a <strong>b\u1ea3o m\u1eadt web v\u00e0 m\u00e3 h\u00f3a d\u1eef li\u1ec7u<\/strong>:<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\"><strong>Ch\u00e0o m\u00e1y kh\u00e1ch:<\/strong> M\u00e1y kh\u00e1ch g\u1eedi y\u00eau c\u1ea7u t\u1edbi m\u00e1y ch\u1ee7, li\u1ec7t k\u00ea c\u00e1c b\u1ed9 m\u1eadt m\u00e3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Ch\u00e0o m\u00e1y ch\u1ee7 &amp; Ch\u1ee9ng ch\u1ec9:<\/strong> M\u00e1y ch\u1ee7 ph\u1ea3n h\u1ed3i b\u1eb1ng b\u1ed9 m\u1eadt m\u00e3 \u0111\u00e3 ch\u1ecdn v\u00e0 ch\u1ee9ng ch\u1ec9 SSL c\u1ee7a m\u00ecnh, trong \u0111\u00f3 ch\u1ee9a kh\u00f3a c\u00f4ng khai c\u1ee7a m\u00e1y ch\u1ee7.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>X\u00e1c th\u1ef1c:<\/strong> M\u00e1y kh\u00e1ch x\u00e1c minh ch\u1ee9ng ch\u1ec9 c\u1ee7a m\u00e1y ch\u1ee7 v\u1edbi C\u01a1 quan c\u1ea5p ch\u1ee9ng ch\u1ec9 \u0111\u00e1ng tin c\u1eady (CA).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Trao \u0111\u1ed5i kh\u00f3a:<\/strong> M\u00e1y kh\u00e1ch v\u00e0 m\u00e1y ch\u1ee7 t\u1ea1o kh\u00f3a phi\u00ean \u0111\u1ec3 m\u00e3 h\u00f3a \u0111\u1ed1i x\u1ee9ng.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Truy\u1ec1n d\u1eef li\u1ec7u an to\u00e0n:<\/strong> To\u00e0n b\u1ed9 d\u1eef li\u1ec7u trao \u0111\u1ed5i sau \u0111\u00f3 \u0111\u1ec1u \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Giao th\u1ee9c n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o m\u1eadt c\u00e1c trang web, API v\u00e0 b\u1ea5t k\u1ef3 d\u1ecbch v\u1ee5 n\u00e0o m\u00e0 quy\u1ec1n ri\u00eang t\u01b0 d\u1eef li\u1ec7u gi\u1eefa m\u00e1y kh\u00e1ch v\u00e0 m\u00e1y ch\u1ee7 l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udee1\ufe0f So s\u00e1nh tr\u1ef1c ti\u1ebfp SSH v\u00e0 SSL<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2394520bf1b0462699d9e16652d9535d.webp\" alt=\"SSH vs SSL\" class=\"wp-image-4601\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2394520bf1b0462699d9e16652d9535d.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2394520bf1b0462699d9e16652d9535d-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2394520bf1b0462699d9e16652d9535d-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2394520bf1b0462699d9e16652d9535d-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/2394520bf1b0462699d9e16652d9535d-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 c\u1ea3 hai giao th\u1ee9c \u0111\u1ec1u m\u00e3 h\u00f3a d\u1eef li\u1ec7u, ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c nhi\u1ec7m v\u1ee5 kh\u00e1c nhau. Vi\u1ec7c l\u1ef1a ch\u1ecdn sai giao th\u1ee9c c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt ho\u1eb7c k\u00e9m hi\u1ec7u qu\u1ea3 trong v\u1eadn h\u00e0nh. H\u00e3y l\u00e0m r\u00f5 <strong>nh\u1eefng kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa SSH v\u00e0 TLS<\/strong> th\u00f4ng qua b\u1ea3ng so s\u00e1nh chi ti\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>\u0110\u1eb7c t\u00ednh<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>SSH (V\u1ecf an to\u00e0n)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>SSL\/TLS (L\u1edbp \u1ed5 c\u1eafm b\u1ea3o m\u1eadt)<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>M\u1ee5c \u0111\u00edch Ch\u00ednh<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Truy c\u1eadp v\u00e0 qu\u1ea3n l\u00fd d\u00f2ng l\u1ec7nh t\u1eeb xa m\u1ed9t c\u00e1ch an to\u00e0n.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>B\u1ea3o m\u1eadt l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp web v\u00e0 giao ti\u1ebfp gi\u1eefa m\u00e1y kh\u00e1ch\u2013m\u00e1y ch\u1ee7.