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The ShinyHunters extortion gang has claimed responsibility for breaching Dutch telecommunications provider Odido and stealing millions of user records from its compromised systems.

North Korean state-backed hackers associated with the Lazarus threat group are targeting U.S. healthcare organizations in extortion attacks using the Medusa ransomware.

Several mental health mobile apps with millions of downloads on Google Play contain security vulnerabilities that could expose users' sensitive medical information.

Spanish authorities have arrested four alleged members of a hacktivist group believed to have carried out cyberattacks targeting government ministries, political parties, and various public institutions.

Microsoft is investigating a known issue that causes the mouse pointer to disappear in the classic Outlook desktop email client for some users.

New York-based ad tech company Optimizely has notified an undisclosed number of customers of a data breach after threat actors compromised some of its systems in a voice phishing attack.

Stolen tokens and compromised devices let attackers reuse trust without breaking authentication. Specops Software explains why identity alone isn't enough and how continuous device verification strengthens Zero Trust.

CISA flagged two Roundcube Webmail vulnerabilities as actively exploited in attacks and ordered U.S. federal agencies to patch them within three weeks.

An information-stealing malware operation named Arkanix Stealer, promoted on multiple dark web forums towards the end of 2025, was likely developed as an AI-assisted experiment.

Intellexa's Predator spyware can hide iOS recording indicators while secretly streaming camera and microphone feeds to its operators.