{"id":476780,"date":"2023-08-09T07:36:15","date_gmt":"2023-08-09T07:36:15","guid":{"rendered":""},"modified":"2023-09-05T11:13:26","modified_gmt":"2023-09-05T11:13:26","slug":"defense-in-depth","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/defense-in-depth\/","title":{"rendered":"Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u"},"content":{"rendered":"<p>Defense In-Depth l\u00e0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c an ninh m\u1ea1ng m\u1ea1nh m\u1ebd v\u00e0 nhi\u1ec1u l\u1edbp \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1c h\u1ec7 th\u1ed1ng v\u00e0 m\u1ea1ng th\u00f4ng tin kh\u1ecfi nhi\u1ec1u m\u1ed1i \u0111e d\u1ecda. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y nh\u1ea5n m\u1ea1nh vi\u1ec7c s\u1eed d\u1ee5ng nhi\u1ec1u bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt \u1edf c\u00e1c l\u1edbp kh\u00e1c nhau, t\u1ea1o ra m\u1ed9t m\u1ea1ng l\u01b0\u1edbi ph\u00f2ng th\u1ee7 ph\u1ee9c t\u1ea1p v\u00e0 li\u00ean k\u1ebft v\u1edbi nhau. B\u1eb1ng c\u00e1ch tri\u1ec3n khai Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u, c\u00e1c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 n\u00e2ng cao kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i tr\u01b0\u1edbc c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng v\u00e0 gi\u1ea3m thi\u1ec3u thi\u1ec7t h\u1ea1i ti\u1ec1m t\u00e0ng do vi ph\u1ea1m an ninh g\u00e2y ra.<\/p>\n<h2>L\u1ecbch s\u1eed ngu\u1ed3n g\u1ed1c c\u1ee7a qu\u1ed1c ph\u00f2ng chuy\u00ean s\u00e2u<\/h2>\n<p>Kh\u00e1i ni\u1ec7m Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb chi\u1ebfn thu\u1eadt qu\u00e2n s\u1ef1. N\u00f3 quay tr\u1edf l\u1ea1i th\u1eddi c\u1ed5 \u0111\u1ea1i khi qu\u00e2n \u0111\u1ed9i c\u1ee7ng c\u1ed1 v\u1ecb tr\u00ed c\u1ee7a h\u1ecd b\u1eb1ng nhi\u1ec1u l\u1edbp ph\u00f2ng th\u1ee7, khi\u1ebfn k\u1ebb th\u00f9 kh\u00f3 x\u00e2m ph\u1ea1m ph\u00f2ng tuy\u1ebfn c\u1ee7a h\u1ecd h\u01a1n. \u00dd t\u01b0\u1edfng v\u1ec1 ph\u00f2ng th\u1ee7 nhi\u1ec1u l\u1edbp sau \u0111\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh ph\u00f9 h\u1ee3p v\u1edbi an ninh m\u1ea1ng trong nh\u1eefng ng\u00e0y \u0111\u1ea7u c\u1ee7a \u0111i\u1ec7n to\u00e1n khi internet tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn h\u01a1n v\u00e0 c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1ea1ng xu\u1ea5t hi\u1ec7n.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u<\/h2>\n<p>Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn v\u01b0\u1ee3t xa vi\u1ec7c d\u1ef1a v\u00e0o m\u1ed9t gi\u1ea3i ph\u00e1p b\u1ea3o m\u1eadt duy nh\u1ea5t \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda tr\u00ean m\u1ea1ng. Thay v\u00e0o \u0111\u00f3, n\u00f3 k\u1ebft h\u1ee3p nhi\u1ec1u c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt kh\u00e1c nhau, t\u1ea1o ra nhi\u1ec1u r\u00e0o c\u1ea3n m\u00e0 k\u1ebb t\u1ea5n c\u00f4ng ph\u1ea3i v\u01b0\u1ee3t qua. M\u1ed7i l\u1edbp ph\u00f2ng th\u1ee7 nh\u1eb1m m\u1ee5c \u0111\u00edch b\u1eaft v\u00e0 v\u00f4 hi\u1ec7u h\u00f3a c\u00e1c lo\u1ea1i m\u1ed1i \u0111e d\u1ecda kh\u00e1c nhau, khi\u1ebfn k\u1ebb t\u1ea5n c\u00f4ng kh\u00f3 x\u00e2m nh\u1eadp v\u00e0o to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u<\/h2>\n<p>Chi\u1ebfn l\u01b0\u1ee3c ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac xung quanh ba l\u1edbp ch\u00ednh:<\/p>\n<ol>\n<li>\n<p><strong>An ninh chu vi<\/strong>: L\u1edbp \u0111\u1ea7u