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>C\u1ed5ng m\u1eb7c \u0111\u1ecbnh<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u1ed5ng 22<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u1ed5ng 443 (cho HTTPS)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>T\u1ea7ng giao th\u1ee9c<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ea7ng \u1ee8ng d\u1ee5ng.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ho\u1ea1t \u0111\u1ed9ng gi\u1eefa t\u1ea7ng V\u1eadn chuy\u1ec3n v\u00e0 t\u1ea7ng \u1ee8ng d\u1ee5ng.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>X\u00e1c th\u1ef1c<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng c\u1eb7p kh\u00f3a \u0111\u1ec3 x\u00e1c th\u1ef1c m\u1ea1nh.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ph\u1ee5 thu\u1ed9c v\u00e0o ch\u1ee9ng ch\u1ec9 s\u1ed1 do C\u01a1 quan c\u1ea5p ch\u1ee9ng ch\u1ec9 (CA) c\u1ea5p.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng, chuy\u1ec3n t\u1eadp tin (SCP\/SFTP), t\u1ea1o \u0111\u01b0\u1eddng h\u1ea7m.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u00e1c trang web th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, webmail, b\u1ea5t k\u1ef3 trang web n\u00e0o s\u1eed d\u1ee5ng HTTPS.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>M\u00f4 h\u00ecnh k\u1ebft n\u1ed1i<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u1eeb \u0111i\u1ec3m t\u1edbi \u0111i\u1ec3m (m\u1ed9t m\u00e1y kh\u00e1ch t\u1edbi m\u1ed9t m\u00e1y ch\u1ee7).<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u1eeb m\u1ed9t t\u1edbi nhi\u1ec1u (m\u1ed9t m\u00e1y ch\u1ee7 t\u1edbi nhi\u1ec1u m\u00e1y kh\u00e1ch).<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>C\u01a1 s\u1edf b\u1ea3o m\u1eadt<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>M\u00e3 h\u00f3a to\u00e0n b\u1ed9 phi\u00ean l\u00e0m vi\u1ec7c, bao g\u1ed3m c\u1ea3 x\u00e1c th\u1ef1c.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>M\u00e3 h\u00f3a ph\u1ea7n t\u1ea3i d\u1eef li\u1ec7u c\u1ee7a giao ti\u1ebfp.<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng giao th\u1ee9c n\u00e0o?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>S\u1eed d\u1ee5ng SSH<\/strong> khi b\u1ea1n c\u1ea7n truy c\u1eadp tr\u1ef1c ti\u1ebfp v\u00e0 an to\u00e0n v\u00e0o shell c\u1ee7a m\u00e1y ch\u1ee7 t\u1eeb xa \u0111\u1ec3 qu\u1ea3n tr\u1ecb, t\u1ef1 \u0111\u1ed9ng h\u00f3a ho\u1eb7c truy\u1ec1n t\u1ec7p an to\u00e0n.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>S\u1eed d\u1ee5ng SSL\/TLS<\/strong> khi b\u1ea1n c\u1ea7n b\u1ea3o v\u1ec7 t\u00ednh b\u1ea3o m\u1eadt v\u00e0 to\u00e0n v\u1eb9n c\u1ee7a d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c trao \u0111\u1ed5i gi\u1eefa client c\u1ee7a ng\u01b0\u1eddi d\u00f9ng (v\u00ed d\u1ee5: tr\u00ecnh duy\u1ec7t) v\u00e0 d\u1ecbch v\u1ee5 web.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec3u r\u00f5 \u0111i\u1ec1u n\u00e0y <strong>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa SSH v\u00e0 SSL<\/strong> l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean. B\u01b0\u1edbc ti\u1ebfp theo l\u00e0 \u0111\u1ea3m b\u1ea3o to\u00e0n b\u1ed9 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng c\u1ee7a b\u1ea1n \u2014 xu\u1ed1ng t\u1eadn ph\u1ea7n c\u1ee9ng v\u1eadt l\u00fd \u2014 c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c k\u1ebft n\u1ed1i an to\u00e0n n\u00e0y m\u00e0 kh\u00f4ng g\u00e2y ngh\u1ebdn.