A Chrome extension with 70,000 users and a 4.7-star rating began injecting fake update warnings after a threat actor acquired ...

Russia GRU espionage campaign targeting NATO defense and diplomatic networks in Romania, Spain, and Turkey deployed the ...

TerminalFix uses fake Cloudflare CAPTCHA pages to trick users into running PowerShell malware, creating reverse tunnels that ...

Microsoft says TerminalFix uses fake Cloudflare CAPTCHAs to trigger PowerShell and deploy a reverse-tunnel backdoor for internal network access.

WordlistLoader delivers Amatera via ClearFake ClickFix attacks, while SynkLoader uses Teams phishing to steal Windows login ...

Microsoft Threat Intelligence provides analysis of a ClickFix campaign that uses fake CAPTCHA prompts, DLL sideloading, and a reverse tunnel, with detections and hunting guidance.

Microsoft published a list of everything wrong with its own defaults.

Defeating strongest defences in Windows 11 using software alone – previous attacks needed a screwdriver and physical access to the machine.

SPECTRE backdoor, deployed by Chinese-speaking hacker group UAT-10147, blinds CrowdStrike Falcon, SentinelOne, and Microsoft ...

Experts have shown that the most powerful security defenses in Windows 11 can be dismantled by an attacker who never touches ...

Microsoft fixes issue, but there are other fixes and mitigations available, too.

Hooks are entries in your Claude configuration that tell Claude Code to run a command when a specific event fires. This is ...