{"id":476366,"date":"2023-08-09T07:28:31","date_gmt":"2023-08-09T07:28:31","guid":{"rendered":""},"modified":"2023-09-05T11:12:35","modified_gmt":"2023-09-05T11:12:35","slug":"computer-network-defense","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/computer-network-defense\/","title":{"rendered":"B\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh"},"content":{"rendered":"<h2>L\u1ecbch s\u1eed ph\u00f2ng th\u1ee7 m\u1ea1ng m\u00e1y t\u00ednh<\/h2>\n<p>B\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 CND, n\u1ed5i l\u00ean \u0111\u1ec3 \u0111\u1ed1i ph\u00f3 v\u1edbi c\u00e1c m\u1ed1i \u0111e d\u1ecda v\u00e0 l\u1ed7 h\u1ed5ng ng\u00e0y c\u00e0ng t\u0103ng trong b\u1ed1i c\u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1. Kh\u00e1i ni\u1ec7m b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh c\u00f3 t\u1eeb nh\u1eefng ng\u00e0y \u0111\u1ea7u c\u1ee7a m\u1ea1ng khi c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u v\u00e0 k\u1ef9 thu\u1eadt vi\u00ean nh\u1eadn ra s\u1ef1 c\u1ea7n thi\u1ebft ph\u1ea3i b\u1ea3o v\u1ec7 th\u00f4ng tin nh\u1ea1y c\u1ea3m kh\u1ecfi b\u1ecb truy c\u1eadp tr\u00e1i ph\u00e9p. Vi\u1ec7c \u0111\u1ec1 c\u1eadp \u0111\u1ebfn vi\u1ec7c b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh l\u1ea7n \u0111\u1ea7u ti\u00ean c\u00f3 th\u1ec3 b\u1eaft ngu\u1ed3n t\u1eeb nh\u1eefng n\u0103m 1970 khi c\u00e1c h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh \u0111\u1ea7u ti\u00ean ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng t\u1eeb tin t\u1eb7c v\u00e0 ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i.<\/p>\n<h2>Hi\u1ec3u v\u1ec1 b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh<\/h2>\n<p>B\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh l\u00e0 m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn to\u00e0n di\u1ec7n \u0111\u1ec3 b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh kh\u1ecfi b\u1ecb truy c\u1eadp tr\u00e1i ph\u00e9p, t\u1ea5n c\u00f4ng m\u1ea1ng v\u00e0 c\u00e1c vi ph\u1ea1m an ninh kh\u00e1c. M\u1ee5c ti\u00eau ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 duy tr\u00ec t\u00ednh b\u1ea3o m\u1eadt, t\u00ednh to\u00e0n v\u1eb9n v\u00e0 t\u00ednh s\u1eb5n c\u00f3 c\u1ee7a d\u1eef li\u1ec7u v\u00e0 t\u00e0i nguy\u00ean trong m\u1ea1ng. Chi\u1ebfn l\u01b0\u1ee3c ph\u00f2ng th\u1ee7 n\u00e0y bao g\u1ed3m s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c bi\u1ec7n ph\u00e1p k\u1ef9 thu\u1eadt, ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt v\u00e0 gi\u00e1m s\u00e1t ch\u1ee7 \u0111\u1ed9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u00e0 gi\u1ea3m thi\u1ec3u c\u00e1c m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a ph\u00f2ng th\u1ee7 m\u1ea1ng m\u00e1y t\u00ednh<\/h2>\n<p>B\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh bao g\u1ed3m nhi\u1ec1u l\u1edbp b\u1ea3o m\u1eadt, m\u1ed7i l\u1edbp th\u1ef1c hi\u1ec7n c\u00e1c ch\u1ee9c n\u0103ng c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 b\u1ea3o v\u1ec7 t\u1ed5ng th\u1ec3 c\u1ee7a m\u1ea1ng. M\u1ed9t s\u1ed1 th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a CND bao g\u1ed3m:<\/p>\n<ol>\n<li>\n<p><strong>T\u01b0\u1eddng l\u1eeda<\/strong>: T\u01b0\u1eddng l\u1eeda ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t r\u00e0o c\u1ea3n gi\u1eefa c\u00e1c m\u1ea1ng \u0111\u00e1ng tin c\u1eady b\u00ean trong v\u00e0 c\u00e1c m\u1ea1ng kh\u00f4ng \u0111\u00e1ng tin c\u1eady b\u00ean ngo\u00e0i, ki\u1ec3m so\u00e1t l\u01b0u l\u01b0\u1ee3ng \u0111\u1ebfn v\u00e0 \u0111i d\u1ef1a tr\u00ean c\u00e1c quy t\u1eafc b\u1ea3o m\u1eadt \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc.