Trong l\u0129nh v\u1ef1c truy\u1ec1n th\u00f4ng k\u1ef9 thu\u1eadt s\u1ed1, c\u00e1c giao th\u1ee9c b\u1ea3o m\u1eadt TLS (Transport Layer Security) v\u00e0 SSL (Secure Sockets Layer) \u0111\u00f3ng vai tr\u00f2 l\u00e0 l\u00ednh g\u00e1c, \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n qua internet m\u1ed9t c\u00e1ch an to\u00e0n. Tuy nhi\u00ean, khi c\u00e1c giao th\u1ee9c n\u00e0y g\u1eb7p l\u1ed7i k\u1ebft h\u1ee3p v\u1edbi proxy, ch\u00fang c\u00f3 th\u1ec3 t\u1ea1o ra r\u00e0o c\u1ea3n \u0111\u00e1ng k\u1ec3 cho ng\u01b0\u1eddi d\u00f9ng. V\u1ea5n \u0111\u1ec1 n\u00e0y \u0111\u1eb7c bi\u1ec7t li\u00ean quan \u0111\u1ebfn nh\u1eefng ng\u01b0\u1eddi d\u1ef1a v\u00e0o proxy \u0111\u1ec3 \u1ea9n danh, b\u1ea3o m\u1eadt ho\u1eb7c truy c\u1eadp n\u1ed9i dung. Hi\u1ec3u v\u00e0 gi\u1ea3i quy\u1ebft c\u00e1c l\u1ed7i n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0 nhu c\u1ea7u k\u1ef9 thu\u1eadt; m\u00e0 c\u00f2n l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 duy tr\u00ec s\u1ef1 hi\u1ec7n di\u1ec7n tr\u1ef1c tuy\u1ebfn an to\u00e0n.<\/p>\n
L\u1ed7i proxy TLS\/SSL th\u01b0\u1eddng ph\u00e1t sinh t\u1eeb s\u1ef1 hi\u1ec3u l\u1ea7m c\u01a1 b\u1ea3n v\u1ec1 c\u00e1ch c\u00e1c giao th\u1ee9c n\u00e0y t\u01b0\u01a1ng t\u00e1c v\u1edbi m\u00e1y ch\u1ee7 proxy. Khi m\u00e1y kh\u00e1ch c\u1ed1 g\u1eafng thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i an to\u00e0n th\u00f4ng qua proxy, proxy c\u0169ng ph\u1ea3i h\u1ed7 tr\u1ee3 v\u00e0 \u0111\u00e0m ph\u00e1n \u0111\u00fang c\u00e1ch b\u1eaft tay TLS. N\u1ebfu c\u00f3 s\u1ef1 kh\u00f4ng kh\u1edbp v\u1ec1 phi\u00ean b\u1ea3n, b\u1ed9 m\u00e3 h\u00f3a ho\u1eb7c x\u00e1c th\u1ef1c ch\u1ee9ng ch\u1ec9, k\u1ebft n\u1ed1i s\u1ebd kh\u00f4ng th\u00e0nh c\u00f4ng.<\/p>\n
H\u00e3y xem x\u00e9t m\u1ed9t t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf: ng\u01b0\u1eddi d\u00f9ng c\u1ed1 g\u1eafng truy c\u1eadp m\u1ed9t trang web an to\u00e0n th\u00f4ng qua m\u1ed9t proxy ch\u1ec9 h\u1ed7 tr\u1ee3 phi\u00ean b\u1ea3n TLS l\u1ed7i th\u1eddi. Trang web \u0111\u01b0\u1ee3c \u0111\u1ecbnh c\u1ea5u h\u00ecnh \u0111\u1ec3 t\u1eeb ch\u1ed1i c\u00e1c giao th\u1ee9c l\u1ed7i th\u1eddi v\u00ec l\u00fd do b\u1ea3o m\u1eadt, t\u1eeb ch\u1ed1i k\u1ebft n\u1ed1i, d\u1eabn \u0111\u1ebfn th\u00f4ng b\u00e1o l\u1ed7i g\u00e2y kh\u00f3 ch\u1ecbu. Nh\u1eefng s\u1ef1 kh\u00f4ng kh\u1edbp nh\u01b0 v\u1eady, cho d\u00f9 l\u00e0 do ph\u1ea7n m\u1ec1m l\u1ed7i th\u1eddi hay c\u00e0i \u0111\u1eb7t c\u1ea5u h\u00ecnh sai, \u0111\u1ec1u l\u00e0m n\u1ed5i b\u1eadt s\u1ef1 c\u00e2n b\u1eb1ng tinh t\u1ebf c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec giao ti\u1ebfp an to\u00e0n.<\/p>\n
\u0110\u1ea3m b\u1ea3o \u0111\u1ecba ch\u1ec9 proxy v\u00e0 c\u1ed5ng \u0111\u01b0\u1ee3c nh\u1eadp ch\u00ednh x\u00e1c.<\/p>\n<\/li>\n
C\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m<\/strong>:<\/p>\n<\/li>\n \u0110\u1ea3m b\u1ea3o tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n c\u0169ng \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt l\u00ean phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t.<\/p>\n<\/li>\n Ki\u1ec3m tra k\u1ebft n\u1ed1i Internet<\/strong>:<\/p>\n<\/li>\n \u0110\u1ea3m b\u1ea3o r\u1eb1ng phi\u00ean b\u1ea3n TLS m\u1edbi nh\u1ea5t \u0111\u01b0\u1ee3c b\u1eadt (TLS 1.2 ho\u1eb7c 1.3).<\/p>\n<\/li>\n Ki\u1ec3m tra ch\u1ee9ng ch\u1ec9<\/strong>:<\/p>\n<\/li>\n Ph\u00e2n t\u00edch \u0111\u1ea7u ra \u0111\u1ec3 t\u00ecm b\u1ea5t k\u1ef3 l\u1ed7i n\u00e0o li\u00ean quan \u0111\u1ebfn SSL.<\/p>\n<\/li>\n Xem l\u1ea1i Nh\u1eadt k\u00fd Proxy<\/strong>:<\/p>\n<\/li>\n T\u00ecm ki\u1ebfm m\u00e3 l\u1ed7i c\u1ee5 th\u1ec3 c\u00f3 th\u1ec3 cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 c\u1ea5u h\u00ecnh sai.