Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.

It includes features such as Microsoft Defender Antivirus, Windows Firewall, and Smart App Control, which work together to provide real-time protection against viruses, malware, and …

Learn how to use virus and threat protection options in Windows Security to scan your device for threats and view the results.

On this page you can see a summary of the security providers that are looking after your device. In the Windows Security app on your PC, select Settings > Manage providers, or use the …

Microsoft Defender helps easily manage your online security in one centralized view, with industry-leading cybersecurity for you, your family, and your devices.

If you suspect that your device may have malware you should have Microsoft Defender run a scan. Here's how to do that on Windows, Mac, or Android.

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

When you start up Windows 10 for the first time, Windows Security is on and actively helping to protect your PC by scanning for malware (malicious software), viruses, and security threats. …

Going passwordless is the next generation of sign-in security - it's simple, fast, secure. To help enhance security, passwordless login options such as Windows Hello and Passkeys provide a …

It reduces the risk of network security threats by restricting or allowing traffic based on various properties such as IP addresses, ports, or program paths. You can use the Windows Security …

Learn how to access Windows device security settings in Windows Security to help protect your device from malicious software.