{"id":4132,"date":"2025-10-24T11:12:00","date_gmt":"2025-10-24T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/hypertext-transfer-protocol-enables-fast-secure-web-browsing\/"},"modified":"2026-06-22T05:57:54","modified_gmt":"2026-06-22T05:57:54","slug":"hypertext-transfer-protocol-enables-fast-secure-web-browsing","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/hypertext-transfer-protocol-enables-fast-secure-web-browsing","title":{"rendered":"Giao th\u1ee9c Truy\u1ec1n t\u1ea3i Si\u00eau v\u0103n b\u1ea3n (HTTP): Ng\u00f4n ng\u1eef v\u00f4 h\u00ecnh c\u1ee7a Web"},"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\/b6775ded436e43208e0d9f44edd66119.jpg\" alt=\"Hypertext Transfer Protocol\" class=\"wp-image-4129\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b6775ded436e43208e0d9f44edd66119.jpg 1408w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b6775ded436e43208e0d9f44edd66119-300x164.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b6775ded436e43208e0d9f44edd66119-1024x559.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b6775ded436e43208e0d9f44edd66119-768x419.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/b6775ded436e43208e0d9f44edd66119-18x10.jpg 18w\" sizes=\"(max-width: 1408px) 100vw, 1408px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n t\u1eebng t\u1ef1 h\u1ecfi \u0111i\u1ec1u g\u00ec x\u1ea3y ra trong ch\u1edbp m\u1eaft khi b\u1ea1n g\u00f5 \u0111\u1ecba ch\u1ec9 m\u1ed9t trang web v\u00e0 nh\u1ea5n Enter? Ph\u00e9p m\u00e0u \u0111\u1eb1ng sau vi\u1ec7c t\u1ea3i trang tin y\u00eau th\u00edch, ph\u00e1t tr\u1ef1c tuy\u1ebfn video ho\u1eb7c ki\u1ec3m tra m\u1ea1ng x\u00e3 h\u1ed9i \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh b\u1edfi m\u1ed9t giao th\u1ee9c n\u1ec1n t\u1ea3ng: <strong>Giao th\u1ee9c Truy\u1ec1n t\u1ea3i Si\u00eau v\u0103n b\u1ea3n (HTTP)<\/strong>. \u0110\u00e2y l\u00e0 t\u1eadp h\u1ee3p c\u00e1c quy t\u1eafc n\u1ec1n t\u1ea3ng cho ph\u00e9p tr\u00ecnh duy\u1ec7t web v\u00e0 m\u00e1y ch\u1ee7 giao ti\u1ebfp v\u1edbi nhau, t\u1eeb \u0111\u00f3 l\u00e0m cho World Wide Web tr\u1edf n\u00ean kh\u1ea3 thi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Trong b\u00e0i ph\u00e2n t\u00edch chuy\u00ean s\u00e2u n\u00e0y, ch\u00fang ta s\u1ebd l\u00e0m r\u00f5 HTTP, kh\u00e1m ph\u00e1 qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a n\u00f3 v\u00e0 gi\u1ea3i th\u00edch c\u00e1ch n\u00f3 ho\u1ea1t \u0111\u1ed9ng song song v\u1edbi ph\u1ea7n c\u1ee9ng m\u1ea1ng hi\u1ec7n \u0111\u1ea1i \u0111\u1ec3 mang \u0111\u1ebfn nh\u1eefng tr\u1ea3i nghi\u1ec7m k\u1ef9 thu\u1eadt s\u1ed1 li\u1ec1n m\u1ea1ch m\u00e0 ch\u00fang ta \u0111ang t\u1eadn h\u01b0\u1edfng ng\u00e0y nay. <strong>Hi\u1ec3u v\u1ec1 giao th\u1ee9c HTTP<\/strong> c\u01a1 h\u1ecdc l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n, chuy\u00ean gia CNTT v\u00e0 b\u1ea5t k\u1ef3 ai t\u00f2 m\u00f2 v\u1ec1 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u1ee7a th\u1ebf gi\u1edbi k\u1ebft n\u1ed1i ch\u00fang ta.