<\/p>\n<\/li>\n<li>\n<p><strong>H\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp (IDS)<\/strong>: IDS gi\u00e1m s\u00e1t l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp m\u1ea1ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c m\u1eabu ho\u1eb7c d\u1ea5u hi\u1ec7u \u0111\u00e1ng ng\u1edd c\u1ee7a ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c h\u1ea1i, cung c\u1ea5p c\u1ea3nh b\u00e1o theo th\u1eddi gian th\u1ef1c cho nh\u00e2n vi\u00ean an ninh.<\/p>\n<\/li>\n<li>\n<p><strong>H\u1ec7 th\u1ed1ng ng\u0103n ch\u1eb7n x\u00e2m nh\u1eadp (IPS)<\/strong>: IPS ti\u1ebfn th\u00eam m\u1ed9t b\u01b0\u1edbc n\u1eefa b\u1eb1ng c\u00e1ch ch\u1ee7 \u0111\u1ed9ng ng\u0103n ch\u1eb7n ho\u1eb7c ng\u0103n ch\u1eb7n c\u00e1c m\u1ed1i \u0111e d\u1ecda \u0111\u00e3 x\u00e1c \u0111\u1ecbnh x\u00e2m ph\u1ea1m m\u1ea1ng.<\/p>\n<\/li>\n<li>\n<p><strong>Ph\u1ea7n m\u1ec1m di\u1ec7t virus<\/strong>: Ph\u1ea7n m\u1ec1m ch\u1ed1ng vi-r\u00fat qu\u00e9t c\u00e1c t\u1ec7p v\u00e0 ch\u01b0\u01a1ng tr\u00ecnh \u0111\u1ec3 t\u00ecm c\u00e1c d\u1ea5u hi\u1ec7u ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i \u0111\u00e3 bi\u1ebft v\u00e0 lo\u1ea1i b\u1ecf ho\u1eb7c c\u00e1ch ly m\u1ecdi m\u1ed1i \u0111e d\u1ecda \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n.<\/p>\n<\/li>\n<li>\n<p><strong>M\u00e3 h\u00f3a<\/strong>: K\u1ef9 thu\u1eadt m\u00e3 h\u00f3a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u1ea3o m\u1eadt d\u1eef li\u1ec7u trong qu\u00e1 tr\u00ecnh truy\u1ec1n, ng\u0103n ch\u1eb7n c\u00e1c c\u00e1 nh\u00e2n tr\u00e1i ph\u00e9p ch\u1eb7n v\u00e0 \u0111\u1ecdc th\u00f4ng tin nh\u1ea1y c\u1ea3m.<\/p>\n<\/li>\n<\/ol>\n<h2>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a B\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh<\/h2>\n<p>Hi\u1ec7u qu\u1ea3 c\u1ee7a vi\u1ec7c b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng ch\u00ednh:<\/p>\n<ul>\n<li>\n<p><strong>Gi\u00e1m s\u00e1t th\u1eddi gian th\u1ef1c<\/strong>: Gi\u00e1m s\u00e1t li\u00ean t\u1ee5c ho\u1ea1t \u0111\u1ed9ng m\u1ea1ng cho ph\u00e9p ph\u00e1t hi\u1ec7n v\u00e0 \u1ee9ng ph\u00f3 k\u1ecbp th\u1eddi v\u1edbi c\u00e1c m\u1ed1i \u0111e d\u1ecda ti\u1ec1m \u1ea9n.<\/p>\n<\/li>\n<li>\n<p><strong>Th\u00f4ng tin v\u1ec1 m\u1ed1i \u0111e d\u1ecda<\/strong>: Vi\u1ec7c s\u1eed d\u1ee5ng ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u th\u00f4ng tin v\u1ec1 m\u1ed1i \u0111e d\u1ecda c\u1eadp nh\u1eadt gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1edbi v\u00e0 m\u1edbi n\u1ed5i, cho ph\u00e9p th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng th\u1ee7 ch\u1ee7 \u0111\u1ed9ng.<\/p>\n<\/li>\n<li>\n<p><strong>\u1ee8ng ph\u00f3 s\u1ef1 c\u1ed1<\/strong>: Vi\u1ec7c c\u00f3 k\u1ebf ho\u1ea1ch \u1ee9ng ph\u00f3 s\u1ef1 c\u1ed1 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng s\u1ebd \u0111\u1ea3m b\u1ea3o ph\u1ea3n \u1ee9ng nhanh ch\u00f3ng v\u00e0 c\u00f3 t\u1ed5 ch\u1ee9c tr\u01b0\u1edbc c\u00e1c s\u1ef1 c\u1ed1 b\u1ea3o m\u1eadt, gi\u1ea3m thi\u1ec3u thi\u1ec7t h\u1ea1i v\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<\/li>\n<li>\n<p><strong>Gi\u00e1o d\u1ee5c ng\u01b0\u1eddi d\u00f9ng<\/strong>: H\u01b0\u1edbng d\u1eabn ng\u01b0\u1eddi d\u00f9ng v\u1ec1 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t v\u1ec1 an ninh m\u1ea1ng gi\u00fap gi\u1ea3m kh\u1ea3 n\u0103ng tr\u1edf th\u00e0nh n\u1ea1n nh\u00e2n c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng l\u1eeba \u0111\u1ea3o qua m\u1ea1ng v\u00e0 c\u00e1c r\u1ee7i ro b\u1ea3o m\u1eadt kh\u00e1c.