{"id":74,"count":3,"description":"H\u1ec7 th\u1ed1ng ch\u1ed1ng ddos\u00a0\u0111\u01b0\u1ee3c tri\u1ec3n khai \u1edf l\u1edbp trung gian, ngh\u0129a l\u00e0 h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c \u0111\u1eb7t gi\u1eefa k\u1ebft n\u1ed1i internet v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 b\u00ean trong. H\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb \u0111\u1eb7t tr\u01b0\u1edbc Firewall \u0111\u1ec3 c\u00f3 th\u1ec3 x\u1eed l\u00fd packets tr\u01b0\u1edbc, nh\u1ea7m gi\u1ea3m t\u1ea3i cho t\u01b0\u1eddng l\u1eeda v\u00e0 m\u00e1y ch\u1ee7 b\u00ean trong. M\u1ed9t s\u1ed1 t\u00ednh n\u0103ng c\u01a1 b\u1ea3n c\u1ee7a h\u1ec7 th\u1ed1ng nh\u01b0 sau:\r\n\r\n\u2013 Gi\u00e1m s\u00e1t to\u00e0n b\u1ed9 packets t\u1eeb ngo\u00e0i v\u00e0 b\u00ean trong h\u1ec7 th\u1ed1ng. 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Nh\u01b0 th\u1ebf, ch\u00fang ta c\u00f3 th\u1ec3 theo d\u00f5i \u0111\u01b0\u1ee3c b\u0103ng th\u00f4ng In-Out c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng, chi ti\u1ebft \u0111\u1ebfn t\u1eebng IP b\u00ean trong. \u2013 Gi\u00e1m s\u00e1t to\u00e0n b\u1ed9 traffics t\u1eebng source port hay destination port. \u2013 Cung c\u1ea5p th\u00f4ng tin gi\u00e1m s\u00e1t TCP, UDP, URL, DNS, SIP \u2026 \u2013 C\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n t\u1ea5n c\u00f4ng t\u1eeb t\u1eebng IP, \u0111\u1ebfn range IP, AS Number hay c\u1ea3 Country \u2013 C\u00f3 th\u1ec3 c\u1ea5u h\u00ecnh b\u1ea3o v\u1ec7 to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng hay chi ti\u1ebft v\u1edbi t\u1eebng IP. \u2013 B\u00e1o c\u00e1o t\u1ea5n c\u00f4ng trong m\u1ed7i 5p \u2013 B\u00e1o c\u00e1o t\u1ed5ng quan traffics m\u1ed7i ng\u00e0y\" \/>\n<meta property=\"og:url\" content=\"https:\/\/vnso.vn\/en\/tag\/he-thong-chong-ddos\/\" \/>\n<meta property=\"og:site_name\" content=\"C\u00d4NG NGH\u1ec6 VNSO\u2122\" \/>\n<meta property=\"og:image\" content=\"https:\/\/vnso.vn\/wp-content\/uploads\/2024\/06\/VNSO-Logo-Social-2024.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"1200\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"CollectionPage\",\"@id\":\"https:\/\/vnso.vn\/tag\/he-thong-chong-ddos\/\",\"url\":\"https:\/\/vnso.vn\/tag\/he-thong-chong-ddos\/\",\"name\":\"T\u1ea5t c\u1ea3 v\u1ec1 h\u1ec7 th\u1ed1ng ch\u1ed1ng ddos | C\u00d4NG NGH\u1ec6 VNSO\u2122\",\"isPartOf\":{\"@id\":\"https:\/\/vnso.vn\/#website\"},\"breadcrumb\":{\"@id\":\"https:\/\/vnso.vn\/tag\/he-thong-chong-ddos\/#breadcrumb\"},\"inLanguage\":\"en-US\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/vnso.vn\/tag\/he-thong-chong-ddos\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Trang ch\u1ee7\",\"item\":\"https:\/\/vnso.vn\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"h\u1ec7 th\u1ed1ng ch\u1ed1ng ddos\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/vnso.vn\/#website\",\"url\":\"https:\/\/vnso.vn\/\",\"name\":\"C\u00d4NG NGH\u1ec6 VNSO\u2122\",\"description\":\"Private Cloud, VPS, Server v\u00e0 Gi\u1ea3i ph\u00e1p CNTT\",\"publisher\":{\"@id\":\"https:\/\/vnso.vn\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/vnso.vn\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/vnso.vn\/#organization\",\"name\":\"C\u00d4NG NGH\u1ec6 VNSO\u2122\",\"url\":\"https:\/\/vnso.vn\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/vnso.vn\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/vnso.vn\/wp-content\/uploads\/2024\/06\/VNSO-Logo-Social-2024.png\",\"contentUrl\":\"https:\/\/vnso.vn\/wp-content\/uploads\/2024\/06\/VNSO-Logo-Social-2024.png\",\"width\":1200,\"height\":1200,\"caption\":\"C\u00d4NG NGH\u1ec6 VNSO\u2122\"},\"image\":{\"@id\":\"https:\/\/vnso.vn\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/VNSO.VN\"]}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"T\u1ea5t c\u1ea3 v\u1ec1 h\u1ec7 th\u1ed1ng ch\u1ed1ng ddos | C\u00d4NG NGH\u1ec6 VNSO\u2122","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/vnso.vn\/en\/tag\/he-thong-chong-ddos\/","og_locale":"en_US","og_type":"article","og_title":"T\u1ea5t c\u1ea3 v\u1ec1 h\u1ec7 th\u1ed1ng ch\u1ed1ng ddos t\u1ea1i VNSO.VN","og_description":"H\u1ec7 th\u1ed1ng ch\u1ed1ng ddos\u00a0\u0111\u01b0\u1ee3c tri\u1ec3n khai \u1edf l\u1edbp trung gian, ngh\u0129a l\u00e0 h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c \u0111\u1eb7t gi\u1eefa k\u1ebft n\u1ed1i internet v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 b\u00ean trong. 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