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcdd HTTP ch\u00ednh x\u00e1c l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ec1 b\u1ea3n ch\u1ea5t, <strong>Giao th\u1ee9c Truy\u1ec1n t\u1ea3i Si\u00eau v\u0103n b\u1ea3n (HTTP)<\/strong> l\u00e0 m\u1ed9t giao th\u1ee9c \u1edf t\u1ea7ng \u1ee9ng d\u1ee5ng nh\u1eb1m truy\u1ec1n c\u00e1c t\u00e0i li\u1ec7u si\u00eau ph\u01b0\u01a1ng ti\u1ec7n nh\u01b0 HTML. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho vi\u1ec7c giao ti\u1ebfp gi\u1eefa tr\u00ecnh duy\u1ec7t web v\u00e0 m\u00e1y ch\u1ee7 web, nh\u01b0ng c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho nhi\u1ec1u m\u1ee5c \u0111\u00edch kh\u00e1c. H\u00e3y coi n\u00f3 nh\u01b0 m\u1ed9t ng\u00f4n ng\u1eef l\u1ecbch s\u1ef1, tu\u00e2n th\u1ee7 quy t\u1eafc \u2014 ng\u00f4n ng\u1eef tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n d\u00f9ng \u0111\u1ec3 y\u00eau c\u1ea7u m\u00e1y ch\u1ee7 cung c\u1ea5p m\u1ed9t trang web, \u0111\u1ed3ng th\u1eddi c\u0169ng l\u00e0 ng\u00f4n ng\u1eef m\u00e1y ch\u1ee7 d\u00f9ng \u0111\u1ec3 g\u1eedi tr\u1ea3 trang \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd l\u00e0 HTTP ti\u00eau chu\u1ea9n kh\u00f4ng gi\u1eef tr\u1ea1ng th\u00e1i (stateless). M\u1ed7i y\u00eau c\u1ea7u t\u1eeb ph\u00eda client (tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n) t\u1edbi m\u00e1y ch\u1ee7 \u0111\u1ec1u \u0111\u1ed9c l\u1eadp; m\u00e1y ch\u1ee7 kh\u00f4ng ghi nh\u1edb c\u00e1c y\u00eau c\u1ea7u tr\u01b0\u1edbc \u0111\u00f3. Ch\u00ednh v\u00ec v\u1eady, cookie v\u00e0 session \u0111\u01b0\u1ee3c ph\u00e1t minh \u2014 nh\u1eb1m th\u00eam m\u1ed9t l\u1edbp duy tr\u00ec tr\u1ea1ng th\u00e1i (statefulness) l\u00ean tr\u00ean.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcdd HTTP ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o? H\u00e0nh tr\u00ecnh t\u1eebng b\u01b0\u1edbc<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa client v\u00e0 server th\u00f4ng qua HTTP l\u00e0 m\u1ed9t \u0111i\u1ec7u nh\u1ea3y thanh l\u1ecbch, ch\u1ee7 y\u1ebfu d\u1ef1a tr\u00ean m\u00f4 h\u00ecnh <strong>y\u00eau c\u1ea7u \u2013 ph\u1ea3n h\u1ed3i<\/strong>. H\u00e3y c\u00f9ng ph\u00e2n t\u00edch chi ti\u1ebft:<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\"><strong>Kh\u1edfi t\u1ea1o:<\/strong> B\u1ea1n nh\u1eadp m\u1ed9t URL (v\u00ed d\u1ee5:, <mark data-color=\"var(--qc-color2)\" style=\"background-color: var(--qc-color2); color: inherit;\">http: \/\/.example.com<\/mark>) v\u00e0o tr\u00ecnh duy\u1ec7t.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Tra c\u1ee9u DNS:<\/strong> Tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n chuy\u1ec3n \u0111\u1ed5i t\u00ean mi\u1ec1n d\u1ec5 \u0111\u1ecdc th\u00e0nh m\u1ed9t \u0111\u1ecba ch\u1ec9 IP.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>K\u1ebft n\u1ed1i TCP:<\/strong> Tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i Giao th\u1ee9c \u0110i\u1ec1u khi\u1ec3n Truy\u1ec1n t\u1ea3i (TCP) v\u1edbi m\u00e1y ch\u1ee7 t\u1ea1i \u0111\u1ecba ch\u1ec9 IP \u0111\u00f3.