Security News. From Our Analysts.

Security news from the Brandefense team: new malware, vulnerabilities, data breaches and threat actor activity, summarized for security professionals.

Dark glass dark glass safe dial wheel with a hairline red crack across with red neon lines, cover art for: F5 breach: when your security vendor is hackedSecurity News F5 breach: when your security vendor is hacked The F5 breach shows how a vendor hack becomes customer risk. See what was taken, what CISA and the NCSC advised, and which checks to run… Oct 09, 20264 Min Dark glass dark glass airliner model grounded, one engine glowing red a with red neon lines, cover art for: Check-in outage: one supplier, many airportsSecurity News Check-in outage: one supplier, many airports The Collins Aerospace MUSE outage pushed European airports into manual check-in. Here is what a security buyer should ask about shared supplier systems. Oct 09, 20264 Min Futuristic cyber intelligence robot analyzing code, representing the React2Shell (CVE-2025-55182) Day 5 exploitation landscape.Security News React2Shell — The Day 5 Reality Check React2Shell (CVE-2025-55182) is a pre-auth RCE vulnerability in React Server Components with a CVSS 10.0 score. This blog examines the first five days after disclosure, how… Dec 10, 20255 Min internet archiveSecurity News Data Breach at Internet Archive Exposes 31 Million User Records The Internet Archive data breach exposed 31 million user records, including emails and bcrypt hashes. See what was taken, when, and who confirmed it. Oct 11, 20243 Min sonicwall cveSecurity News CISA Warns of Active Exploitation in SonicWall, Linux Kernel, and ImageMagick Vulnerabilities CISA added SonicWall CVE-2024-40766, an ImageMagick flaw and a Linux kernel flaw to its KEV catalog. Federal agencies must patch by September 30, 2024. Sep 12, 20243 Min uefiSecurity News CVE-2024-8105: Critical UEFI Vulnerability CVE-2024-8105, also known as "PKfai," is a significant vulnerability identified within the UEFI (Unified Extensible Firmware Interface) ecosystem. Sep 05, 20243 Min zero day vulnerabilities in google chromeSecurity News Actively Exploited Two New Zero-Day Vulnerabilities Hit Google Chrome Two Chrome zero-days, CVE-2024-7965 and CVE-2024-7971, were exploited in the wild. See what they are and which Chrome 128 version fixes them. Aug 28, 20243 Min north korean apt group lazarusSecurity News CVE-2024-38193: Microsoft Patches High-Severity Zero-Day Exploit Used by North Korea’s Lazarus Group CVE-2024-38193 is a Windows AFD.sys privilege escalation zero-day, CVSS 7.8 High, reported as exploited by the Lazarus Group. See why to patch. Aug 21, 20243 Min kernel vulnerabilitySecurity News High-Severity Zero-Day Kernel Vulnerability Actively Exploited in Android Devices CVE-2024-36971 is a Linux kernel use-after-free vulnerability in Android, flagged for limited, targeted exploitation. See what the August 2024 patches fix. Aug 07, 20244 Min paris olympics scammersSecurity News First Days, First Shots: Scammers Exploit Paris Olympics with 48GB Mobile Data Paris Olympics scams use fake tickets, merchandise shops and free mobile data offers to steal money and data. See how they work and how to stay… Jul 29, 20243 Min radius vulnerabilitySecurity News BlastRADIUS Vulnerability (CVE-2024-3596) Exposes RADIUS Protocol to Critical Network Security Risk BlastRADIUS (CVE-2024-3596) is a critical flaw in the RADIUS protocol that lets attackers forge server replies. See the score, impact and how to fix it. Jul 10, 20243 Min openssh reggessionSecurity News Severe OpenSSH Flaw ‘regreSSHion’ Puts Millions of Linux Systems at Risk OpenSSH regreSSHion, CVE-2024-6387, lets attackers run code as root on sshd. See affected versions 8.5p1 to 9.7p1, the 8.1 score and how to cut the risk. Jul 04, 20243 Min
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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 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.

  • 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.