Germany Doxes “UNKN,” Head of RU Ransomware Gangs REvil, GandCrab – Krebs on Security
https://krebsonsecurity.com/2026/04/germany-doxes-unkn-head-of-ru-ransomware-gangs-revil-gandcrab/
CISA orders feds to patch exploited Fortinet EMS flaw by Friday
https://www.bleepingcomputer.com/news/security/cisa-orders-feds-to-patch-fortinet-flaw-exploited-in-attacks-by-friday/
GitHub - j3h4ck/PoisonKiller: Another BYOVD process killer. works on CrowdStrike. fully signed. · GitHub
https://github.com/j3h4ck/PoisonKiller
Google DeepMind Researchers Warn Hackers Can Hijack AI Agents Through Malicious Web Content
https://cybersecuritynews.com/hackers-hijack-ai-agents/
CVE-2026–5283: Uninitialized GPU Memory Disclosure via Partial Clear in ANGLE (Chrome WebGL) | by Numen Cyber Labs | Apr, 2026 | Medium
https://medium.com/@numencyberlabs/cve-2026-5283-uninitialized-gpu-memory-disclosure-via-partial-clear-in-angle-chrome-webgl-3740ca481149
Disgruntled researcher leaks “BlueHammer” Windows zero-day exploit
https://www.bleepingcomputer.com/news/security/disgruntled-researcher-leaks-bluehammer-windows-zero-day-exploit/
セキュリティ・キャンプ | デジタル人材の育成 | IPA 独立行政法人 情報処理推進機構
https://www.ipa.go.jp/jinzai/security-camp/index.html
Microsoft links Medusa ransomware affiliate to zero-day attacks
https://www.bleepingcomputer.com/news/security/microsoft-links-medusa-ransomware-affiliate-to-zero-day-attacks/
HackerOne | Daniel Stenberg | 29 comments
https://www.linkedin.com/posts/danielstenberg_hackerone-share-7446667043380076545-RX9b
BKA Identifies REvil Leaders Behind 130 German Ransomware Attacks
https://thehackernews.com/2026/04/bka-identifies-revil-leaders-behind-130.html