<\/p><\/li><li><p style=\"margin: 0px 0px 8px;\"><strong>Y\u00eau c\u1ea7u HTTP:<\/strong> Tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n g\u1eedi m\u1ed9t <strong>th\u00f4ng \u0111i\u1ec7p y\u00eau c\u1ea7u HTTP<\/strong>. Th\u00f4ng \u0111i\u1ec7p n\u00e0y c\u00f3 c\u1ea5u tr\u00fac c\u1ee5 th\u1ec3:<\/p><ul><li><p style=\"margin: 0px;\"><strong>D\u00f2ng y\u00eau c\u1ea7u:<\/strong> Ch\u1ee9a ph\u01b0\u01a1ng th\u1ee9c (v\u00ed d\u1ee5:, <mark data-color=\"var(--qc-color2)\" style=\"background-color: var(--qc-color2); color: inherit;\">GET<\/mark>, <mark data-color=\"var(--qc-color2)\" style=\"background-color: var(--qc-color2); color: inherit;\">POST<\/mark>) v\u00e0 \u0111\u01b0\u1eddng d\u1eabn URL.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Ti\u00eau \u0111\u1ec1 (Headers):<\/strong> Cung c\u1ea5p si\u00eau d\u1eef li\u1ec7u v\u1ec1 y\u00eau c\u1ea7u (v\u00ed d\u1ee5: lo\u1ea1i tr\u00ecnh duy\u1ec7t, ng\u00f4n ng\u1eef ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c, cookie).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Ph\u1ea7n th\u00e2n (Body):<\/strong> (T\u00f9y ch\u1ecdn) Ch\u1ee9a d\u1eef li\u1ec7u g\u1eedi t\u1edbi m\u00e1y ch\u1ee7, v\u00ed d\u1ee5 nh\u01b0 d\u1eef li\u1ec7u bi\u1ec3u m\u1eabu.<\/p><\/li><\/ul><\/li><li><p style=\"margin: 0px;\"><strong>X\u1eed l\u00fd t\u1ea1i m\u00e1y ch\u1ee7:<\/strong> M\u00e1y ch\u1ee7 x\u1eed l\u00fd y\u00eau c\u1ea7u, truy xu\u1ea5t t\u00e0i nguy\u00ean \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u ho\u1eb7c th\u1ef1c thi m\u1ed9t k\u1ecbch b\u1ea3n.<\/p><\/li><li><p style=\"margin: 0px 0px 8px;\"><strong>Ph\u1ea3n h\u1ed3i HTTP:<\/strong> M\u00e1y ch\u1ee7 g\u1eedi l\u1ea1i m\u1ed9t <strong>th\u00f4ng \u0111i\u1ec7p ph\u1ea3n h\u1ed3i HTTP<\/strong>:<\/p><ul><li><p style=\"margin: 0px;\"><strong>D\u00f2ng tr\u1ea1ng th\u00e1i:<\/strong> Bao g\u1ed3m m\u00e3 tr\u1ea1ng th\u00e1i (v\u00ed d\u1ee5:, <mark data-color=\"var(--qc-color2)\" style=\"background-color: var(--qc-color2); color: inherit;\">200 OK<\/mark>, <mark data-color=\"var(--qc-color2)\" style=\"background-color: var(--qc-color2); color: inherit;\">404 Kh\u00f4ng t\u00ecm th\u1ea5y<\/mark>).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Ti\u00eau \u0111\u1ec1 (Headers):<\/strong> Si\u00eau d\u1eef li\u1ec7u v\u1ec1 ph\u1ea3n h\u1ed3i (v\u00ed d\u1ee5: ki\u1ec3u n\u1ed9i dung, \u0111\u1ed9 d\u00e0i n\u1ed9i dung, lo\u1ea1i m\u00e1y ch\u1ee7).<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Ph\u1ea7n th\u00e2n (Body):<\/strong> (T\u00f9y ch\u1ecdn) T\u00e0i nguy\u00ean \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u th\u1ef1c t\u1ebf, v\u00ed d\u1ee5 nh\u01b0 m\u00e3 HTML c\u1ee7a trang web.<\/p><\/li><\/ul><\/li><li><p style=\"margin: 0px;\"><strong>Hi\u1ec3n th\u1ecb:<\/strong> Tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n nh\u1eadn ph\u1ea3n h\u1ed3i, di\u1ec5n gi\u1ea3i m\u00e3 HTML v\u00e0 hi\u1ec3n th\u1ecb trang web cho b\u1ea1n.