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Security for IT Pros

Highlights

Microsoft introduces a new security update model for apps. Read more

Get an overview of Windows 8 security improvements. Read more

Microsoft offers security assessment service for country-code top-level domain registries (ccTLD). Register now

Register for the March 2013 security bulletin webcast. Register now

Security Blogs

Security Center - Bulletins Advisories Tools Guidance Resources

Cybersecurity 2020 Student Essay Contest
Microsoft is looking for great student research on the future of cybersecurity policy. If you have conducted or plan to conduct such research, read on... more
Thursday, Mar 21 Paul Nicholas - TwC
March 2013 Security Bulletin Webcast, Q&A, and Slide Deck
Today we’re publishing the March 2013 Security Bulletin Webcast Questions & Answers page. We fielded 13 questions on various topics during ... more
Friday, Mar 15 MSRCTeam
​Ramnit - The renewed bot in town
Ramnit is one of the most prevalent threat families still active in the wild today. Two years ago, we talked about the infection method it uses in the... more
Thursday, Mar 14 msft-mmpc