ti\u00ean t\u1eadp trung v\u00e0o vi\u1ec7c b\u1ea3o m\u1eadt chu vi m\u1ea1ng, l\u00e0 ranh gi\u1edbi gi\u1eefa m\u1ea1ng n\u1ed9i b\u1ed9 c\u1ee7a t\u1ed5 ch\u1ee9c v\u00e0 internet b\u00ean ngo\u00e0i. C\u00e1c c\u00f4ng c\u1ee5 b\u1ea3o m\u1eadt ngo\u1ea1i vi, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u01b0\u1eddng l\u1eeda v\u00e0 h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp, gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp v\u00e0o v\u00e0 ra, l\u1ecdc ra c\u00e1c m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n.<\/p>\n<\/li>\n<li>\n<p><strong>Ki\u1ec3m so\u00e1t truy c\u1eadp<\/strong>: L\u1edbp th\u1ee9 hai li\u00ean quan \u0111\u1ebfn vi\u1ec7c ki\u1ec3m so\u00e1t quy\u1ec1n truy c\u1eadp v\u00e0o d\u1eef li\u1ec7u v\u00e0 t\u00e0i nguy\u00ean nh\u1ea1y c\u1ea3m trong m\u1ea1ng n\u1ed9i b\u1ed9. L\u1edbp n\u00e0y bao g\u1ed3m c\u00e1c c\u01a1 ch\u1ebf x\u00e1c th\u1ef1c, ki\u1ec3m so\u00e1t truy c\u1eadp d\u1ef1a tr\u00ean vai tr\u00f2 v\u00e0 m\u00e3 h\u00f3a \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ch\u1ec9 nh\u1eefng nh\u00e2n vi\u00ean \u0111\u01b0\u1ee3c \u1ee7y quy\u1ec1n m\u1edbi c\u00f3 th\u1ec3 truy c\u1eadp th\u00f4ng tin quan tr\u1ecdng.<\/p>\n<\/li>\n<li>\n<p><strong>B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u<\/strong>: L\u1edbp th\u1ee9 ba t\u1eadp trung v\u00e0o vi\u1ec7c b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u. H\u1ec7 th\u1ed1ng m\u00e3 h\u00f3a, ng\u0103n ng\u1eeba m\u1ea5t d\u1eef li\u1ec7u (DLP) v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p sao l\u01b0u \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o m\u1eadt th\u00f4ng tin nh\u1ea1y c\u1ea3m, c\u1ea3 \u1edf tr\u1ea1ng th\u00e1i ngh\u1ec9 v\u00e0 khi truy\u1ec1n.<\/p>\n<\/li>\n<\/ol>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u<\/h2>\n<p>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u bao g\u1ed3m:<\/p>\n<ul>\n<li>\n<p><strong>D\u01b0<\/strong>: B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng nhi\u1ec1u l\u1edbp b\u1ea3o m\u1eadt, Defense In-Depth gi\u1edbi thi\u1ec7u t\u00ednh n\u0103ng d\u1ef1 ph\u00f2ng trong h\u1ec7 th\u1ed1ng. N\u1ebfu m\u1ed9t l\u1edbp b\u1ecb l\u1ed7i, nh\u1eefng l\u1edbp kh\u00e1c v\u1eabn c\u00f3 th\u1ec3 cung c\u1ea5p s\u1ef1 b\u1ea3o v\u1ec7.<\/p>\n<\/li>\n<li>\n<p><strong>C\u01a1 ch\u1ebf ph\u00f2ng th\u1ee7 \u0111a d\u1ea1ng<\/strong>: M\u1ed7i l\u1edbp s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 k\u1ef9 thu\u1eadt b\u1ea3o m\u1eadt kh\u00e1c nhau, \u0111i\u1ec1u n\u00e0y khi\u1ebfn k\u1ebb t\u1ea5n c\u00f4ng g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c khai th\u00e1c c\u00e1c l\u1ed7 h\u1ed5ng ph\u1ed5 bi\u1ebfn.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u00e1t hi\u1ec7n m\u1ed1i \u0111e d\u1ecda s\u1edbm<\/strong>: B\u1eb1ng c\u00e1ch gi\u00e1m s\u00e1t \u1edf nhi\u1ec1u c\u1ea5p \u0111\u1ed9, Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c m\u1ed1i \u0111e d\u1ecda trong v\u00f2ng \u0111\u1eddi c\u1ee7a ch\u00fang, cho ph\u00e9p ph\u1ea3n \u1ee9ng v\u00e0 ng\u0103n ch\u1eb7n nhanh h\u01a1n.<\/p>\n<\/li>\n<li>\n<p><strong>C\u00f4 l\u1eadp c\u00e1c t\u00e0i s\u1ea3n quan tr\u1ecdng<\/strong>: C\u00e1c t\u00e0i s\u1ea3n quan tr\u1ecdng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1eb7t s\u00e2u h\u01a1n trong c\u00e1c l\u1edbp ph\u00f2ng th\u1ee7, c\u00e1ch ly ch\u00fang kh\u1ecfi m\u1ea1ng l\u01b0\u1edbi r\u1ed9ng h\u01a1n v\u00e0 cung c\u1ea5p th\u00eam m\u1ed9t r\u00e0o c\u1ea3n ch\u1ed1ng l\u1ea1i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng.<\/p>\n<\/li>\n<\/ul>\n<h2>C\u00e1c ki\u1ec3u ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u<\/h2>\n<table>\n<thead>\n<tr>\n<th><strong>L\u1edbp<\/strong><\/th>\n<th><strong>V\u00ed d\u1ee5<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Chu vi<\/td>\n<td>T\u01b0\u1eddng l\u1eeda, H\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp (IDS), IPS<\/td>\n<\/tr>\n<tr>\n<td>M\u1ea1ng<\/td>\n<td>Ph\u00e2n \u0111o\u1ea1n m\u1ea1ng, Vlan, ACL b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn<\/td>\n<\/tr>\n<tr>\n<td>Ch\u1ee7 nh\u00e0<\/td>\n<td>Ph\u1ea7n m\u1ec1m ch\u1ed1ng vi-r\u00fat, T\u01b0\u1eddng l\u1eeda d\u1ef1a tr\u00ean m\u00e1y ch\u1ee7<\/td>\n<\/tr>\n<tr>\n<td>\u1ee8ng d\u1ee5ng<\/td>\n<td>Th\u1ef1c h\u00e0nh m\u00e3 h\u00f3a an to\u00e0n, T\u01b0\u1eddng l\u1eeda \u1ee9ng d\u1ee5ng web<\/td>\n<\/tr>\n<tr>\n<td>D\u1eef li\u1ec7u<\/td>\n<td>M\u00e3 h\u00f3a d\u1eef li\u1ec7u, ng\u0103n ng\u1eeba m\u1ea5t d\u1eef li\u1ec7u (DLP)<\/td>\n<\/tr>\n<tr>\n<td>Nh\u00e2n lo\u1ea1i<\/td>\n<td>\u0110\u00e0o t\u1ea1o n\u00e2ng cao nh\u1eadn th\u1ee9c v\u1ec1 b\u1ea3o m\u1eadt, \u1ee9ng ph\u00f3 s\u1ef1 c\u1ed1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u, v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p<\/h2>\n<h3>C\u00e1ch s\u1eed d\u1ee5ng ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u<\/h3>\n<ol>\n<li>\n<p><strong>Tri\u1ec3n khai b\u1ea3o m\u1eadt nhi\u1ec1u l\u1edbp<\/strong>: C\u00e1c t\u1ed5 ch\u1ee9c n\u00ean k\u1ebft h\u1ee3p c\u00e1c c\u00f4ng ngh\u1ec7 v\u00e0 chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o m\u1eadt kh\u00e1c nhau, \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ed7i l\u1edbp b\u1ed5 sung cho c\u00e1c l\u1edbp kh\u00e1c.<\/p>\n<\/li>\n<li>\n<p><strong>C\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean v\u00e0 qu\u1ea3n l\u00fd b\u1ea3n v\u00e1<\/strong>: Vi\u1ec7c lu\u00f4n c\u1eadp nh\u1eadt t\u1ea5t c\u1ea3 ph\u1ea7n m\u1ec1m v\u00e0 h\u1ec7 th\u1ed1ng s\u1ebd gi\u00fap gi\u1ea3i quy\u1ebft c\u00e1c l\u1ed7 h\u1ed5ng \u0111\u00e3 bi\u1ebft.<\/p>\n<\/li>\n<li>\n<p><strong>Hu\u1ea5n luy\u1ec7n nh\u00e2n vi\u00ean<\/strong>: Cung c\u1ea5p \u0111\u00e0o t\u1ea1o n\u00e2ng cao nh\u1eadn th\u1ee9c v\u1ec1 an ninh m\u1ea1ng cho nh\u00e2n vi\u00ean c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng th\u00e0nh c\u00f4ng c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o qua m\u1ea1ng.<\/p>\n<\/li>\n<\/ol>\n<h3>V\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p<\/h3>\n<ol>\n<li>\n<p><strong>\u0110\u1ed9 ph\u1ee9c t\u1ea1p<\/strong>: Vi\u1ec7c tri\u1ec3n khai nhi\u1ec1u l\u1edbp b\u1ea3o m\u1eadt c\u00f3 th\u1ec3 ph\u1ee9c t\u1ea1p v\u00e0 t\u1ed1n k\u00e9m. L\u1eadp k\u1ebf ho\u1ea1ch ph\u00f9 h\u1ee3p v\u00e0 chi\u1ebfn l\u01b0\u1ee3c \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 v\u01b0\u1ee3t qua th\u00e1ch th\u1ee9c n\u00e0y.<\/p>\n<\/li>\n<li>\n<p><strong>Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch<\/strong>: Vi\u1ec7c \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch li\u1ec1n m\u1ea1ch gi\u1eefa c\u00e1c c\u00f4ng c\u1ee5 b\u1ea3o m\u1eadt kh\u00e1c nhau c\u00f3 th\u1ec3 y\u00eau c\u1ea7u ph\u1ea3i th\u1eed nghi\u1ec7m v\u00e0 c\u1ea5u h\u00ecnh r\u1ed9ng r\u00e3i.