An upcoming October Windows update will turn on Memory Integrity by default—improving system security, but potentially ...

The September Windows 11 update set a new patching record with almost 1,000 security flaws fixed.

Microsoft is investigating reports that the Windows 11 KB5124008 security update is breaking domain trust relationships on some enterprise systems, preventing users from logging in with valid domain ...

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Updating your operating system has never been more vital, given the number of critical security vulnerabilities being fixed across iOS, macOS, and, of course, Windows right now. The very last thing ...

Windows 11 rolls out new features gradually. Here are a handful of ways to speed that up, ranked from safest to most ...

Learn how BitLocker, passkeys, Microsoft Defender, and other Windows 11 security features protect your data, accounts, apps, and devices. Windows 11 comes with plenty of built-in security tools, but ...

In 2025, Microsoft claimed to have the world's "most widely used operating system" with over 1.4 billion active devices per month. This dominant market share means it's a target for many malicious ...