Security update bulletins
When necessary, Microsoft releases security updates on the second Tuesday of each month. We publish security bulletins to announce and describe the update. Occasionally security updates are released more often.
Security update bulletins have two forms: simplified and technical. The links below go to the simplified versions. To get technical details review the information published on Microsoft TechNet.
Latest security update bulletin
Latest security bulletins by product or service
- Microsoft Windows: March 2010
- Jscript: September 2009
- Microsoft Internet Information Services (IIS): October 2009
- Office Web Components: August 2009
- ASP.NET: October 2009
- Microsoft Office: March 2010
- Microsoft ActiveX: October 2009
- Microsoft Windows Media Player: November 2009
- Microsoft ISA Server: July 2009
- Microsoft Exchange Server: February 2009
- Microsoft SQL Server: February 2009
- Internet Explorer: January 2010 (out-of-band)
- Microsoft Visual Studio: July 2009 (out-of-band)
- Microsoft DirectX: June 2008
- Microsoft Malware Protection Engine: May 2008
- Virtual PC: July 2009
- Virtual PC for Mac: November 2007
- MSN Messenger: September 2007
- Virtual Server: September 2007
- Visual Basic: August 2007
- JPEG Processing (GDI+): September 2004
Archived security update bulletins
For previous technical security update bulletins, see TechNet Microsoft Security Bulletin Search.
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