Log in Request a demo

Brandefense Blog. Cybersecurity And Risk.

Threat actors, dark web activity, ransomware and digital risk, explained by the analysts who track them.

All474 APT Groups94 Dark Web29 Digital Risk Protection124 Fraud14 Ransomware48 Sector Analysis34 VIP Security7
Dark glass cluster of crystalline dark glass shards with red fractures, with red neon lines, cover art for: Top 10 Ransomware Variants Reported to the FBI in 2025Ransomware Top 10 Ransomware Variants Reported to the FBI in 2025 The FBI IC3 2025 report names the 10 ransomware variants most reported to the FBI, from Akira to Medusa, with the sectors hit and the FBI… Oct 09, 20265 Min Dark glass stacked dark glass hexagonal blocks of different heights, a with red neon lines, cover art for: Most targeted EU sectors in 2025: the ENISA rankingSector Analysis Most targeted EU sectors in 2025: the ENISA ranking ENISA's Threat Landscape 2026 ranks public administration as the most targeted EU sector in 2025, at 31.8% of recorded events. Business services (8.5%), transport (8%), manufacturing… Oct 09, 20266 Min Dark glass dark glass shopping basket with a red crack along its rim with red neon lines, cover art for: UK retail attacks 2025: lessons for retailersSector Analysis UK retail attacks 2025: lessons for retailers What the NCSC, ICO and NCA said after the 2025 attacks on M&S, Co-op and Harrods, and the helpdesk, MFA and admin account checks a CISO… Oct 09, 20264 Min FortiMail zero-day CVE-2026-104286 illustrated as a red digital hand writing into lines of codeBlog CVE-2026-104286: FortiMail Unauthenticated Arbitrary File Write Zero-Day Under Active Exploitation A CVSS 9.8 FortiMail zero-day (CVE-2026-104286) lets an unauthenticated attacker write any file on the appliance through the IBE handler. Here is what is affected, how… Oct 08, 202613 Min Dark glass dark glass alarm bell with a tiny glowing red key hanging fr with red neon lines, cover art for: How to triage a leaked password alertBlog How to triage a leaked password alert Learn how to triage a leaked password alert in five steps: check it is real, find out how it leaked, rate the risk, then reset and… Oct 07, 20264 Min Red laser beam targeting a coin in a dark environment.Blog The Credential You Published on Purpose: How an Exposed GitLab Email Token Becomes Push Access to Main A GitLab incoming email token published in a README never expires and works at account level. Learn how the attack path works, how to reset the… Oct 02, 202613 Min Two digital devices with red code and data streams in dark background.Blog Two NetScaler Zero-Days, One Wrong Assumption: Why Patching Does Not Close the Incident Citrix fixed two actively exploited NetScaler zero-day flaws, but a patch does not remove an attacker already inside. Seven steps from patch to closure. Oct 01, 202617 Min Penetration testing with a red laser pointer on a server.Blog CVE-2026-76461: Cisco Secure Email Gateway SQL Injection Zero-Day Under Active Exploitation A CVSS 9.8 SQL injection in Cisco Secure Email Gateway (CVE-2026-76461) lets an attacker gain root access with a single crafted email — no authentication, no… Sep 25, 202614 Min Close-up of a dark, illuminated computer circuit board with red lights.Blog The Leak Site Got Breached: What ShinyHunters’ Takeover of Clop Means for the Companies Listed on It ShinyHunters says it breached Clop's ransomware leak site and holds the keys to its Tor onion service. Here's what that means for every organization still listed… Sep 23, 20268 Min Close-up of a digital fingerprint on a high-tech screen.Blog Your Identity Program Was Built for People. Non-Human Identity Is a Growing Way In. New research shows compromised non-human identity now drives more breaches than phishing. See why service accounts, API keys, and AI agents are the entry point most… Sep 21, 20269 Min Close-up of a fishing hook with red light reflection on dark background.Blog The Phishing Came From Your Real Domain: What a Marketing Platform Breach Does to Brand Trust An attacker breached a marketing platform and sent phishing emails from a hardware wallet maker's genuine domain to 347,000 subscribers. Every technical control that checks for… Sep 18, 202610 Min Red crack in digital fingerprint symbolizing security breach.Blog Passwordless Is Not Takeover Proof: Where Passkey Attacks Actually Land Passkey attacks published this year do not break the cryptography. They target the sync fabric, the recovery path, and the enrolment step instead — the parts… Sep 16, 202612 Min
All 40 pages
FAQ

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.

  • New articles are added several times a month. The newest come first, and every article shows its publish date.

  • 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.

  • 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.

  • The site feed at brandefense.io/feed/ lists new posts. The email sign-up box is on the All Resources and Reports pages.

  • 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.

  • The blog page shows 470 articles. 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.

  • 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.

  • 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.

  • 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.