{"id":229362,"date":"2025-08-29T10:56:23","date_gmt":"2025-08-29T08:56:23","guid":{"rendered":"https:\/\/www.intrinsec.com\/?p=229362"},"modified":"2025-10-21T11:42:43","modified_gmt":"2025-10-21T11:42:43","slug":"vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks","status":"publish","type":"post","link":"https:\/\/www.intrinsec.com\/en\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/","title":{"rendered":"VAIZ, FDN3, TK-NET: Ukrainian Networks Driving Brute Force Attacks"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"229362\" class=\"elementor elementor-229362\" data-elementor-settings=\"{&quot;element_pack_global_tooltip_width&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_width_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_width_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_padding&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_padding_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_padding_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true}}\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-755f158f e-flex e-con-boxed e-con e-parent\" data-id=\"755f158f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2816073a elementor-widget elementor-widget-text-editor\" data-id=\"2816073a\" data-element_type=\"widget\" data-e-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\t\t<p><!-- \/wp:paragraph --><!-- wp:paragraph --><\/p>\n<p><!-- \/wp:paragraph --><!-- wp:paragraph --><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<h4><span style=\"color: #333399;\">A nebula of Ukrainian networks engaged in brute force and password spraying attacks<\/span><\/h4>\n<hr \/>\n<h4>\u00a0<\/h4>\n<h4>\u00a0<\/h4>\n<h4>Key findings<\/h4>\n<ul>\n<li>Between June and July 2025, Ukraine-based autonomous system <strong>FDN3 \u2013 AS211736<\/strong>, allocated by the entity <em>FOP Dmytro Nedilskyi<\/em>, was used to launch multiple hundreds of millions of brute force and <strong>password spraying attacks<\/strong> against <strong>SSL VPN<\/strong> and <strong>RDP<\/strong> devices, over a period of up to three days.<\/li>\n<li>We believe with a high level of confidence that <em>FDN3<\/em> is part of a <strong>wider abusive infrastructure<\/strong> composed of two other Ukrainian networks, <strong><em>VAIZ-AS <\/em><\/strong>(AS61432) and <strong><em>ERISHENNYA-ASN <\/em><\/strong>(AS210950), and a Seychelles based autonomous system named <strong><em>TK-NET <\/em><\/strong>(AS210848). Those were all allocated in August 2021 and often exchange IPv4 prefixes with one another to <strong>evade blocklisting<\/strong> and continue hosting abusive activities.<\/li>\n<li>Strong partnership and ramifications with other criminal entities could be established. This includes <strong>Ecatel<\/strong>\u2019&#039;s front network in Seychelles \u201c<em>IP Volume Inc.<\/em>\u201d (AS202425), used as the main transit provider for most of the autonomous that compose this abusive infrastructure and also used to launch the same types of attacks at the same period through prefixes rented by <em>VAIZ-AS<\/em>. There is also <strong><em>Virtualine<\/em><\/strong>, a bulletproof hosting solution managing a network registered in the United States, <em>KPROHOST LLC <\/em>(AS214940), which <strong>exchanged prefixes<\/strong> with <em>FDN3<\/em>.<\/li>\n<li>Despite being reannounced by a new network, the prefixes continue to emit the same type and high levels of attacks. It may mean that a <strong>common administrator<\/strong> could be operating all the networks while also moving them to <strong>escape<\/strong> <strong>blocklisting<\/strong> and <strong>attribution.<\/strong><\/li>\n<\/ul>\n<div>\u00a0<\/div>\n<div>\u00a0<\/div>\n<h4>Intrinsec&#039;s CTI services<\/h4>\n<p style=\"text-align: justify;\">Organizations are facing a rise in the sophistication of threat actors and intrusion sets. To address these evolving threats, it is now necessary to take a proactive approach in the detection and analysis of any element deemed malicious. Such a hands-on approach allows companies to anticipate, or at least react as quickly as possible to the compromises they face.<\/p>\n<p style=\"text-align: justify;\">For this report, shared with our clients in January 2025, Intrinsec relied on its Cyber Threat Intelligence service, which provides its customers with high value-added, contextualized and actionable intelligence to understand and contain cyber threats. Our CTI team consolidates data &amp; information gathered from our security monitoring services (SOC, MDR, etc.), our incident response team (CERT-Intrinsec) and custom cyber intelligence generated by our analysts using custom heuristics, honeypots, hunting, reverse-engineering &amp; pivots.<\/p>\n<p style=\"text-align: justify;\">Intrinsec also offers various services around Cyber Threat Intelligence:<\/p>\n<ul style=\"text-align: justify;\">\n<li>Risk anticipation: which can be leveraged to continuously adapt the detection &amp; response capabilities of our clients&#039; existing tools (EDR, XDR, SIEM, \u2026) through:\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong>an operational feed of IOCs based on our exclusive activities.