{"id":33229,"date":"2023-12-08T02:22:42","date_gmt":"2023-12-08T02:22:42","guid":{"rendered":"https:\/\/masterskills.org\/blog\/tuong-lua-firewall-trong-thuong-mai-dien-tu-la-gi-dac-diem.html"},"modified":"2023-12-23T11:18:15","modified_gmt":"2023-12-23T04:18:15","slug":"tuong-lua-firewall-trong-thuong-mai-dien-tu-la-gi-dac-diem","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/tuong-lua-firewall-trong-thuong-mai-dien-tu-la-gi-dac-diem.html","title":{"rendered":"T\u01b0\u1eddng l\u1eeda (Firewall) trong th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed l\u00e0 g\u00ec? \u0110\u1eb7c \u0111i\u1ec3m"},"content":{"rendered":"
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H\u00ecnh minh ho\u1ea1 (Ngu\u1ed3n: pandasecurity)<\/p>\n<\/div>\n<\/div>\n

T\u01b0\u1eddng l\u1eeda trong th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed<\/font><\/h2>\n

Kh\u00e1i ni\u1ec7m<\/b><\/p>\n

T\u01b0\u1eddng l\u1eeda<\/b> trong ti\u1ebfng Anh \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0\u00a0Firewall.<\/b><\/p>\n

T\u01b0\u1eddng l\u1eeda l\u00e0 m\u1ed9t trong c\u00e1c bi\u1ec7n ph\u00e1p c\u01a1 b\u1ea3n nh\u1eb1m \u0111\u1ea3m b\u1ea3o an to\u00e0n cho h\u1ec7 th\u1ed1ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed.<\/p>\n

T\u01b0\u1eddng l\u1eeda <\/b>l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n c\u1ee7a m\u1ea1ng, g\u1ed3m ph\u1ea7n m\u1ec1m ho\u1eb7c ph\u1ea7n c\u1ee9ng ho\u1eb7c k\u1ebft h\u1ee3p c\u1ea3 ph\u1ea7n m\u1ec1m v\u00e0 ph\u1ea7n c\u1ee9ng, cho ph\u00e9p nh\u1eefng ng\u01b0\u1eddi s\u1eed d\u1ee5ng m\u1ea1ng m\u00e1y t\u00ednh c\u1ee7a m\u1ed9t t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 truy c\u1eadp t\u00e0i nguy\u00ean c\u1ee7a c\u00e1c m\u1ea1ng kh\u00e1c (v\u00ed d\u1ee5, m\u1ea1ng Internet), nh\u01b0ng \u0111\u1ed3ng th\u1eddi ng\u0103n c\u1ea5m nh\u1eefng ng\u01b0\u1eddi s\u1eed d\u1ee5ng kh\u00e1c, kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p t\u1eeb b\u00ean ngo\u00e0i truy c\u1eadp v\u00e0o m\u1ea1ng m\u00e1y t\u00ednh c\u1ee7a t\u1ed5 ch\u1ee9c.\u00a0<\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a\u00a0T\u01b0\u1eddng l\u1eeda<\/font><\/h3>\n

M\u1ed9t b\u1ee9c t\u01b0\u1eddng l\u1eeda c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m sau:\u00a0<\/p>\n

– T\u1ea5t c\u1ea3 c\u00e1c lu\u1ed3ng th\u00f4ng tin t\u1eeb b\u00ean trong m\u1ea1ng m\u00e1y t\u00ednh c\u1ee7a t\u1ed5 ch\u1ee9c \u0111i ra ngo\u00e0i v\u00e0 ng\u01b0\u1ee3c l\u1ea1i \u0111\u1ec1u ph\u1ea3i \u0111i qua thi\u1ebft b\u1ecb hay ph\u1ea7n m\u1ec1m n\u00e0y.<\/p>\n

– Ch\u1ec9 c\u00e1c lu\u1ed3ng th\u00f4ng tin \u0111\u01b0\u1ee3c ph\u00e9p v\u00e0 tu\u00e2n th\u1ee7 \u0111\u00fang qui \u0111\u1ecbnh v\u1ec1 an to\u00e0n m\u1ea1ng m\u00e1y t\u00ednh c\u1ee7a t\u1ed5 ch\u1ee9c, m\u1edbi \u0111\u01b0\u1ee3c ph\u00e9p \u0111i qua.<\/p>\n