<\/p>\n<\/li>\n<li>\n<p><strong>T\u00edch c\u1ef1c sai<\/strong>: Vi\u1ec7c c\u00f3 nhi\u1ec1u l\u1edbp b\u1ea3o m\u1eadt c\u00f3 th\u1ec3 l\u00e0m t\u0103ng kh\u1ea3 n\u0103ng x\u1ea3y ra k\u1ebft qu\u1ea3 d\u01b0\u01a1ng t\u00ednh gi\u1ea3. Vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh v\u00e0 ph\u1ed1i h\u1ee3p th\u00edch h\u1ee3p gi\u1eefa c\u00e1c l\u1edbp c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n<\/li>\n<\/ol>\n<h2>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 nh\u1eefng so s\u00e1nh kh\u00e1c<\/h2>\n<table>\n<thead>\n<tr>\n<th><strong>Di\u1ec7n m\u1ea1o<\/strong><\/th>\n<th><strong>Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u<\/strong><\/th>\n<th><strong>Ph\u00f2ng th\u1ee7 m\u1ed9t l\u1edbp<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Ti\u1ebfp c\u1eadn<\/td>\n<td>Nhi\u1ec1u l\u1edbp<\/td>\n<td>L\u1edbp \u0111\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 s\u00e2u b\u1ea3o v\u1ec7<\/td>\n<td>To\u00e0n di\u1ec7n<\/td>\n<td>Gi\u1edbi h\u1ea1n<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng<\/td>\n<td>Linh ho\u1ea1t v\u00e0 c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng<\/td>\n<td>\u00cdt th\u00edch nghi h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i<\/td>\n<td>Cao<\/td>\n<td>Th\u1ea5p<\/td>\n<\/tr>\n<tr>\n<td>Tr\u1ecb gi\u00e1<\/td>\n<td>Cao h\u01a1n do c\u00f3 nhi\u1ec1u c\u00f4ng c\u1ee5<\/td>\n<td>Th\u1ea5p h\u01a1n do c\u00f4ng c\u1ee5 duy nh\u1ea5t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 t\u01b0\u01a1ng lai<\/h2>\n<p>L\u0129nh v\u1ef1c an ninh m\u1ea1ng kh\u00f4ng ng\u1eebng ph\u00e1t tri\u1ec3n v\u00e0 Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng th\u00f4ng tin. T\u01b0\u01a1ng lai c\u1ee7a Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u c\u00f3 th\u1ec3 li\u00ean quan \u0111\u1ebfn:<\/p>\n<ol>\n<li>\n<p><strong>Tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI)<\/strong>: T\u00edch h\u1ee3p kh\u1ea3 n\u0103ng ph\u00e1t hi\u1ec7n v\u00e0 \u1ee9ng ph\u00f3 m\u1ed1i \u0111e d\u1ecda do AI \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u.<\/p>\n<\/li>\n<li>\n<p><strong>B\u1ea3o m\u1eadt chu\u1ed7i kh\u1ed1i<\/strong>: Kh\u00e1m ph\u00e1 ti\u1ec1m n\u0103ng c\u1ee7a c\u00f4ng ngh\u1ec7 blockchain \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng c\u00e1c l\u1edbp Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u kh\u00e1c nhau, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 ki\u1ec3m so\u00e1t truy c\u1eadp.<\/p>\n<\/li>\n<li>\n<p><strong>B\u1ea3o m\u1eadt g\u1ed1c tr\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y<\/strong>: \u0110i\u1ec1u ch\u1ec9nh c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng th\u00e1ch th\u1ee9c \u0111\u1eb7c bi\u1ec7t c\u1ee7a m\u00f4i tr\u01b0\u1eddng d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y.<\/p>\n<\/li>\n<\/ol>\n<h2>L\u00e0m th\u1ebf n\u00e0o m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u<\/h2>\n<p>C\u00e1c m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 b\u1ed5 sung cho c\u00e1c chi\u1ebfn l\u01b0\u1ee3c Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u b\u1eb1ng c\u00e1ch th\u00eam m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 b\u1ed5 sung. B\u1eb1ng c\u00e1ch \u0111\u00f3ng vai tr\u00f2 trung gian gi\u1eefa ng\u01b0\u1eddi d\u00f9ng v\u00e0 internet, m\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3:<\/p>\n<ul>\n<li>\n<p>\u1ea8n \u0111\u1ecba ch\u1ec9 IP th\u1ef1c c\u1ee7a m\u00e1y kh\u00e1ch, th\u00eam m\u1ed9t l\u1edbp \u1ea9n danh v\u00e0 ng\u0103n truy c\u1eadp tr\u1ef1c ti\u1ebfp v\u00e0o t\u00e0i nguy\u00ean m\u1ea1ng n\u1ed9i b\u1ed9.