Microsoft security help & learning
Let Microsoft Defender help protect your identity
Microsoft 365 Family and Personal subscribers can turn on identity theft monitoring to help protect themselves and their families against identity theft
Explore security
![A laptop showing a Windows 10 login screen.](https://support.content.office.net/en-us/media/b2c75483-c8c5-4027-90fa-866e421c05a3.png)
Stay secure with Windows
Windows makes it easier to stay secure with built-in protections for modern security threats.
![People at an airport checking their wireless devices.](https://support.content.office.net/en-us/media/beff8418-c2c2-42d7-af91-ea1d28ccd58e.png)
Be safer over Wi-Fi
Most devices connect over Wi-Fi these days and that creates opportunities for attackers.
![A photo of a man in a security center monitoring for cyberattacks.](https://support.content.office.net/en-us/media/420b31b9-54ea-4986-893e-a9d8d99cd411.png)
Protect yourself from scams and attacks
Criminals are constantly trying to steal or trick you into revealing your personal information.
![A laptop on a desk in a science lab](https://support.content.office.net/en-us/media/c0a660b0-44ba-4930-a62e-f1b6301d315f.png)
Keep your PC up to date
Windows Update automatically installs the latest updates and security improvements.
Trending topics
Secure your accounts
![Your browser does not support video. Install Microsoft Silverlight, Adobe Flash Player, or Internet Explorer 9.](https://support.content.office.net/en-us/media/4873755a-8b1e-497e-bc54-101d1e75d3e7.png)
Add an extra layer of security with Personal Vault
Protect your most important files, like your passport, driver’s license, or insurance information with OneDrive Personal Vault.