<\/strong><\/li>\n<li><strong>threat intel notes &amp; reports, TIP-compliant.<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>Digital risk monitoring:\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><strong>data leak detection &amp; remediation<\/strong><\/li>\n<li><strong>external asset security monitoring (EASM)<\/strong><\/li>\n<li><strong>brand protection<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">Follow us on <a href=\"https:\/\/www.linkedin.com\/company\/intrinsec\/\">LinkedIn<\/a> and <a href=\"https:\/\/twitter.com\/Intrinsec\">X<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b944507 elementor-widget elementor-widget-button\" data-id=\"b944507\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.intrinsec.com\/wp-content\/uploads\/2025\/10\/TLP-CLEAR-20250828-VAIZ-FDN3-TK-NET-EN.pdf\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Download the full report content<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>A nebula of Ukrainian networks engaged in brute force and password spraying attacks [\u2026]<\/p>","protected":false},"author":42,"featured_media":229503,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,11],"tags":[],"class_list":["post-229362","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cyber-threat-intelligence","category-threat-intelligence-report"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>VAIZ, FDN3, TK-NET : Ukrainian Networks Driving Brute Force Attacks - INTRINSEC<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.intrinsec.com\/en\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"VAIZ, FDN3, TK-NET : Ukrainian Networks Driving Brute Force Attacks\" \/>\n<meta property=\"og:description\" content=\"A nebula of Ukrainian networks engaged in brute force and password spraying attacks \u00a0 \u00a0 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.intrinsec.com\/en\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/\" \/>\n<meta property=\"og:site_name\" content=\"INTRINSEC\" \/>\n<meta property=\"article:published_time\" content=\"2025-08-29T08:56:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-21T11:42:43+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.intrinsec.com\/wp-content\/uploads\/2025\/08\/Template-banner-webesite-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"David Sardinha\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"David Sardinha\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/\"},\"author\":{\"name\":\"David Sardinha\",\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/#\\\/schema\\\/person\\\/eef66c6c32d58bdf5504aa413ee51657\"},\"headline\":\"VAIZ, FDN3, TK-NET : Ukrainian Networks Driving Brute Force Attacks\",\"datePublished\":\"2025-08-29T08:56:23+00:00\",\"dateModified\":\"2025-10-21T11:42:43+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/\"},\"wordCount\":459,\"image\":{\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.intrinsec.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/Template-banner-webesite-1.png\",\"articleSection\":[\"Cyber Threat Intelligence\",\"Threat Intelligence Report\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/\",\"url\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/\",\"name\":\"VAIZ, FDN3, TK-NET : Ukrainian Networks Driving Brute Force Attacks - INTRINSEC\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.intrinsec.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/Template-banner-webesite-1.png\",\"datePublished\":\"2025-08-29T08:56:23+00:00\",\"dateModified\":\"2025-10-21T11:42:43+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/#\\\/schema\\\/person\\\/eef66c6c32d58bdf5504aa413ee51657\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.intrinsec.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/Template-banner-webesite-1.png\",\"contentUrl\":\"https:\\\/\\\/www.intrinsec.com\\\/wp-content\\\/uploads\\\/2025\\\/08\\\/Template-banner-webesite-1.png\",\"width\":1200,\"height\":600,\"caption\":\"VAIZ, FDN3, TK-NET\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\\\/\\\/www.intrinsec.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"VAIZ, FDN3, TK-NET : Ukrainian Networks Driving Brute Force Attacks\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/#website\",\"url\":\"https:\\\/\\\/www.intrinsec.com\\\/\",\"name\":\"INTRINSEC\",\"description\":\"Notre m\u00e9tier , Prot\u00e9ger le v\u00f4tre\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.intrinsec.