{"id":30221,"date":"2021-01-18T03:43:52","date_gmt":"2021-01-17T19:43:52","guid":{"rendered":"https:\/\/web.mwwsb.com.my\/pjci\/?post_type=kb&#038;p=30221"},"modified":"2022-09-08T20:00:13","modified_gmt":"2022-09-08T12:00:13","slug":"sync-attacks-info-prevention-info","status":"publish","type":"kb","link":"https:\/\/www.casbay.com\/guide\/kb\/sync-attacks-info-prevention-info","title":{"rendered":"Sync Attacks \u2013 Info &#038; Prevention"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"30221\" class=\"elementor elementor-30221\" data-elementor-post-type=\"kb\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f2038e7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f2038e7\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-11e6555\" data-id=\"11e6555\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-759c6a4 elementor-widget elementor-widget-heading\" data-id=\"759c6a4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Sync Attacks \u2013 Info & Prevention\n<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c202fd3 elementor-widget elementor-widget-text-editor\" data-id=\"c202fd3\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>You can refer here for more information about the<a href=\"https:\/\/en.wikipedia.org\/wiki\/SYN_flood\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" data-wpel-link=\"external\">\u00a0Sync Attacks<\/a>.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf6174a elementor-widget elementor-widget-heading\" data-id=\"bf6174a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">For Prevention:<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fad5615 elementor-widget elementor-widget-text-editor\" data-id=\"fad5615\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>a) Firstly, change the SSH or RDC port to another port number.<\/p><p>b) Secondly, use proxy DDoS protection e.g CloudFlare or any others DDoS mitigation provider.<\/p><p>However, if your website is facing frequent Sync Attacks, and we would strongly advise you to upgrade your hosting to our <a href=\"https:\/\/www.casbay.com\/asia-dedicated-server\/malaysia\">Dedicated Server<\/a> with physical firewall protection.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e1715cb elementor-widget elementor-widget-heading\" data-id=\"e1715cb\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">What are some ways to protect against sync flood attacks?<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b497f3b elementor-widget elementor-widget-text-editor\" data-id=\"b497f3b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"question\"><span style=\"font-size: 16px;\">A <\/span><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"https:\/\/searchsecurity.techtarget.com\/resources\" class=\"broken_link\" rel=\"noopener\">Sync flood attack<\/a><span style=\"font-size: 16px;\">, or we call it as a SYN attack. SYN has its origins as one of the original types of <\/span><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"https:\/\/searchsecurity.techtarget.com\/definition\/denial-of-service\" class=\"broken_link\" rel=\"noopener\">distributed denial-of-service (DDoS) attacks<\/a><span style=\"font-size: 16px;\">\u00a0and have not been significant threats to enterprises today. Most\u00a0<\/span><a style=\"font-size: 16px; background-color: #ffffff;\" href=\"http:\/\/www.cert.org\/advisories\/CA-1996-21.html\" rel=\"noopener\">CERT advice from 1996<\/a><span style=\"font-size: 16px;\"> still applies to modern systems. However, the systems have made many improvements in the last 15 years. <\/span><span style=\"font-size: 16px;\">A SYN attack is one where an attacker makes an initial connection to a victim computer and the victim computer waits for the completion of the connection. The attack is exploiting part of the three-way handshake in TCP for establishing reliable connections. When the initial connection is open, it consumes resources on the victim computer until it runs out of connections or has other issues.<\/span><\/div><div><p>To protect against sync flood attacks, you have several options. The attacks can be detected by standard intrusion detection systems (IDS). It could also be blocked or minimized by built-in features in firewalls and other devices. Besides that, further protections could include lowering timeouts for how long a system waits for another system. Thcomplete the three-way handshake or having your ISP block the attacks.<\/p><\/div>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Sync Attacks \u2013 Info &#038; Prevention You can refer here for more information about the\u00a0Sync Attacks. For Prevention: a) Firstly, change the SSH or RDC port to another port number. b) Secondly, use proxy DDoS protection e.g CloudFlare or any others DDoS mitigation provider. However, if your website is facing frequent Sync Attacks, and we [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}}},"kbtopic":[113],"kbtag":[106],"mkb_version":[],"_links":{"self":[{"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kb\/30221"}],"collection":[{"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kb"}],"about":[{"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/types\/kb"}],"author":[{"embeddable":true,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/comments?post=30221"}],"version-history":[{"count":8,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kb\/30221\/revisions"}],"predecessor-version":[{"id":36514,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kb\/30221\/revisions\/36514"}],"wp:attachment":[{"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/media?parent=30221"}],"wp:term":[{"taxonomy":"kbtopic","embeddable":true,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kbtopic?post=30221"},{"taxonomy":"kbtag","embeddable":true,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/kbtag?post=30221"},{"taxonomy":"mkb_version","embeddable":true,"href":"https:\/\/www.casbay.com\/guide\/wp-json\/wp\/v2\/mkb_version?post=30221"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}