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u0110\u00f3ng k\u1ebft n\u1ed1i:<\/strong> K\u1ebft n\u1ed1i TCP b\u1ecb \u0111\u00f3ng (m\u1eb7c d\u00f9 c\u00e1c phi\u00ean b\u1ea3n HTTP hi\u1ec7n \u0111\u1ea1i c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng k\u1ebft n\u1ed1i).<\/p><\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"550\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8895bddd4c82410c90e81e6ae0158927.webp\" alt=\"Hypertext Transfer Protocol (HTTP)\" class=\"wp-image-4130\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8895bddd4c82410c90e81e6ae0158927.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8895bddd4c82410c90e81e6ae0158927-300x138.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8895bddd4c82410c90e81e6ae0158927-1024x469.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8895bddd4c82410c90e81e6ae0158927-768x352.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8895bddd4c82410c90e81e6ae0158927-18x8.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcdd Qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a HTTP: C\u00e2u chuy\u1ec7n v\u1ec1 t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u qu\u1ea3<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>HTTP<\/strong> kh\u00f4ng \u0111\u1ee9ng y\u00ean. N\u00f3 \u0111\u00e3 ti\u1ebfn h\u00f3a \u0111\u00e1ng k\u1ec3 \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a web hi\u1ec7n \u0111\u1ea1i, gi\u00e0u ph\u01b0\u01a1ng ti\u1ec7n. Vi\u1ec7c hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c phi\u00ean b\u1ea3n l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 <strong>t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t web nh\u1eb1m gi\u1ea3m th\u1eddi gian t\u1ea3i<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y t\u00f3m t\u1eaft c\u00e1c c\u1ea3i ti\u1ebfn n\u1ed5i b\u1eadt:<\/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>Phi\u00ean b\u1ea3n<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>C\u00e1c c\u1ea3i ti\u1ebfn l\u1edbn &amp; t\u00e1c \u0111\u1ed9ng<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>HTTP\/1.1<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>M\u1ed9t y\u00eau c\u1ea7u m\u1ed7i k\u1ebft n\u1ed1i, ti\u00eau \u0111\u1ec1 d\u1ea1ng v\u0103n b\u1ea3n.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Gi\u1edbi thi\u1ec7u k\u1ebft n\u1ed1i b\u1ec1n (persistent connections) v\u00e0 x\u1eed l\u00fd n\u1ed1i ti\u1ebfp (pipelining), nh\u01b0ng v\u1eabn t\u1ed3n t\u1ea1i v\u1ea5n \u0111\u1ec1 ch\u1eb7n \u0111\u1ea7u h\u00e0ng (head-of-line blocking).<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>HTTP\/2<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Giao th\u1ee9c nh\u1ecb ph\u00e2n, \u0111a lu\u1ed3ng (multiplexing), n\u00e9n ti\u00eau \u0111\u1ec1.