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Free Brandefense e-books on cyber threat intelligence, digital risk protection and attack surface management. Download practical guides for security teams.
E-Book Tracking Threat Actors on Blockchain Blockchain threat actor tracking follows public ledger records to show how attackers move funds. See what the Brandefense report covers and why it matters. 
E-Book Malicious Document Analysis for SOC Analysts E-book on malicious document analysis for SOC analysts: what it is, how analysts examine suspicious documents, and insights from our research team. 
E-Book Effective YARA Rules for Security Researchers Learn what YARA rules are, how they are built from strings and conditions, and how security researchers use them to find malware. Free e-book overview. 
E-Book DNS Under Siege:Analysis of Threat Actor-Driven Abuse DNS abuse by threat actors: how attackers hijack DNS records and hide commands in DNS traffic, and what this Brandefense report covers for you. About The Blog.
Last updated June 9, 2026-
Articles on ransomware, APT groups, the dark web, digital risk protection, fraud, sector analysis and VIP security, written for security teams.
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New articles are added several times a month. The newest come first, and every article shows its publish date.
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Use the topic chips above the list to open one topic, or type a word in the search box. Each topic has its own page.
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Articles draw on public sources such as CISA advisories, MITRE ATT&CK and ENISA reports. Sources are listed at the end of an article when it cites them.
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The site feed at brandefense.io/feed/ lists new posts. The email sign-up box is on the All Resources and Reports pages.
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Brandefense is an AI-driven threat intelligence company. Its platform covers cyber threat intelligence, digital risk protection and external attack surface management. You can request a demo on your own domain from the Request A Demo page.
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The count at the top of the blog page shows the current total, and each topic chip shows how many articles that topic holds. You can open all of them or pick one topic, such as APT Groups, Dark Web, Ransomware or Fraud. Each article shows its publish date.
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The blog describes its articles as explained by the analysts who track threats. They cover threat actors, dark web activity, ransomware and digital risk. The newest articles appear first.
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Yes. APT Groups is one of the topic chips above the list, and it opens only the articles on that topic. The Knowledge Hub also holds profiles of threat groups.
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The surface web is the part of the internet that search engines list. The deep web is content that search engines do not list, such as pages behind a login. The dark web needs special software to reach. The blog has an article that explains the three layers in plain words.