<\/p>\n<\/li>\n<li>\n<p>L\u1ecdc v\u00e0 ch\u1eb7n n\u1ed9i dung \u0111\u1ed9c h\u1ea1i, gi\u1ea3m nguy c\u01a1 t\u1ea5n c\u00f4ng v\u00e0o m\u1ea1ng n\u1ed9i b\u1ed9.<\/p>\n<\/li>\n<li>\n<p>L\u01b0u v\u00e0o b\u1ed9 nh\u1edb \u0111\u1ec7m v\u00e0 t\u1ed1i \u01b0u h\u00f3a n\u1ed9i dung web, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t m\u1ea1ng t\u1ed5ng th\u1ec3 v\u00e0 gi\u1ea3m c\u00e1c b\u1ec1 m\u1eb7t t\u1ea5n c\u00f4ng ti\u1ec1m \u1ea9n.<\/p>\n<\/li>\n<\/ul>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u, h\u00e3y c\u00e2n nh\u1eafc kh\u00e1m ph\u00e1 c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ul>\n<li>\n<p><a href=\"https:\/\/www.nist.gov\/cyberframework\" target=\"_new\" rel=\"noopener nofollow\">Vi\u1ec7n Ti\u00eau chu\u1ea9n v\u00e0 C\u00f4ng ngh\u1ec7 Qu\u1ed1c gia (NIST) - Khung An ninh M\u1ea1ng<\/a><\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/www.sans.org\/white-papers\/41611\" target=\"_new\" rel=\"noopener nofollow\">Vi\u1ec7n SANS - T\u1ed5ng quan chuy\u00ean s\u00e2u v\u1ec1 qu\u1ed1c ph\u00f2ng<\/a><\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/www.cisecurity.org\/controls\/defense-in-depth\/\" target=\"_new\" rel=\"noopener nofollow\">Ki\u1ec3m so\u00e1t CIS \u2013 Ph\u00f2ng th\u1ee7 chuy\u00ean s\u00e2u<\/a><\/p>\n<\/li>\n<\/ul>","protected":false},"featured_media":476781,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476780","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Defense In-Depth: A Comprehensive Approach to Cybersecurity<\/mark>","faq_items":[{"question":"<strong>What is Defense In-Depth, and how does it work?<\/strong>","answer":"<p>Defense In-Depth is a cybersecurity strategy that involves the use of multiple layers of security measures to protect information systems and networks from cyber threats. This approach creates a complex defense network by implementing various security mechanisms at different levels. Each layer is designed to catch and neutralize different types of threats, making it difficult for attackers to breach the entire system. By combining perimeter security, access control, and data protection, Defense In-Depth provides comprehensive protection against potential cyberattacks.<\/p>"},{"question":"<strong>How did Defense In-Depth originate, and where was it first mentioned?<\/strong>","answer":"<p>The concept of Defense In-Depth has its roots in military tactics used in ancient times to fortify positions with multiple layers of defense. The first mention of applying this approach to cybersecurity dates back to the early days of computing when the internet became more prevalent and cyber threats emerged. Cybersecurity experts and researchers adapted the idea of layered defenses from military strategies to protect information systems and networks from digital threats.<\/p>"},{"question":"<strong>What are the key features of Defense In-Depth?<\/strong>","answer":"<p>The key features of Defense In-Depth include redundancy, diverse defense mechanisms, early threat detection, and isolation of critical assets. Redundancy ensures that if one layer fails, other layers can still provide protection. Diverse defense mechanisms use different security tools and techniques to make it challenging for attackers to exploit vulnerabilities. Early threat detection enables swift response and containment, while isolating critical assets adds an extra barrier of protection against attacks.