<\/p>\n<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i ph\u00f2ng th\u1ee7 m\u1ea1ng m\u00e1y t\u00ednh<\/h2>\n<p>Ph\u00f2ng th\u1ee7 m\u1ea1ng m\u00e1y t\u00ednh bao g\u1ed3m nhi\u1ec1u chi\u1ebfn l\u01b0\u1ee3c v\u00e0 k\u1ef9 thu\u1eadt kh\u00e1c nhau. M\u1ed9t s\u1ed1 lo\u1ea1i CND ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>CND d\u1ef1a tr\u00ean m\u1ea1ng<\/td>\n<td>T\u1eadp trung v\u00e0o vi\u1ec7c b\u1ea3o v\u1ec7 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng v\u00e0 l\u01b0u l\u01b0\u1ee3ng d\u1eef li\u1ec7u th\u00f4ng qua t\u01b0\u1eddng l\u1eeda, IDS v\u00e0 IPS.<\/td>\n<\/tr>\n<tr>\n<td>CND d\u1ef1a tr\u00ean m\u00e1y ch\u1ee7<\/td>\n<td>B\u1ea3o v\u1ec7 c\u00e1c thi\u1ebft b\u1ecb ri\u00eang l\u1ebb, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1y t\u00ednh v\u00e0 m\u00e1y ch\u1ee7, b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m ch\u1ed1ng vi-r\u00fat, b\u1ea3o m\u1eadt \u0111i\u1ec3m cu\u1ed1i v\u00e0 t\u01b0\u1eddng l\u1eeda m\u00e1y ch\u1ee7.<\/td>\n<\/tr>\n<tr>\n<td>CND d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y<\/td>\n<td>Cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p b\u1ea3o m\u1eadt cho m\u00f4i tr\u01b0\u1eddng \u0111\u00e1m m\u00e2y, b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 \u1ee9ng d\u1ee5ng d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y.<\/td>\n<\/tr>\n<tr>\n<td>\u1ee8ng d\u1ee5ng CND<\/td>\n<td>B\u1ea3o m\u1eadt c\u00e1c \u1ee9ng d\u1ee5ng ph\u1ea7n m\u1ec1m b\u1eb1ng c\u00e1ch gi\u1ea3i quy\u1ebft c\u00e1c l\u1ed7 h\u1ed5ng v\u00e0 tri\u1ec3n khai c\u00e1c bi\u1ec7n ph\u00e1p m\u00e3 h\u00f3a an to\u00e0n.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>S\u1eed d\u1ee5ng ph\u00f2ng th\u1ee7 m\u1ea1ng m\u00e1y t\u00ednh: Th\u00e1ch th\u1ee9c v\u00e0 gi\u1ea3i ph\u00e1p<\/h2>\n<p>Vi\u1ec7c tri\u1ec3n khai bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh c\u00f3 th\u1ec3 g\u1eb7p nhi\u1ec1u th\u00e1ch th\u1ee9c do t\u00ednh ch\u1ea5t ng\u00e0y c\u00e0ng gia t\u0103ng c\u1ee7a c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1ea1ng. M\u1ed9t s\u1ed1 th\u00e1ch th\u1ee9c ph\u1ed5 bi\u1ebfn v\u00e0 gi\u1ea3i ph\u00e1p c\u1ee7a h\u1ecd bao g\u1ed3m:<\/p>\n<ol>\n<li>\n<p><strong>L\u1ed7 h\u1ed5ng Zero-Day<\/strong>: L\u1ed7 h\u1ed5ng zero-day l\u00e0 nh\u1eefng l\u1ed7i ph\u1ea7n m\u1ec1m m\u1edbi \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n m\u00e0 tin t\u1eb7c c\u00f3 th\u1ec3 khai th\u00e1c tr\u01b0\u1edbc khi nh\u00e0 cung c\u1ea5p ph\u00e1t h\u00e0nh b\u1ea3n v\u00e1. C\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m th\u01b0\u1eddng xuy\u00ean v\u00e0 s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng ng\u0103n ch\u1eb7n x\u00e2m nh\u1eadp c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro n\u00e0y.