{"id":579506,"date":"2023-12-28T03:09:19","date_gmt":"2023-12-28T03:09:19","guid":{"rendered":"https:\/\/proxyelite.info\/glossary\/ddos-distributed-denial-of-service\/"},"modified":"2023-12-28T03:09:19","modified_gmt":"2023-12-28T03:09:19","slug":"ddos-distributed-denial-of-service","status":"publish","type":"glossary","link":"https:\/\/proxyelite.info\/vi\/glossary\/ddos-distributed-denial-of-service\/","title":{"rendered":"DDOS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n)"},"content":{"rendered":"<h2>Th\u00f4ng tin t\u00f3m t\u1eaft v\u1ec1 DDOS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n)<\/h2>\n<p>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n (DDOS) \u0111\u1ea1i di\u1ec7n cho m\u1ed9t m\u1ed1i \u0111e d\u1ecda m\u1ea1ng ph\u1ed5 bi\u1ebfn v\u00e0 mang t\u00ednh \u0111\u1ed9t ph\u00e1 \u0111\u00e3 n\u1ed5i ti\u1ebfng trong nh\u1eefng n\u0103m qua. Trong b\u00e0i vi\u1ebft to\u00e0n di\u1ec7n n\u00e0y, ch\u00fang t\u00f4i \u0111i s\u00e2u v\u00e0o s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS, c\u00e1c h\u00ecnh th\u1ee9c kh\u00e1c nhau, \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh, chi\u1ebfn l\u01b0\u1ee3c gi\u1ea3m nh\u1eb9 v\u00e0 vai tr\u00f2 c\u1ee7a m\u00e1y ch\u1ee7 proxy trong vi\u1ec7c ch\u1ed1ng l\u1ea1i c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c h\u1ea1i n\u00e0y.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 DDOS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n)<\/h2>\n<p>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS li\u00ean quan \u0111\u1ebfn m\u1ed9t n\u1ed7 l\u1ef1c \u0111\u01b0\u1ee3c ph\u1ed1i h\u1ee3p nh\u1eb1m l\u00e0m tr\u00e0n ng\u1eadp h\u1ec7 th\u1ed1ng m\u1ee5c ti\u00eau, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t trang web ho\u1eb7c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn, v\u1edbi l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp kh\u1ed5ng l\u1ed3, khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng h\u1ee3p ph\u00e1p kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c. Quy m\u00f4 v\u00e0 m\u1ee9c \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng n\u00e0y \u0111\u00e3 t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3, khi\u1ebfn ch\u00fang tr\u1edf th\u00e0nh m\u1ed1i lo ng\u1ea1i nghi\u00eam tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c t\u1ed5 ch\u1ee9c, doanh nghi\u1ec7p.<\/p>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a DDOS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n)<\/h2>\n<p>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS th\u1ec3 hi\u1ec7n m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng ch\u00ednh, bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>\u00c2m l\u01b0\u1ee3ng<\/strong>: Nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng s\u1eed d\u1ee5ng m\u1ed9t m\u1ea1ng l\u01b0\u1edbi r\u1ed9ng l\u1edbn c\u00e1c thi\u1ebft b\u1ecb b\u1ecb x\u00e2m nh\u1eadp \u0111\u1ec3 t\u1ea1o ra l\u01b0\u1ee3ng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp kh\u1ed5ng l\u1ed3.<\/li>\n<li><strong>ph\u00e2n ph\u1ed1i<\/strong>: L\u01b0u l\u01b0\u1ee3ng truy c\u1eadp b\u1eaft ngu\u1ed3n t\u1eeb nhi\u1ec1u ngu\u1ed3n, g\u00e2y kh\u00f3 kh\u0103n cho vi\u1ec7c x\u00e1c \u0111\u1ecbnh v\u00e0 ch\u1eb7n.