Microsoft has enabled a preview feature by default in the latest Windows 11 Dev Channel build 25206. It is related to improving the security of SMB NTLM authentication and reducing attack surfaces.

Learn how BitLocker, passkeys, Microsoft Defender, and other Windows 11 security features protect your data, accounts, apps, ...

Microsoft is now testing WebAuthn API updates that add support for using third-party passkey providers for Windows 11 passwordless authentication. Passkeys use biometric authentication, such as ...

With phishing and AI-driven identity attacks rising, Windows Hello PIN security depends on TPM-backed keys, enterprise enrollment, and access policies.

Microsoft has shared more details about the new Windows 11 administrator protection security feature, which is available in preview and uses Windows Hello authentication prompts to block access to ...

Microsoft has introduced a new default to shield Windows 11 machines against password attacks which ought to make them "a very unattractive target" for hackers trying to steal credentials. The latest ...

For most people using a supported and fully updated Windows 11 computer, yes: Microsoft Defender Antivirus and the other protections inside Windows Security are sufficient as the primary antivirus.