Microsoft has provided BitLocker encryption keys to the FBI in a Guam fraud case, marking the first known instance of such cooperation and raising privacy concerns.

Unlike traditional attacks that rely on exploits, this succeeds through social engineering combined with abuse of Windows' own security architecture.

Windows 11 includes multiple built-in security layers designed to protect your system from modern cyber threats. One such ...

Jason Chun is a CNET writer covering a range of topics in tech, home, wellness, finance and streaming services. He is passionate about language and technology, and has been an avid writer/reader of ...

Microsoft’s decision to end support for Windows 10 has turned a routine product sunset into a global infrastructure problem. Hundreds of millions of laptops and desktops that still run the decade‑old ...

A surge in phishing attacks which exploit email routing settings and misconfigured domain spoofing protections to spoof domains and make malicious emails appear as if they were sent from within the ...

Microsoft continually updates security intelligence in antimalware products to cover the latest threats and to constantly tweak detection logic, enhancing the ability of Microsoft Defender Antivirus ...

Cybercriminals and state-sponsored hackers are increasingly exploiting Microsoft’s legitimate OAuth 2.0 device authorization process to hijack enterprise accounts, bypassing multifactor authentication ...

In a move that will significantly boost the use of its agent-based security assistant, which was released last year, Microsoft plans to automatically offer Security Copilot to its enterprise customers ...

PCWorld reports that Microsoft released critical security updates fixing 15 Office vulnerabilities, including 14 remote code execution flaws affecting Excel, Word, Outlook, and Access. One zero-day ...

Microsoft closed out 2025 with patches for 56 security flaws in various products across the Windows platform, including one vulnerability that has been actively exploited in the wild. Of the 56 flaws, ...