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udee1\ufe0f Vai tr\u00f2 c\u1ee7a c\u00e1c module quang trong c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng an to\u00e0n<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 th\u1eafc m\u1eafc ph\u1ea7n c\u1ee9ng v\u1eadt l\u00fd li\u00ean quan g\u00ec \u0111\u1ebfn c\u00e1c giao th\u1ee9c b\u1ea3o m\u1eadt d\u1ef1a tr\u00ean ph\u1ea7n m\u1ec1m nh\u01b0 <strong>SSH<\/strong> and <strong>SSL<\/strong>. C\u00e2u tr\u1ea3 l\u1eddi l\u00e0: m\u1ecdi th\u1ee9. C\u00e1c giao th\u1ee9c b\u1ea3o m\u1eadt t\u1ea1o ra m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn <em>logic<\/em> an to\u00e0n cho d\u1eef li\u1ec7u, nh\u01b0ng d\u1eef li\u1ec7u \u0111\u00f3 ph\u1ea3i di chuy\u1ec3n qua m\u1ed9t <em>c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng v\u1eadt l\u00fd.<\/em> \u0110\u00e2y l\u00e0 n\u01a1i hi\u1ec7u n\u0103ng v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a ph\u1ea7n c\u1ee9ng tr\u1edf n\u00ean then ch\u1ed1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>C\u00e1c m\u00f4-\u0111un b\u1ed9 thu ph\u00e1t quang<\/strong><\/a> l\u00e0 nh\u1eefng \u201canh h\u00f9ng th\u1ea7m l\u1eb7ng\u201d c\u1ee7a c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i v\u00e0 m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao. Nh\u1eefng thi\u1ebft b\u1ecb nh\u1ecf n\u00e0y chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n t\u1eeb c\u00e1c switch m\u1ea1ng v\u00e0 m\u00e1y ch\u1ee7 th\u00e0nh xung \u00e1nh s\u00e1ng truy\u1ec1n \u0111i qua <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/knowledge-center\/fiber-optic-cable-what-it-is-and-how-it-works-explained\/\"><strong>c\u00e1p quang<\/strong><\/a>. Ch\u00fang \u0111\u00f3ng vai tr\u00f2 n\u1ec1n t\u1ea3ng cho c\u00e1c k\u1ebft n\u1ed1i b\u0103ng th\u00f4ng cao v\u00e0 kho\u1ea3ng c\u00e1ch xa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >M\u1ed1i li\u00ean h\u1ec7 gi\u1eefa module quang v\u1edbi SSH v\u00e0 SSL l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Khi b\u1ea1n thi\u1ebft l\u1eadp m\u1ed9t <strong>SSH<\/strong> phi\u00ean l\u00e0m vi\u1ec7c<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u0110\u1ed9 tr\u1ec5 v\u00e0 \u0111\u1ed9 bi\u1ebfn thi\u00ean \u0111\u1ed9 tr\u1ec5 (jitter):<\/strong> C\u00e1c \u0111\u1ed9 tr\u1ec5 v\u00e0 s\u1ef1 thi\u1ebfu nh\u1ea5t qu\u00e1n c\u00f3 th\u1ec3 l\u00e0m gi\u00e1n \u0111o\u1ea1n phi\u00ean SSH m\u01b0\u1ee3t m\u00e0 ho\u1eb7c l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh b\u1eaft tay (handshake) SSL\/TLS.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>L\u1ed7i to\u00e0n v\u1eb9n d\u1eef li\u1ec7u:<\/strong> M\u1ea5t g\u00f3i ho\u1eb7c h\u1ecfng g\u00f3i c\u00f3 th\u1ec3 bu\u1ed9c ph\u1ea3i truy\u1ec1n l\u1ea1i, l\u00e0m suy gi\u1ea3m hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c k\u00eanh b\u1ea3o m\u1eadt.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>L\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt:<\/strong> Ph\u1ea7n c\u1ee9ng l\u1ed7i c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng b\u1ea5t ng\u1edd, t\u1ea1o ra c\u00e1c \u201cc\u1eeda s\u1ed5\u201d ti\u1ec1m \u1ea9n cho c\u00e1c m\u1ed1i \u0111e d\u1ecda.