The Wikimedia Foundation suffered a security incident today after a self-propagating JavaScript worm began vandalizing pages and modifying user scripts across multiple wikis.

Iran-linked MuddyWater hackers breached U.S. networks with new Dindoor malware as regional cyber attacks escalate amid Middle East conflict.

MOIS-linked MuddyWater crew has a new, custom implant An Iranian cyber crew believed to be part of the Iranian Ministry of Intelligence and Security (MOIS) has been embedded in multiple US companies' ...

The nonprofit that oversees Wikipedia briefly enforced a 'read-only' mode on Thursday morning as users spotted code designed to delete articles and place Russian text in the edit summary.

Researchers warn Iranian state-backed Seedworm hackers have infiltrated US–Israeli critical networks, raising fears of cyber attacks targeting US banking, airline, and tech sectors.

Malicious AI browser extensions collected LLM chat histories and browsing data from platforms such as ChatGPT and DeepSeek.

This week in cybersecurity: stolen PlayStation accounts, AI chat transcripts sold by data brokers, tax-season scams, deepfake ...

A final security update for Chrome 145 eliminates a handful of vulnerabilities, including some labeled critical.