The joint Gunra ransomware advisory maps a double-extortion operation from VPN exploitation and session …
CVE-2026-65400 is being exploited against internet-exposed macOS Screen Sharing systems. Patch, close port 5900 …
Learn how stolen session cookies bypass repeated MFA, which signals reveal token reuse, and …
N-central Hotfix 2 is required for on-premises servers after active CVE-2026-18577 exploitation. Patch, hunt …
John was a computer programmer and hacker known for his expertise in breaking into secure computer systems. He developed a reputation as a master of computer security and was often hired by companies to test the strength of their cybersecurity measures.
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