<\/p>\n<\/li>\n<li>\n<p><strong>M\u1ed1i \u0111e d\u1ecda n\u1ed9i b\u1ed9<\/strong>: C\u00e1c m\u1ed1i \u0111e d\u1ecda n\u1ed9i b\u1ed9 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng ho\u1eb7c vi ph\u1ea1m d\u1eef li\u1ec7u do c\u00e1c c\u00e1 nh\u00e2n trong t\u1ed5 ch\u1ee9c g\u00e2y ra. Ki\u1ec3m so\u00e1t quy\u1ec1n truy c\u1eadp d\u1ef1a tr\u00ean vai tr\u00f2, gi\u00e1m s\u00e1t nh\u00e2n vi\u00ean v\u00e0 ki\u1ec3m tra l\u00fd l\u1ecbch k\u1ef9 l\u01b0\u1ee1ng c\u00f3 th\u1ec3 gi\u00fap qu\u1ea3n l\u00fd r\u1ee7i ro n\u1ed9i b\u1ed9.<\/p>\n<\/li>\n<li>\n<p><strong>C\u00e1c m\u1ed1i \u0111e d\u1ecda li\u00ean t\u1ee5c n\u00e2ng cao (APT)<\/strong>: APT l\u00e0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng tinh vi, k\u00e9o d\u00e0i c\u1ee7a nh\u1eefng \u0111\u1ed1i th\u1ee7 l\u00e0nh ngh\u1ec1. K\u1ebft h\u1ee3p th\u00f4ng tin t\u00ecnh b\u00e1o v\u1ec1 m\u1ed1i \u0111e d\u1ecda v\u1edbi ph\u00e2n t\u00edch h\u00e0nh vi gi\u00fap ph\u00e1t hi\u1ec7n v\u00e0 \u1ee9ng ph\u00f3 v\u1edbi APT m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<\/li>\n<\/ol>\n<h2>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh<\/h2>\n<table>\n<thead>\n<tr>\n<th>Thu\u1eadt ng\u1eef<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>B\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh<\/td>\n<td>T\u1eadp trung v\u00e0o vi\u1ec7c b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda v\u00e0 t\u1ea5n c\u00f4ng m\u1ea1ng.<\/td>\n<\/tr>\n<tr>\n<td>An ninh m\u1ea1ng<\/td>\n<td>Bao g\u1ed3m c\u00e1c bi\u1ec7n ph\u00e1p \u0111\u1ec3 b\u1ea3o v\u1ec7 h\u1ec7 th\u1ed1ng th\u00f4ng tin kh\u1ecfi c\u00e1c m\u1ed1i \u0111e d\u1ecda k\u1ef9 thu\u1eadt s\u1ed1.<\/td>\n<\/tr>\n<tr>\n<td>B\u1ea3o m\u1eadt th\u00f4ng tin<\/td>\n<td>\u0110\u1ea3m b\u1ea3o t\u00ednh b\u1ea3o m\u1eadt, t\u00ednh to\u00e0n v\u1eb9n v\u00e0 t\u00ednh s\u1eb5n c\u00f3 c\u1ee7a t\u00e0i s\u1ea3n d\u1eef li\u1ec7u.<\/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>T\u01b0\u01a1ng lai c\u1ee7a vi\u1ec7c b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh c\u00f3 nh\u1eefng ti\u1ebfn b\u1ed9 \u0111\u1ea7y h\u1ee9a h\u1eb9n:<\/p>\n<ul>\n<li>\n<p><strong>Tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI)<\/strong>: C\u00e1c gi\u1ea3i ph\u00e1p b\u1ea3o m\u1eadt \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi AI c\u00f3 th\u1ec3 h\u1ecdc h\u1ecfi t\u1eeb c\u00e1c m\u1eabu v\u00e0 \u0111i\u1ec3m b\u1ea5t th\u01b0\u1eddng \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c lo\u1ea1i m\u1ed1i \u0111e d\u1ecda m\u1edbi m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<\/li>\n<li>\n<p><strong>M\u1eadt m\u00e3 l\u01b0\u1ee3ng t\u1eed<\/strong>: M\u1eadt m\u00e3 l\u01b0\u1ee3ng t\u1eed h\u1ee9a h\u1eb9n m\u00e3 h\u00f3a kh\u00f4ng th\u1ec3 ph\u00e1 v\u1ee1, mang l\u1ea1i kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u n\u00e2ng cao trong k\u1ef7 nguy\u00ean \u0111i\u1ec7n to\u00e1n l\u01b0\u1ee3ng t\u1eed.<\/p>\n<\/li>\n<\/ul>\n<h2>M\u00e1y ch\u1ee7 proxy v\u00e0 b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh<\/h2>\n<p>M\u00e1y ch\u1ee7 proxy \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh. Ch\u00fang \u0111\u00f3ng vai tr\u00f2 trung gian gi\u1eefa ng\u01b0\u1eddi d\u00f9ng v\u00e0 internet, cung c\u1ea5p th\u00eam m\u1ed9t l\u1edbp b\u1ea3o m\u1eadt. M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3:<\/p>\n<ul>\n<li>\n<p><strong>\u1ea8n danh l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp<\/strong>: M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u1ea9n \u0111\u1ecba ch\u1ec9 IP th\u1ef1c c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, khi\u1ebfn k\u1ebb t\u1ea5n c\u00f4ng kh\u00f3 truy t\u00ecm ngu\u1ed3n g\u1ed1c c\u1ee7a ch\u00fang h\u01a1n.