<\/p>\n<\/li>\n C\u1ea5u h\u00ecnh Cipher Suites<\/strong>:<\/p>\n<\/li>\n Vi\u1ec7c \u0111i\u1ec1u h\u01b0\u1edbng c\u00e1c l\u1ed7i proxy TLS\/SSL c\u00f3 th\u1ec3 gi\u1ed1ng nh\u01b0 \u0111ang \u0111i qua m\u1ed9t m\u00ea cung, nh\u01b0ng v\u1edbi c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 c\u1ea5u tr\u00fac, con \u0111\u01b0\u1eddng tr\u1edf n\u00ean r\u00f5 r\u00e0ng h\u01a1n. Nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n ghi nh\u1edb bao g\u1ed3m t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c duy tr\u00ec ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt, \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch gi\u1eefa c\u00e1c proxy v\u00e0 c\u00e1c trang web m\u1ee5c ti\u00eau v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 m\u1ed9t c\u00e1ch c\u00f3 h\u1ec7 th\u1ed1ng khi ch\u00fang ph\u00e1t sinh. B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 c\u00e1c bi\u1ec7n ph\u00e1p th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t v\u00e0 t\u1eadn d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p, ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng ch\u1ec9 c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c l\u1ed7i n\u00e0y m\u00e0 c\u00f2n c\u1ee7ng c\u1ed1 b\u1ea3o m\u1eadt tr\u1ef1c tuy\u1ebfn c\u1ee7a h\u1ecd. H\u00e3y nh\u1edb r\u1eb1ng, trong th\u1ebf gi\u1edbi k\u1ef9 thu\u1eadt s\u1ed1, ki\u1ebfn th\u1ee9c l\u00e0 l\u00e1 ch\u1eafn t\u1ed1t nh\u1ea5t c\u1ee7a b\u1ea1n v\u00e0 s\u1ef1 chu\u1ea9n b\u1ecb l\u00e0 l\u1edbp \u00e1o gi\u00e1p m\u1ea1nh nh\u1ea5t c\u1ee7a b\u1ea1n.<\/p>","protected":false},"excerpt":{"rendered":" Introduction In the realm of digital communication, the security protocols TLS (Transport Layer Security) and SSL (Secure Sockets Layer) stand as sentinels, ensuring that data traverses the internet safely. However, when these protocols encounter errors in conjunction with proxies, they can create significant roadblocks for users. This issue is particularly pertinent for those relying on […]<\/p>\n","protected":false},"author":2,"featured_media":542,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[153],"tags":[301,302,116,11,33,300,115,114,104,179],"class_list":["post-541","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-failures","tag-certificates","tag-connectivity-issues","tag-encryption","tag-https","tag-network-security","tag-proxy-errors","tag-ssl","tag-tls","tag-troubleshooting","tag-web-security"],"acf":[],"_links":{"self":[{"href":"https:\/\/replicounts.org\/vi\/wp-json\/wp\/v2\/posts\/541","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/replicounts.org\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/replicounts.org\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/replicounts.org\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/replicounts.org\/vi\/wp-json\/wp\/v2\/comments?post=541"}],"version-history":[{"count":0,"href":"https:\/\/replicounts.org\/vi\/wp-json\/wp\/v2\/posts\/541\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/replicounts.org\/vi\/wp-json\/wp\/v2\/media\/542"}],"wp:attachment":[{"href":"https:\/\/replicounts.org\/vi\/wp-json\/wp\/v2\/media?parent=541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/replicounts.org\/vi\/wp-json\/wp\/v2\/categories?post=541"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/replicounts.org\/vi\/wp-json\/wp\/v2\/tags?post=541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Gi\u1ea3i ph\u00e1p trung gian<\/h3>\n
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X\u1eed l\u00fd s\u1ef1 c\u1ed1 n\u00e2ng cao<\/h3>\n
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curl<\/code> ho\u1eb7c wget<\/code> \u0111\u1ec3 ki\u1ec3m tra k\u1ebft n\u1ed1i th\u00f4ng qua proxy v\u1edbi \u0111\u1ea7u ra chi ti\u1ebft. V\u00ed d\u1ee5:
\n bash
\n curl -v -x http:\/\/proxy_address:port https:\/\/target_site<\/code><\/li>\nC\u00f4ng c\u1ee5 & C\u1ea5u h\u00ecnh \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t<\/h2>\n
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Suy ngh\u0129 cu\u1ed1i c\u00f9ng<\/h2>\n