<\/li>\n<li><strong>S\u1ef1 bi\u1ebfn \u0111\u1ed5i<\/strong>: Nh\u1eefng k\u1ebb t\u1ea5n c\u00f4ng th\u01b0\u1eddng s\u1eed d\u1ee5ng nhi\u1ec1u k\u1ef9 thu\u1eadt kh\u00e1c nhau \u0111\u1ec3 \u0111a d\u1ea1ng h\u00f3a l\u01b0u l\u01b0\u1ee3ng t\u1ea5n c\u00f4ng, khi\u1ebfn vi\u1ec7c gi\u1ea3m thi\u1ec3u tr\u1edf n\u00ean kh\u00f3 kh\u0103n.<\/li>\n<li><strong>Ki\u00ean tr\u00ec<\/strong>: M\u1ed9t s\u1ed1 cu\u1ed9c t\u1ea5n c\u00f4ng DDOS c\u00f3 th\u1ec3 k\u00e9o d\u00e0i trong th\u1eddi gian d\u00e0i, g\u00e2y ra th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng k\u00e9o d\u00e0i.<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i t\u1ea5n c\u00f4ng DDOS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n)<\/h2>\n<p>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS c\u00f3 nhi\u1ec1u d\u1ea1ng kh\u00e1c nhau, m\u1ed7i d\u1ea1ng c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang bi\u1ec7t:<\/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><strong>T\u1ea5n c\u00f4ng s\u1ed1 l\u01b0\u1ee3ng l\u1edbn<\/strong><\/td>\n<td>\u00c1p \u0111\u1ea3o m\u1ee5c ti\u00eau v\u1edbi l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn.<\/td>\n<\/tr>\n<tr>\n<td><strong>T\u1ea5n c\u00f4ng giao th\u1ee9c<\/strong><\/td>\n<td>Khai th\u00e1c l\u1ed7 h\u1ed5ng trong c\u00e1c giao th\u1ee9c m\u1ea1ng.<\/td>\n<\/tr>\n<tr>\n<td><strong>T\u1ea5n c\u00f4ng l\u1edbp \u1ee9ng d\u1ee5ng<\/strong><\/td>\n<td>Nh\u1eafm m\u1ee5c ti\u00eau \u0111i\u1ec3m y\u1ebfu c\u1ee7a \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/td>\n<\/tr>\n<tr>\n<td><strong>T\u1ea5n c\u00f4ng TCP\/IP<\/strong><\/td>\n<td>Khai th\u00e1c c\u00e1c l\u1ed7 h\u1ed5ng trong ng\u0103n x\u1ebfp giao th\u1ee9c TCP\/IP.<\/td>\n<\/tr>\n<tr>\n<td><strong>T\u1ea5n c\u00f4ng ph\u1ea3n x\u1ea1\/khu\u1ebfch \u0111\u1ea1i<\/strong><\/td>\n<td>S\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 c\u1ee7a b\u00ean th\u1ee9 ba \u0111\u1ec3 khu\u1ebfch \u0111\u1ea1i l\u01b0u l\u01b0\u1ee3ng t\u1ea5n c\u00f4ng.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng DDOS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n), c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p kh\u1eafc ph\u1ee5c li\u00ean quan \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng<\/h2>\n<h3>S\u1eed d\u1ee5ng c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS<\/h3>\n<p>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS c\u00f3 th\u1ec3 ph\u1ee5c v\u1ee5 nhi\u1ec1u m\u1ee5c \u0111\u00edch kh\u00e1c nhau, bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>L\u1ee3i th\u1ebf c\u1ea1nh tranh<\/strong>: L\u00e0m gi\u00e1n \u0111o\u1ea1n c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn c\u1ee7a \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh.<\/li>\n<li><strong>ch\u1ee7 ngh\u0129a hack<\/strong>: Th\u00fac \u0111\u1ea9y m\u1ed9t nguy\u00ean nh\u00e2n ho\u1eb7c h\u1ec7 t\u01b0 t\u01b0\u1edfng c\u1ee5 th\u1ec3.<\/li>\n<li><strong>T\u1ed1ng ti\u1ec1n<\/strong>: \u0110\u00f2i ti\u1ec1n chu\u1ed9c \u0111\u1ec3 ch\u1ea5m d\u1ee9t cu\u1ed9c t\u1ea5n c\u00f4ng.