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>C\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 t\u1ed1c \u0111\u1ed9 t\u1ea3i trang<\/strong> b\u1eb1ng c\u00e1ch cho ph\u00e9p nhi\u1ec1u y\u00eau c\u1ea7u v\u00e0 ph\u1ea3n h\u1ed3i c\u00f9ng l\u00fac tr\u00ean m\u1ed9t k\u1ebft n\u1ed1i duy nh\u1ea5t.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>HTTP\/3<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>S\u1eed d\u1ee5ng giao th\u1ee9c QUIC tr\u00ean UDP thay v\u00ec TCP.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Nh\u1eb1m gi\u1ea3m \u0111\u1ed9 tr\u1ec5 h\u01a1n n\u1eefa b\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf hi\u1ec7n t\u01b0\u1ee3ng ch\u1eb7n \u0111\u1ea7u h\u00e0ng tr\u00ean TCP, r\u1ea5t ph\u00f9 h\u1ee3p cho m\u1ea1ng di \u0111\u1ed9ng v\u00e0 m\u1ea1ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcdd HTTP so v\u1edbi HTTPS: K\u00fd t\u1ef1 \u2018S\u2019 quan tr\u1ecdng cho b\u1ea3o m\u1eadt<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n h\u1eb3n \u0111\u00e3 nh\u1eadn th\u1ea5y h\u1ea7u h\u1ebft URL ng\u00e0y nay b\u1eaft \u0111\u1ea7u b\u1eb1ng <mark data-color=\"var(--qc-color2)\" style=\"background-color: var(--qc-color2); color: inherit;\">HTTPS<\/mark>, ch\u1ee9 kh\u00f4ng ph\u1ea3i <mark data-color=\"var(--qc-color2)\" style=\"background-color: var(--qc-color2); color: inherit;\">HTTP<\/mark>. K\u00fd t\u1ef1 \u2018S\u2019 \u0111\u1ea1i di\u1ec7n cho <strong>B\u1ea3o m\u1eadt<\/strong>. HTTPS kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t giao th\u1ee9c ri\u00eang bi\u1ec7t; n\u00f3 l\u00e0 HTTP \u0111\u01b0\u1ee3c b\u1ed5 sung l\u1edbp m\u00e3 h\u00f3a (th\u00f4ng qua TLS ho\u1eb7c SSL).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c m\u00e3 h\u00f3a n\u00e0y l\u00e0 b\u1eaft bu\u1ed9c \u0111\u1ed1i v\u1edbi c\u00e1c trang web hi\u1ec7n \u0111\u1ea1i. N\u00f3:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>M\u00e3 h\u00f3a d\u1eef li\u1ec7u:<\/strong> B\u1ea3o v\u1ec7 th\u00f4ng tin nh\u1ea1y c\u1ea3m nh\u01b0 th\u00f4ng tin \u0111\u0103ng nh\u1eadp v\u00e0 s\u1ed1 th\u1ebb t\u00edn d\u1ee5ng.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>X\u00e1c th\u1ef1c trang web:<\/strong> X\u00e1c minh r\u1eb1ng ng\u01b0\u1eddi d\u00f9ng \u0111ang giao ti\u1ebfp v\u1edbi m\u00e1y ch\u1ee7 \u0111\u00fang nh\u01b0 mong mu\u1ed1n, ch\u1ee9 kh\u00f4ng ph\u1ea3i v\u1edbi m\u1ed9t th\u1ef1c th\u1ec3 gi\u1ea3 m\u1ea1o.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi m\u1ecdi doanh nghi\u1ec7p, vi\u1ec7c chuy\u1ec3n sang HTTPS l\u00e0 m\u1ed9t b\u01b0\u1edbc c\u01a1 b\u1ea3n trong <strong>th\u1ef1c ti\u1ec5n giao ti\u1ebfp web an to\u00e0n<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcdd C\u01a1 s\u1edf v\u1eadt l\u00fd: N\u01a1i HTTP g\u1eb7p c\u00e1c module quang h\u1ecdc<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7c d\u00f9 <strong>HTTP<\/strong> ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ea7ng \u1ee9ng d\u1ee5ng (t\u1ea7ng 7 c\u1ee7a <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/vi\/glossary\/open-system-interconnect-osi-model-seven-layers-networking\/\"><strong>M\u00f4 h\u00ecnh OSI<\/strong><\/a>), nh\u01b0ng hi\u1ec7u n\u0103ng t\u1ed1c \u0111\u1ed9 cao c\u1ee7a n\u00f3 cu\u1ed1i c\u00f9ng ph\u1ee5 thu\u1ed9c v\u00e0o c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng v\u1eadt l\u00fd truy\u1ec1n d\u1eef li\u1ec7u. \u0110\u00e2y l\u00e0 l\u00fac ph\u00e9p m\u00e0u c\u1ee7a \u00e1nh s\u00e1ng ph\u00e1t huy t\u00e1c d\u1ee5ng.