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Highlights

Read more about how ransomware can lock your computer

Download the latest security updates from the Microsoft Update website

Browse the malware encyclopedia

Blogs

The evolution of Rovnix: Private TCP/IP stacks

Thursday, July 25, 2013 6:38 PM

A fresh face for the Microsoft Malware Protection Center

Tuesday, July 16, 2013 4:44 PM

Viewing Vobfus infections from above

Sunday, June 30, 2013 6:04 PM

Community issues

Security Essentials continual promps to restart my computer

Tuesday, May 7, 2013 3:19 PM

Mircosoft Security Essentials - virus protection not on

Friday, March 15, 2013 6:30 AM

Can I use Microsoft Security Essentials with Windows 8?

Thursday, October 25, 2012 5:47 AM

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