<\/li>\n<li><strong>Ph\u00e2n t\u00e2m<\/strong>: Chuy\u1ec3n h\u01b0\u1edbng s\u1ef1 ch\u00fa \u00fd kh\u1ecfi c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c h\u1ea1i kh\u00e1c.<\/li>\n<\/ul>\n<h3>V\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p<\/h3>\n<p>Gi\u1ea3i quy\u1ebft c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS \u0111\u00f2i h\u1ecfi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn \u0111a h\u01b0\u1edbng:<\/p>\n<ul>\n<li><strong>Qu\u00e9t giao th\u00f4ng<\/strong>: S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ec3 l\u1ecdc l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ed9c h\u1ea1i.<\/li>\n<li><strong>M\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN)<\/strong>: Ph\u00e2n ph\u1ed1i l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp tr\u00ean nhi\u1ec1u m\u00e1y ch\u1ee7 \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng.<\/li>\n<li><strong>Gi\u1edbi h\u1ea1n t\u1ef7 l\u1ec7<\/strong>: H\u1ea1n ch\u1ebf s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u t\u1eeb m\u1ed9t ngu\u1ed3n duy nh\u1ea5t.<\/li>\n<li><strong>M\u00e1y ch\u1ee7 proxy<\/strong>: Chuy\u1ec3n h\u01b0\u1edbng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ebfn th\u00f4ng qua m\u00e1y ch\u1ee7 proxy \u0111\u1ec3 gi\u1ea3m thi\u1ec3u c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng.<\/li>\n<\/ul>\n<h2>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh<\/h2>\n<p>H\u00e3y so s\u00e1nh c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1 trong b\u1ed1i c\u1ea3nh an ninh m\u1ea1ng:<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0111\u1eb7c tr\u01b0ng<\/th>\n<th>T\u1ea5n c\u00f4ng DDOS<\/th>\n<th>T\u1ea5n c\u00f4ng DoS<\/th>\n<th>Botnet<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Kh\u00e1ch quan<\/strong><\/td>\n<td>L\u00e0m gi\u00e1n \u0111o\u1ea1n d\u1ecbch v\u1ee5<\/td>\n<td>L\u00e0m gi\u00e1n \u0111o\u1ea1n d\u1ecbch v\u1ee5<\/td>\n<td>Thi\u1ebft b\u1ecb th\u1ecfa hi\u1ec7p<\/td>\n<\/tr>\n<tr>\n<td><strong>T\u1ec9 l\u1ec7<\/strong><\/td>\n<td>L\u01b0u l\u01b0\u1ee3ng giao th\u00f4ng l\u1edbn<\/td>\n<td>Giao th\u00f4ng h\u1ea1n ch\u1ebf<\/td>\n<td>M\u1ea1ng c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb b\u1ecb x\u00e2m nh\u1eadp<\/td>\n<\/tr>\n<tr>\n<td><strong>Kho\u1ea3ng th\u1eddi gian<\/strong><\/td>\n<td>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng k\u00e9o d\u00e0i<\/td>\n<td>C\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng trong th\u1eddi gian ng\u1eafn<\/td>\n<td>Th\u1ecfa hi\u1ec7p li\u00ean t\u1ee5c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai<\/h2>\n<p>Cu\u1ed9c chi\u1ebfn ch\u1ed1ng l\u1ea1i c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n. Tri\u1ec3n v\u1ecdng t\u01b0\u01a1ng lai bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>H\u1ecdc m\u00e1y<\/strong>: S\u1eed d\u1ee5ng AI \u0111\u1ec3 ph\u00e1t hi\u1ec7n v\u00e0 gi\u1ea3m thi\u1ec3u c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng trong th\u1eddi gian th\u1ef1c.<\/li>\n<li><strong>Chu\u1ed7i kh\u1ed1i<\/strong>: S\u1eed d\u1ee5ng c\u00e1c gi\u1ea3i ph\u00e1p d\u1ef1a tr\u00ean blockchain \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt.<\/li>\n<li><strong>B\u1ea3o m\u1eadt IoT<\/strong>: Gi\u1ea3i quy\u1ebft c\u00e1c l\u1ed7 h\u1ed5ng trong thi\u1ebft b\u1ecb Internet of Things (IoT).