Protect your privacy, identity, and devices with Windows Security. Explore Windows 11 security features like Microsoft Defender Antivirus that help keep you and your PC safe.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

Microsoft Defender is a security app for individuals and families that helps protect identities, data, and devices from online threats. The Microsoft Defender app is available exclusively with a Microsoft 365 …

Oct 23, 2024 · Defender for Cloud Apps closes the gap on OAuth app security, helping you protect inter-app data exchange with application governance. Watch for unused apps and monitor both current …

Microsoft Defender is a new security app that helps protect you and your family across all your devices; Windows, Android, Mac, and iOS.

Use Microsoft Defender for individuals as your personal defense against online threats and easily manage your family’s online security.

The Windows Security app is a comprehensive security solution integrated into Windows, designed to protect your device and data from various threats.

Securely sign in to all your Microsoft accounts—personal, work, school, or any other account—without a password. Get the app by going to aka.ms/mobileauthenticator on your mobile device.

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

Get answers to some basic questions about what two-step verification is, and how to set it up and use it to help keep your Microsoft account more secure.