<\/p>"},{"question":"<strong>What are the types of Defense In-Depth?<\/strong>","answer":"<p>Defense In-Depth is structured into several layers, each serving a specific purpose:<\/p><ol><li><p>Perimeter Security: Involves securing the network boundary with tools like firewalls and intrusion detection systems (IDS).<\/p><\/li><li><p>Network: Implements network segmentation, VLANs, and router ACLs to control access and prevent lateral movement of attackers.<\/p><\/li><li><p>Host: Focuses on securing individual hosts with measures like antivirus software and host-based firewalls.<\/p><\/li><li><p>Application: Secures applications using practices such as secure coding and web application firewalls.<\/p><\/li><li><p>DatProtects data with encryption and data loss prevention (DLP) systems.<\/p><\/li><li><p>Human: Emphasizes security awareness training and incident response preparedness.<\/p><\/li><\/ol>"},{"question":"<strong>What are some challenges in implementing Defense In-Depth, and how can they be addressed?<\/strong>","answer":"<p>Implementing Defense In-Depth can be complex and costly due to the integration of multiple security tools and technologies. To overcome these challenges, organizations need proper planning and a well-defined strategy. Compatibility issues between different security tools may arise, and addressing them requires extensive testing and configuration. Additionally, managing false positives can be a concern, which can be minimized through proper tuning and coordination between the various layers.<\/p>"},{"question":"<strong>How can proxy servers be associated with Defense In-Depth?<\/strong>","answer":"<p>Proxy servers can complement Defense In-Depth by adding an extra layer of protection. They act as intermediaries between users and the internet, concealing real IP addresses and blocking malicious content. By employing proxy servers, organizations can enhance their security posture and reduce the risk of direct attacks on internal network resources.<\/p>"},{"question":"<strong>What future technologies are likely to impact Defense In-Depth?<\/strong>","answer":"<p>The future of Defense In-Depth may involve the integration of artificial intelligence (AI) for more efficient threat detection and response. Blockchain technology might be explored for strengthening data protection and access control layers. Additionally, adapting Defense In-Depth strategies to cloud-native environments is likely to be an area of focus.<\/p>"},{"question":"<strong>Where can I find more information about Defense In-Depth?<\/strong>","answer":"<p>For more in-depth information about Defense In-Depth, you can explore the following resources:<\/p><ul><li>National Institute of Standards and Technology (NIST) - Cybersecurity Framework<\/li><li>SANS Institute - Defense In-Depth Overview<\/li><li>CIS Controls - Defense In-Depth<\/li><\/ul>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/476780","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/476780\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/476781"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=476780"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}