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.intrinsec.com\\\/#\\\/schema\\\/person\\\/eef66c6c32d58bdf5504aa413ee51657\",\"name\":\"David Sardinha\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a806293ca946422859e96a7bb19eac8e5bf3e1625b9a15074f8ddb04542ea818?s=96&d=retro&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a806293ca946422859e96a7bb19eac8e5bf3e1625b9a15074f8ddb04542ea818?s=96&d=retro&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a806293ca946422859e96a7bb19eac8e5bf3e1625b9a15074f8ddb04542ea818?s=96&d=retro&r=g\",\"caption\":\"David Sardinha\"},\"url\":\"https:\\\/\\\/www.intrinsec.com\\\/en\\\/author\\\/david-sardinha\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"VAIZ, FDN3, TK-NET: Ukrainian Networks Driving Brute Force Attacks - INTRINSEC","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:\/\/www.intrinsec.com\/en\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/","og_locale":"en_US","og_type":"article","og_title":"VAIZ, FDN3, TK-NET : Ukrainian Networks Driving Brute Force Attacks","og_description":"A nebula of Ukrainian networks engaged in brute force and password spraying attacks \u00a0 \u00a0 [&hellip;]","og_url":"https:\/\/www.intrinsec.com\/en\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/","og_site_name":"INTRINSEC","article_published_time":"2025-08-29T08:56:23+00:00","article_modified_time":"2025-10-21T11:42:43+00:00","og_image":[{"width":1200,"height":600,"url":"https:\/\/www.intrinsec.com\/wp-content\/uploads\/2025\/08\/Template-banner-webesite-1.png","type":"image\/png"}],"author":"David Sardinha","twitter_card":"summary_large_image","twitter_misc":{"Written by":"David Sardinha","Est. reading time":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/#article","isPartOf":{"@id":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/"},"author":{"name":"David Sardinha","@id":"https:\/\/www.intrinsec.com\/#\/schema\/person\/eef66c6c32d58bdf5504aa413ee51657"},"headline":"VAIZ, FDN3, TK-NET : Ukrainian Networks Driving Brute Force Attacks","datePublished":"2025-08-29T08:56:23+00:00","dateModified":"2025-10-21T11:42:43+00:00","mainEntityOfPage":{"@id":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/"},"wordCount":459,"image":{"@id":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/#primaryimage"},"thumbnailUrl":"https:\/\/www.intrinsec.com\/wp-content\/uploads\/2025\/08\/Template-banner-webesite-1.png","articleSection":["Cyber Threat Intelligence","Threat Intelligence Report"],"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/","url":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/","name":"VAIZ, FDN3, TK-NET: Ukrainian Networks Driving Brute Force Attacks - INTRINSEC","isPartOf":{"@id":"https:\/\/www.intrinsec.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/#primaryimage"},"image":{"@id":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/#primaryimage"},"thumbnailUrl":"https:\/\/www.intrinsec.com\/wp-content\/uploads\/2025\/08\/Template-banner-webesite-1.png","datePublished":"2025-08-29T08:56:23+00:00","dateModified":"2025-10-21T11:42:43+00:00","author":{"@id":"https:\/\/www.intrinsec.com\/#\/schema\/person\/eef66c6c32d58bdf5504aa413ee51657"},"breadcrumb":{"@id":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/#primaryimage","url":"https:\/\/www.intrinsec.com\/wp-content\/uploads\/2025\/08\/Template-banner-webesite-1.png","contentUrl":"https:\/\/www.intrinsec.com\/wp-content\/uploads\/2025\/08\/Template-banner-webesite-1.png","width":1200,"height":600,"caption":"VAIZ, FDN3, TK-NET"},{"@type":"BreadcrumbList","@id":"https:\/\/www.intrinsec.com\/vaiz-fdn3-tk-net-ukrainian-networks-driving-brute-force-attacks\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/www.intrinsec.com\/"},{"@type":"ListItem","position":2,"name":"VAIZ, FDN3, TK-NET : Ukrainian Networks Driving Brute Force Attacks"}]},{"@type":"WebSite","@id":"https:\/\/www.intrinsec.com\/#website","url":"https:\/\/www.intrinsec.com\/","name":"INTRINSEC","description":"Our job is to protect yours.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.intrinsec.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.intrinsec.com\/#\/schema\/person\/eef66c6c32d58bdf5504aa413ee51657","name":"David Sardinha","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/a806293ca946422859e96a7bb19eac8e5bf3e1625b9a15074f8ddb04542ea818?s=96&d=retro&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/a806293ca946422859e96a7bb19eac8e5bf3e1625b9a15074f8ddb04542ea818?s=96&d=retro&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/a806293ca946422859e96a7bb19eac8e5bf3e1625b9a15074f8ddb04542ea818?s=96&d=retro&r=g","caption":"David Sardinha"},"url":"https:\/\/www.intrinsec.com\/en\/author\/david-sardinha\/"}]}},"_links":{"self":[{"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/posts\/229362","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/users\/42"}],"replies":[{"embeddable":true,"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/comments?post=229362"}],"version-history":[{"count":25,"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/posts\/229362\/revisions"}],"predecessor-version":[{"id":230364,"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/posts\/229362\/revisions\/230364"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/media\/229503"}],"wp:attachment":[{"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/media?parent=229362"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/categories?post=229362"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.intrinsec.com\/en\/wp-json\/wp\/v2\/tags?post=229362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}