<\/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>M\u00f4-\u0111un quang<\/strong><\/a> (ho\u1eb7c b\u1ed9 thu ph\u00e1t) l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ph\u1ea7n c\u1ee9ng then ch\u1ed1t chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n t\u1eeb c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng (nh\u01b0 m\u00e1y ch\u1ee7 v\u00e0 b\u1ed9 chuy\u1ec3n m\u1ea1ch) th\u00e0nh t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng. Nh\u1eefng xung \u00e1nh s\u00e1ng n\u00e0y sau \u0111\u00f3 di chuy\u1ec3n v\u1edbi t\u1ed1c \u0111\u1ed9 c\u1ef1c cao d\u1ecdc theo c\u00e1p quang, t\u1ea1o th\u00e0nh x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a Internet v\u00e0 c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec sao \u0111i\u1ec1u n\u00e0y quan tr\u1ecdng \u0111\u1ed1i v\u1edbi HTTP? Hi\u1ec7u n\u0103ng c\u1ee7a c\u00e1c <strong>\u1ee9ng d\u1ee5ng d\u1ef1a tr\u00ean HTTP<\/strong>\u2014\u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u b\u0103ng th\u00f4ng cao v\u00e0 \u0111\u1ed9 tr\u1ec5 th\u1ea5p, nh\u01b0 h\u1ed9i ngh\u1ecb truy\u1ec1n h\u00ecnh, tr\u00f2 ch\u01a1i tr\u1ef1c tuy\u1ebfn ho\u1eb7c chuy\u1ec3n d\u1eef li\u1ec7u quy m\u00f4 l\u1edbn\u2014b\u1ecb \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp b\u1edfi ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ee7a c\u00e1c m\u00f4-\u0111un quang h\u1ecdc n\u00e0y. M\u1ed9t k\u1ebft n\u1ed1i quang h\u1ecdc ch\u1eadm ch\u1ea1p ho\u1eb7c kh\u00f4ng \u0111\u00e1ng tin c\u1eady c\u00f3 th\u1ec3 t\u1ea1o ra \u0111i\u1ec3m ngh\u1ebdn, l\u00e0m m\u1ea5t \u0111i c\u00e1c l\u1ee3i \u00edch v\u1ec1 hi\u1ec7u su\u1ea5t do HTTP\/2 ho\u1eb7c HTTP\/3 hi\u1ec7n \u0111\u1ea1i mang l\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp web hi\u1ec7n \u0111\u1ea1i, vi\u1ec7c \u0111\u1ea7u t\u01b0 v\u00e0o c\u00e1c th\u00e0nh ph\u1ea7n hi\u1ec7u n\u0103ng cao l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu. V\u00ed d\u1ee5, b\u1ed9 <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-26045-400g-qsfp-dd-osfp-qsfp112.htm\"><strong>400G QSFP-DD<\/strong> <strong>m\u00f4-\u0111un quang<\/strong><\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1eb1m \u0111\u1ea1t \u0111\u1ed9 tin c\u1eady v\u00e0 ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u0111a trong c\u00e1c k\u1ebft n\u1ed1i li\u00ean trung t\u00e2m d\u1eef li\u1ec7u \u0111\u01b0\u1eddng d\u00e0i, \u0111\u1ea3m b\u1ea3o c\u00e1c y\u00eau c\u1ea7u v\u00e0 ph\u1ea3n h\u1ed3i HTTP di chuy\u1ec3n qua kho\u1ea3ng c\u00e1ch l\u1edbn v\u1edbi \u0111\u1ed9 tr\u1ec5 t\u1ed1i thi\u1ec3u. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng chuy\u1ec3n m\u1ea1ch m\u1eadt \u0111\u1ed9 cao, lo\u1ea1t <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\"><strong>100G QSFP28<\/strong><\/a> cung c\u1ea5p gi\u1ea3i ph\u00e1p b\u1ec1n b\u1ec9 v\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng. B\u1eb1ng c\u00e1ch l\u1ef1a ch\u1ecdn ph\u1ea7n c\u1ee9ng \u0111\u00e1ng tin c\u1eady t\u1eeb c\u00e1c nh\u00e0 cung c\u1ea5p uy t\u00edn nh\u01b0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\"><strong>LINK-PP<\/strong><\/a>, b\u1ea1n x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho <strong>t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u n\u0103ng \u1ee9ng d\u1ee5ng web<\/strong> t\u1eeb g\u1ed1c r\u1ec5.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcdd K\u1ebft lu\u1eadn: HTTP \u2013 Nh\u1ecbp \u0111\u1eadp kh\u00f4ng ng\u1eebng ph\u00e1t tri\u1ec3n c\u1ee7a m\u1ea1ng l\u01b0\u1edbi web<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u1edfi nguy\u00ean \u0111\u01a1n gi\u1ea3n d\u01b0\u1edbi d\u1ea1ng m\u1ed9t giao th\u1ee9c d\u1ef1a tr\u00ean v\u0103n b\u1ea3n cho \u0111\u1ebfn chu\u1ea9n hi\u1ec7n \u0111\u1ea1i ng\u00e0y nay\u2014nhanh ch\u00f3ng, h\u1ed7 tr\u1ee3 gh\u00e9p k\u00eanh v\u00e0 b\u1ea3o m\u1eadt\u2014, <strong>HTTP<\/strong> v\u1eabn l\u00e0 ng\u00f4n ng\u1eef kh\u00f4ng th\u1ec3 thi\u1ebfu c\u1ee7a m\u1ea1ng l\u01b0\u1edbi web. Qu\u00e1 tr\u00ecnh ti\u1ebfn h\u00f3a c\u1ee7a n\u00f3 ti\u1ebfp t\u1ee5c \u0111\u1ecbnh h\u00ecnh c\u00e1ch ch\u00fang ta t\u01b0\u01a1ng t\u00e1c v\u1edbi n\u1ed9i dung k\u1ef9 thu\u1eadt s\u1ed1. B\u1eb1ng vi\u1ec7c hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a HTTP, \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng th\u1ee9c b\u1ea3o m\u1eadt <strong>HTTPS<\/strong>, v\u00e0 \u0111\u1ea3m b\u1ea3o c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng v\u1eadt l\u00fd v\u1eefng ch\u1eafc v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n ch\u1ea5t l\u01b0\u1ee3ng cao, doanh nghi\u1ec7p v\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 t\u1ea1o ra nh\u1eefng tr\u1ea3i nghi\u1ec7m tr\u1ef1c tuy\u1ebfn nhanh h\u01a1n, an to\u00e0n h\u01a1n v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng c\u1ee7a b\u1ea1n \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a \u0111\u1ec3 x\u1eed l\u00fd t\u1ed1c \u0111\u1ed9 c\u1ee7a l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp HTTP hi\u1ec7n \u0111\u1ea1i ch\u01b0a? T\u1eeb l\u1edbp \u1ee9ng d\u1ee5ng cho \u0111\u1ebfn ph\u1ea7n c\u1ee9ng v\u1eadt l\u00fd, m\u1ed7i th\u00e0nh ph\u1ea7n \u0111\u1ec1u \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udcdd FAQ<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >Nhi\u1ec7m v\u1ee5 ch\u00ednh c\u1ee7a HTTP l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">HTTP cho ph\u00e9p tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n v\u00e0 m\u1ed9t trang web trao \u0111\u1ed5i th\u00f4ng tin. B\u1ea1n s\u1eed d\u1ee5ng n\u00f3 m\u1ed7i khi truy c\u1eadp m\u1ed9t trang web. N\u00f3 gi\u00fap b\u1ea1n xem v\u0103n b\u1ea3n, h\u00ecnh \u1ea3nh v\u00e0 video tr\u1ef1c tuy\u1ebfn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >HTTPS b\u1ed5 sung g\u00ec cho HTTP?