<\/p>\n<\/li>\n<li>\n<p><strong>L\u1ecdc n\u1ed9i dung \u0111\u1ed9c h\u1ea1i<\/strong>: M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ch\u1eb7n quy\u1ec1n truy c\u1eadp v\u00e0o c\u00e1c trang web \u0111\u1ed9c h\u1ea1i \u0111\u00e3 bi\u1ebft, gi\u1ea3m nguy c\u01a1 ng\u01b0\u1eddi d\u00f9ng v\u00f4 t\u00ecnh g\u1eb7p ph\u1ea3i c\u00e1c m\u1ed1i \u0111e d\u1ecda.<\/p>\n<\/li>\n<li>\n<p><strong>C\u00e2n b\u1eb1ng t\u1ea3i<\/strong>: M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ph\u00e2n ph\u1ed1i l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ebfn tr\u00ean nhi\u1ec1u m\u00e1y ch\u1ee7, ng\u0103n ch\u1eb7n t\u00ecnh tr\u1ea1ng qu\u00e1 t\u1ea3i v\u00e0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 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 b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh v\u00e0 an ninh m\u1ea1ng, vui l\u00f2ng tham kh\u1ea3o c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ol>\n<li>\n<p><a href=\"https:\/\/www.nist.gov\/cyberframework\" target=\"_new\" rel=\"noopener nofollow\">Khung an ninh m\u1ea1ng c\u1ee7a Vi\u1ec7n Ti\u00eau chu\u1ea9n v\u00e0 C\u00f4ng ngh\u1ec7 Qu\u1ed1c gia (NIST)<\/a><\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/www.us-cert.gov\/\" target=\"_new\" rel=\"noopener nofollow\">Nh\u00f3m s\u1eb5n s\u00e0ng \u1ee9ng ph\u00f3 kh\u1ea9n c\u1ea5p m\u00e1y t\u00ednh c\u1ee7a Hoa K\u1ef3 (US-CERT)<\/a><\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/www.cisa.gov\/cybersecurity\" target=\"_new\" rel=\"noopener nofollow\">C\u01a1 quan An ninh m\u1ea1ng v\u00e0 C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng (CISA)<\/a><\/p>\n<\/li>\n<\/ol>\n<p>T\u00f3m l\u1ea1i, b\u1ea3o v\u1ec7 m\u1ea1ng m\u00e1y t\u00ednh l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft trong th\u1ebf gi\u1edbi k\u1ebft n\u1ed1i ng\u00e0y nay \u0111\u1ec3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m v\u00e0 duy tr\u00ec ni\u1ec1m tin c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 kh\u00e1ch h\u00e0ng. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng chi\u1ebfn l\u01b0\u1ee3c ph\u00f2ng th\u1ee7 nhi\u1ec1u l\u1edbp v\u00e0 lu\u00f4n c\u1ea3nh gi\u00e1c tr\u01b0\u1edbc c\u00e1c m\u1ed1i \u0111e d\u1ecda m\u1edbi n\u1ed5i, c\u00e1c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 m\u1ea1ng v\u00e0 th\u00f4ng tin c\u1ee7a m\u00ecnh kh\u1ecfi nh\u1eefng k\u1ebb th\u00f9 tr\u00ean m\u1ea1ng. C\u00e1c m\u00e1y ch\u1ee7 proxy, gi\u1ed1ng nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7 do OneProxy cung c\u1ea5p, b\u1ed5 sung cho c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 n\u00e0y b\u1eb1ng c\u00e1ch b\u1ed5 sung th\u00eam m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 v\u00e0 h\u1ed7 tr\u1ee3 truy c\u1eadp Internet an to\u00e0n. Khi c\u00f4ng ngh\u1ec7 ph\u00e1t tri\u1ec3n, t\u01b0\u01a1ng lai c\u00f3 nhi\u1ec1u kh\u1ea3 n\u0103ng th\u00fa v\u1ecb cho c\u00e1c h\u1ec7 th\u1ed1ng ph\u00f2ng th\u1ee7 m\u1ea1ng m\u00e1y t\u00ednh th\u00f4ng minh v\u00e0 m\u1ea1nh m\u1ebd h\u01a1n n\u1eefa.