<\/li>\n<\/ul>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi DDOS (T\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n)<\/h2>\n<p>M\u00e1y ch\u1ee7 proxy \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c gi\u1ea3m thi\u1ec3u c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS b\u1eb1ng c\u00e1ch \u0111\u00f3ng vai tr\u00f2 trung gian gi\u1eefa k\u1ebb t\u1ea5n c\u00f4ng v\u00e0 m\u00e1y ch\u1ee7 m\u1ee5c ti\u00eau. H\u1ecd cung c\u1ea5p m\u1ed9t s\u1ed1 l\u1ee3i th\u1ebf, bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>L\u1ecdc l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp<\/strong>: M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ph\u00e2n t\u00edch l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ebfn v\u00e0 ch\u1eb7n c\u00e1c y\u00eau c\u1ea7u \u0111\u1ed9c h\u1ea1i.<\/li>\n<li><strong>\u1ea9n danh<\/strong>: Danh t\u00ednh c\u1ee7a k\u1ebb t\u1ea5n c\u00f4ng b\u1ecb che gi\u1ea5u khi s\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 proxy, khi\u1ebfn vi\u1ec7c theo d\u00f5i ch\u00fang tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n.<\/li>\n<li><strong>Ph\u00e2n ph\u1ed1i n\u1ed9i dung<\/strong>: M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 ph\u00e2n ph\u1ed1i l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp h\u1ee3p ph\u00e1p \u0111\u1ebfn nhi\u1ec1u m\u00e1y ch\u1ee7, gi\u1ea3m t\u1ea3i cho m\u1ee5c ti\u00eau.<\/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 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS v\u00e0 an ninh m\u1ea1ng, vui l\u00f2ng tham kh\u1ea3o c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ol>\n<li><a target=\"_new\" rel=\"noopener\">T\u1ea5n c\u00f4ng DDOS \u2013 Wikipedia<\/a><\/li>\n<li><a target=\"_new\" rel=\"noopener\">Chi\u1ebfn l\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u DDOS \u2013 OWASP<\/a><\/li>\n<li><a target=\"_new\" rel=\"noopener\">C\u01a1 quan An ninh m\u1ea1ng v\u00e0 C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng (CISA)<\/a><\/li>\n<\/ol>\n<p>T\u00f3m l\u1ea1i, hi\u1ec3u r\u00f5 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng DDOS v\u00e0 vai tr\u00f2 c\u1ee7a m\u00e1y ch\u1ee7 proxy trong vi\u1ec7c gi\u1ea3m thi\u1ec3u ch\u00fang l\u00e0 \u0111i\u1ec1u t\u1ed1i quan tr\u1ecdng trong b\u1ed1i c\u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1 ng\u00e0y nay. C\u00e1c t\u1ed5 ch\u1ee9c ph\u1ea3i lu\u00f4n c\u1ea3nh gi\u00e1c v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt m\u1ea1nh m\u1ebd \u0111\u1ec3 b\u1ea3o v\u1ec7 kh\u1ecfi nh\u1eefng m\u1ed1i \u0111e d\u1ecda g\u00e2y r\u1ed1i n\u00e0y.<\/p>","protected":false},"featured_media":579507,"menu_order":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-579506","glossary","type-glossary","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary\/579506","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":0,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary\/579506\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media\/579507"}],"wp:attachment":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media?parent=579506"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}