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">HTTPS th\u00eam t\u00ednh b\u1ea3o m\u1eadt v\u00e0o vi\u1ec7c duy\u1ec7t web c\u1ee7a b\u1ea1n. N\u00f3 s\u1eed d\u1ee5ng m\u00e3 h\u00f3a \u0111\u1ec3 gi\u1eef d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n ri\u00eang t\u01b0. B\u1ea1n s\u1ebd th\u1ea5y bi\u1ec3u t\u01b0\u1ee3ng \u1ed5 kh\u00f3a trong tr\u00ecnh duy\u1ec7t khi m\u1ed9t trang web s\u1eed d\u1ee5ng HTTPS.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >M\u00e3 tr\u1ea1ng th\u00e1i HTTP l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e3 tr\u1ea1ng th\u00e1i HTTP l\u00e0 nh\u1eefng con s\u1ed1 cho bi\u1ebft \u0111i\u1ec1u g\u00ec \u0111\u00e3 x\u1ea3y ra v\u1edbi y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n. V\u00ed d\u1ee5, 200 ngh\u0129a l\u00e0 th\u00e0nh c\u00f4ng, c\u00f2n 404 ngh\u0129a l\u00e0 trang kh\u00f4ng t\u1ed3n t\u1ea1i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >Proxy trong vi\u1ec7c duy\u1ec7t web l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Proxy \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t tr\u1ee3 l\u00fd trung gian gi\u1eefa b\u1ea1n v\u00e0 internet. N\u00f3 c\u00f3 th\u1ec3 gi\u00fap trang web t\u1ea3i nhanh h\u01a1n, h\u1ed7 tr\u1ee3 b\u1ea1n duy tr\u00ec s\u1ef1 ri\u00eang t\u01b0 ho\u1eb7c cho ph\u00e9p b\u1ea1n truy c\u1eadp c\u00e1c trang b\u1ecb ch\u1eb7n.<\/p>","protected":false},"excerpt":{"rendered":"<p>Giao th\u1ee9c Truy\u1ec1n t\u1ea3i Si\u00eau v\u0103n b\u1ea3n (HTTP) cho ph\u00e9p duy\u1ec7t web nhanh b\u1eb1ng c\u00e1ch cho ph\u00e9p tr\u00ecnh duy\u1ec7t v\u00e0 m\u00e1y ch\u1ee7 trao \u0111\u1ed5i v\u0103n b\u1ea3n, h\u00ecnh \u1ea3nh v\u00e0 video m\u1ed9t c\u00e1ch an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>","protected":false},"author":1,"featured_media":4131,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[27],"tags":[24,26],"class_list":["post-4132","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-link-pp","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4132","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=4132"}],"version-history":[{"count":6,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4132\/revisions"}],"predecessor-version":[{"id":10974,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/posts\/4132\/revisions\/10974"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media\/4131"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/media?parent=4132"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/categories?post=4132"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/vi\/wp-json\/wp\/v2\/tags?post=4132"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}