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 \u0111\u1ea1t hi\u1ec7u n\u0103ng t\u1ed1i \u01b0u cho <strong>c\u00e1c giao th\u1ee9c m\u1ea1ng an to\u00e0n<\/strong>, b\u1ea1n c\u1ea7n c\u00e1c module quang \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 trung th\u1ef1c d\u1eef li\u1ec7u cao, \u0111\u1ed9 tr\u1ec5 th\u1ea5p v\u00e0 t\u01b0\u01a1ng th\u00edch \u0111\u1ea7y \u0111\u1ee7 v\u1edbi thi\u1ebft b\u1ecb m\u1ea1ng c\u1ee7a b\u1ea1n. \u0110\u00e2y l\u00e0 l\u00fac vi\u1ec7c l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady tr\u1edf n\u00ean quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5, b\u1ed9 thu ph\u00e1t <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476046.htm\"><strong>SFP28-25G-LR<\/strong><\/a> module quang l\u00e0 l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi cho c\u00e1c m\u00f4i tr\u01b0\u1eddng \u0111\u00f2i h\u1ecfi cao. B\u1ed9 thu ph\u00e1t SFP28 25G n\u00e0y h\u1ed7 tr\u1ee3 truy\u1ec1n d\u1eabn t\u1ea7m xa l\u00ean t\u1edbi 10 km, r\u1ea5t ph\u00f9 h\u1ee3p \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c d\u1ecbch v\u1ee5 an to\u00e0n gi\u1eefa c\u00e1c v\u1ecb tr\u00ed trung t\u00e2m d\u1eef li\u1ec7u kh\u00e1c nhau. \u0110\u1ed9 tin c\u1eady cao c\u00f9ng ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam ng\u1eb7t \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c \u0111\u01b0\u1eddng h\u1ea7m SSH \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1eb1ng SSL c\u1ee7a b\u1ea1n v\u1eadn h\u00e0nh tr\u00ean m\u1ed9t l\u1edbp v\u1eadt l\u00fd v\u1eefng ch\u1eafc v\u00e0 hi\u1ec7u n\u0103ng cao, gi\u1ea3m thi\u1ec3u \u0111\u1ed9 tr\u1ec5 v\u00e0 t\u1ed1i \u0111a h\u00f3a th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng. Vi\u1ec7c t\u00edch h\u1ee3p c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u00e1ng tin c\u1eady nh\u01b0 <strong>LINK-PP SFP28-25G-LR<\/strong> l\u00e0 m\u1ed9t th\u1ef1c ti\u1ec5n t\u1ed1t d\u00e0nh cho b\u1ea5t k\u1ef3 ai nghi\u00eam t\u00fac x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng m\u1ea1ng an to\u00e0n v\u00e0 t\u1ed1c \u0111\u1ed9 cao.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udee1\ufe0f K\u1ebft lu\u1eadn: X\u00e2y d\u1ef1ng chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o m\u1eadt \u0111\u1ed3ng b\u1ed9<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/secure-shell-ssh-encrypted-remote-access-and-file-transfer\/\"><strong>SSH<\/strong><\/a> and <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/ssl-encryption-certificates-website-security-privacy-trust\/\"><strong>SSL\/TLS<\/strong><\/a> kh\u00f4ng ph\u1ea3i l\u00e0 hai c\u00f4ng ngh\u1ec7 c\u1ea1nh tranh m\u00e0 l\u00e0 hai c\u00f4ng ngh\u1ec7 b\u1ed5 tr\u1ee3 l\u1eabn nhau, m\u1ed7i lo\u1ea1i \u0111\u1ec1u xu\u1ea5t s\u1eafc trong l\u0129nh v\u1ef1c ri\u00eang. SSH l\u00e0 c\u00f4ng c\u1ee5 c\u1ee7a b\u1ea1n \u0111\u1ec3 truy c\u1eadp v\u00e0 \u0111i\u1ec1u khi\u1ec3n t\u1eeb xa m\u1ed9t c\u00e1ch an to\u00e0n, trong khi SSL\/TLS l\u00e0 \u201cng\u01b0\u1eddi b\u1ea3o v\u1ec7\u201d d\u1eef li\u1ec7u \u0111ang \u0111\u01b0\u1ee3c truy\u1ec1n tr\u00ean c\u00e1c d\u1ecbch v\u1ee5 d\u1ef1a tr\u00ean web. Vi\u1ec7c hi\u1ec3u s\u00e2u c\u1ea3 hai giao th\u1ee9c l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu \u0111\u1ec3 tri\u1ec3n khai c\u00e1c giao th\u1ee9c b\u1ea3o m\u1eadt m\u1ea1ng hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y nh\u1edb r\u1eb1ng, m\u1ed9t t\u01b0 th\u1ebf b\u1ea3o m\u1eadt m\u1ea1nh m\u1ebd l\u00e0 m\u1ed9t n\u1ed7 l\u1ef1c nhi\u1ec1u l\u1edbp. N\u00f3 k\u00e9o d\u00e0i t\u1eeb c\u00e1c giao th\u1ee9c \u1edf t\u1ea7ng \u1ee9ng d\u1ee5ng nh\u01b0 SSH v\u00e0 SSL xu\u1ed1ng t\u1eadn ph\u1ea7n c\u1ee9ng v\u1eadt l\u00fd mang c\u00e1c bit v\u00e0 byte. \u0110\u1ea3m b\u1ea3o m\u1ecdi l\u1edbp \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u \u2014 t\u1eeb qu\u00e1 tr\u00ecnh b\u1eaft tay m\u1eadt m\u00e3 \u0111\u1ebfn xung \u00e1nh s\u00e1ng