V\u1ec1 c\u01a1 b\u1ea3n, t\u01b0\u1eddng l\u1eeda cho ph\u00e9p nh\u1eefng ng\u01b0\u1eddi s\u1eed d\u1ee5ng m\u1ea1ng m\u00e1y t\u00ednh b\u00ean trong t\u01b0\u1eddng l\u1eeda \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 nh\u01b0ng v\u1eabn c\u00f3 kh\u1ea3 n\u0103ng truy c\u1eadp to\u00e0n b\u1ed9 c\u00e1c d\u1ecbch v\u1ee5 b\u00ean ngo\u00e0i m\u1ea1ng;\u00a0<\/p>\n

\u0110\u1ed3ng th\u1eddi ng\u0103n ch\u1eb7n v\u00e0 ch\u1ec9 cho ph\u00e9p m\u1ed9t s\u1ed1 c\u00e1c truy c\u1eadp t\u1eeb b\u00ean ngo\u00e0i v\u00e0o m\u1ea1ng tr\u00ean c\u01a1 s\u1edf \u0111\u00e3 ki\u1ec3m tra t\u00ean v\u00e0 m\u1eadt kh\u1ea9u c\u1ee7a ng\u01b0\u1eddi s\u1eed d\u1ee5ng, \u0111\u1ecba ch\u1ec9 IP ho\u1eb7c t\u00ean mi\u1ec1n (domain name) \u2026\u00a0<\/p>\n

V\u00ed d\u1ee5, <\/b>m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t ch\u1ec9 cho ph\u00e9p nh\u1eefng ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00f3 t\u00ean mi\u1ec1n thu\u1ed9c c\u00e1c c\u00f4ng ty \u0111\u1ed1i t\u00e1c l\u00e0 kh\u00e1ch h\u00e0ng l\u00e2u n\u0103m, truy c\u1eadp v\u00e0o website c\u1ee7a h\u1ecd \u0111\u1ec3 mua h\u00e0ng. Nh\u01b0 v\u1eady, c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ee9c t\u01b0\u1eddng l\u1eeda l\u00e0 thi\u1ebft l\u1eadp m\u1ed9t r\u00e0o ch\u1eafn gi\u1eefa trong v\u00e0 ngo\u00e0i m\u1ea1ng m\u00e1y t\u00ednh c\u1ee7a t\u1ed5 ch\u1ee9c.\u00a0<\/p>\n

T\u01b0\u1eddng l\u1eeda b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh c\u1ee7a t\u1ed5 ch\u1ee9c tr\u00e1nh kh\u1ecfi nh\u1eefng t\u1ed5n th\u01b0\u01a1ng do nh\u1eefng tin t\u1eb7c, nh\u1eefng ng\u01b0\u1eddi t\u00f2 m\u00f2 t\u1eeb b\u00ean ngo\u00e0i t\u1ea5n c\u00f4ng.\u00a0<\/p>\n

T\u1ea5t c\u1ea3 m\u1ecdi th\u00f4ng \u0111i\u1ec7p \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn v\u00e0 g\u1eedi \u0111i \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u01b0\u1eddng l\u1eeda ki\u1ec3m tra \u0111\u1ed1i chi\u1ebfu v\u1edbi nh\u1eefng qui \u0111\u1ecbnh v\u1ec1 an to\u00e0n do t\u1ed5 ch\u1ee9c x\u00e1c l\u1eadp.\u00a0<\/p>\n

C\u00e1c t\u01b0\u1eddng l\u1eeda ph\u1ed5 bi\u1ebfn hi\u1ec7n nay g\u1ed3m: Windows XP Personal firewall, Microsoft ISA server (\u0111a ch\u1ee9c n\u0103ng), Checkpoint.<\/p>\n

(T\u00e0i li\u1ec7u tham kh\u1ea3o: Gi\u00e1o tr\u00ecnh Th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed c\u0103n b\u1ea3n, 2009, \u0110\u1ea1i h\u1ecdc Ngo\u1ea1i Th\u01b0\u01a1ng)<\/i><\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

\n T\u01b0\u1eddng l\u1eeda (ti\u1ebfng Anh: Firewall) l\u00e0 m\u1ed9t trong c\u00e1c bi\u1ec7n ph\u00e1p c\u01a1 b\u1ea3n nh\u1eb1m \u0111\u1ea3m b\u1ea3o an to\u00e0n cho h\u1ec7 th\u1ed1ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed.\n <\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[418],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/33229"}],"collection":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/comments?post=33229"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/33229\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=33229"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=33229"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=33229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}