<\/p>","protected":false},"featured_media":476367,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-476366","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Computer Network Defense: Safeguarding the Digital Realm<\/mark>","faq_items":[{"question":"What is Computer Network Defense (CND)?","answer":"<p>Computer Network Defense (CND) is a comprehensive approach to safeguarding computer networks from cyber threats and attacks. It aims to maintain the confidentiality, integrity, and availability of data and resources within a network.<\/p>"},{"question":"How did Computer Network Defense originate?","answer":"<p>The concept of CND emerged in response to the increasing vulnerabilities and risks faced by early computer systems in the 1970s. As networks expanded, the need for protecting sensitive information from unauthorized access became apparent.<\/p>"},{"question":"What does the internal structure of Computer Network Defense involve?","answer":"<p>The internal structure of CND includes various layers of security measures, such as firewalls, intrusion detection systems (IDS), intrusion prevention systems (IPS), antivirus software, and encryption techniques. Each layer serves specific functions to ensure robust network protection.<\/p>"},{"question":"What are the key features of Computer Network Defense?","answer":"<p>Some key features of CND are real-time monitoring, threat intelligence utilization, well-defined incident response plans, and user education about cybersecurity best practices.<\/p>"},{"question":"What are the different types of Computer Network Defense?","answer":"<p>CND comes in various types, including Network-Based CND (protecting network infrastructure and data traffic), Host-Based CND (protecting individual devices), Cloud-Based CND (securing cloud environments), and Application CND (ensuring the security of software applications).<\/p>"},{"question":"How can Computer Network Defense be challenging?","answer":"<p>Implementing CND faces challenges like zero-day vulnerabilities, insider threats, and advanced persistent threats (APTs). These challenges can be mitigated through regular updates, access controls, employee monitoring, and threat intelligence with behavioral analytics.<\/p>"},{"question":"How do proxy servers relate to Computer Network Defense?","answer":"<p>Proxy servers, like OneProxy, play a crucial role in CND by providing an additional layer of security. They anonymize traffic, filter malicious content, and perform load balancing, enhancing network protection.<\/p>"},{"question":"What does the future hold for Computer Network Defense?","answer":"<p>The future of CND is promising with advancements in artificial intelligence (AI) for enhanced threat detection and quantum cryptography for unbreakable encryption. These technologies will contribute to even stronger network defense systems.<\/p>"},{"question":"Where can I find more information about Computer Network Defense?","answer":"<p>For more information about CND and cybersecurity, you can refer to resources such as the National Institute of Standards and Technology (NIST) Cybersecurity Framework, The United States Computer Emergency Readiness Team (US-CERT), and the Cybersecurity and Infrastructure Security Agency (CISA).<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/476366","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\/476366\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/476367"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=476366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}