trong c\u00e1p quang \u2014 ch\u00ednh l\u00e0 \u0111\u1eb7c \u0111i\u1ec3m nh\u1eadn di\u1ec7n c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf b\u00e0i b\u1ea3n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udee1\ufe0f C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa SSH v\u00e0 SSL l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n d\u00f9ng SSH \u0111\u1ec3 truy c\u1eadp t\u1eeb xa v\u00e0 th\u1ef1c thi l\u1ec7nh m\u1ed9t c\u00e1ch an to\u00e0n. B\u1ea1n d\u00f9ng SSL \u0111\u1ec3 b\u1ea3o v\u1ec7 giao ti\u1ebfp d\u1ef1a tr\u00ean web. C\u1ea3 hai \u0111\u1ec1u s\u1eed d\u1ee5ng m\u00e3 h\u00f3a, nh\u01b0ng m\u1ed7i lo\u1ea1i ph\u1ee5c v\u1ee5 m\u1ed9t m\u1ee5c \u0111\u00edch kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng SSH v\u00e0 SSL c\u00f9ng l\u00fac kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u1ea3 hai giao th\u1ee9c trong quy tr\u00ecnh l\u00e0m vi\u1ec7c c\u1ee7a m\u00ecnh. V\u00ed d\u1ee5, b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng SSH \u0111\u1ec3 qu\u1ea3n tr\u1ecb m\u00e1y ch\u1ee7 v\u00e0 d\u00f9ng SSL \u0111\u1ec3 b\u1ea3o m\u1eadt k\u1ebft n\u1ed1i c\u1ee7a kh\u00e1ch truy c\u1eadp website.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >B\u1ea1n n\u00ean ch\u1ecdn giao th\u1ee9c n\u00e0o cho vi\u1ec7c truy\u1ec1n t\u1ec7p?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n n\u00ean ch\u1ecdn SSH k\u00e8m SFTP \u0111\u1ec3 truy\u1ec1n t\u1ec7p m\u1ed9t c\u00e1ch an to\u00e0n. SSL kh\u00f4ng h\u1ed7 tr\u1ee3 qu\u1ea3n l\u00fd t\u1ec7p t\u1eeb xa nh\u01b0 SSH.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >L\u00e0m sao bi\u1ebft m\u1ed9t website c\u00f3 s\u1eed d\u1ee5ng SSL hay kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n s\u1ebd th\u1ea5y \u201chttps:\/\/\u201d trong thanh \u0111\u1ecba ch\u1ec9 v\u00e0 bi\u1ec3u t\u01b0\u1ee3ng \u1ed5 kh\u00f3a. Nh\u1eefng d\u1ea5u hi\u1ec7u n\u00e0y cho th\u1ea5y k\u1ebft n\u1ed1i c\u1ee7a b\u1ea1n \u0111ang \u0111\u01b0\u1ee3c SSL b\u1ea3o v\u1ec7.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >SSH v\u00e0 SSL c\u00f3 d\u00f9ng chung c\u1ed5ng kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng. SSH s\u1eed d\u1ee5ng c\u1ed5ng 22 cho truy c\u1eadp t\u1eeb xa. SSL s\u1eed d\u1ee5ng c\u1ed5ng 443 cho l\u01b0u l\u01b0\u1ee3ng web an to\u00e0n.<\/p>","protected":false},"excerpt":{"rendered":"<p>SSH so v\u1edbi SSL: SSH b\u1ea3o m\u1eadt truy c\u1eadp t\u1eeb xa v\u00e0 truy\u1ec1n t\u1ec7p, trong khi SSL b\u1ea3o v\u1ec7 giao ti\u1ebfp web. H\u00e3y ch\u1ecdn giao th\u1ee9c ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u b\u1ea3o m\u1eadt c\u1ee7a b\u1ea1n.<\/p>","protected":false},"author":1,"featured_media":4602,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[13,14,18,24,26],"class_list":["post-4603","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-100g-modules","tag-10g-sfp-transceivers","tag-40g-qsfp-transceivers","tag-link-pp","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4603","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/comments?post=4603"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4603\/revisions"}],"predecessor-version":[{"id":10969,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4603\/revisions\/10969"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/4602"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=4603"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=4603"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=4603"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}