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Get the latest updates for your PC at Microsoft Update.
Microsoft Update

Check for the latest security updates to help protect your computer.

Protect your PC from viruses, spyware, and other malicious software.
Microsoft Security Essentials

Protect your PC from viruses, spyware, and other malicious software.

Download security tools, toolkits, and guides.
Download security tools

Assess vulnerabilities and strengthen security with a broad range of tools.

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Security Patch
Security Patch
Security Update for Windows Server 2003 (KB2808735)
A security issue has been identified in a Microsoft software product that could affect your system.
FREE
Release Date:
4/8/2013
Security Patch
Security Patch
Security Update for Windows 7 for x64-based Systems (KB2813170)
A security issue has been identified in a Microsoft software product that could affect your system.
FREE
Release Date:
4/8/2013
Security Patch
Security Patch
Security Update for Windows 7 for x64-based Systems (KB2808735)
A security issue has been identified in a Microsoft software product that could affect your system.
FREE
Release Date:
4/8/2013
Security Patch
Security Patch
Cumulative Security Update for Internet Explorer 8 for Windows XP (KB2809289)
This update addresses the vulnerability discussed in Microsoft Security Bulletin MS13-021. To find out if other security updates are available for you, see the Overview section of this page.
FREE
Release Date:
3/11/2013
Security Patch
Security Patch
Security Update for Windows XP (KB2686509)
A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it.
FREE
Release Date:
5/7/2012
Security Patch
Security Patch
Security Update for Windows 7 (KB2840149)
A security issue has been identified in a Microsoft software product that could affect your system.
FREE
Release Date:
4/22/2013
Security Patch
Security Patch
Security Update for Windows 7 (KB2807986)
A security issue has been identified that could allow an authenticated local attacker to compromise your system and gain control over it.
FREE
Release Date:
3/11/2013
Security Patch
Security Patch
Security Update for Internet Explorer 8 for Windows XP (KB2799329)
This update addresses the vulnerability discussed in Microsoft Security Bulletin MS13-008. To find out if other security updates are available for you, see the Overview section of this page.
FREE
Release Date:
1/14/2013
Security Patch
Security Patch
Security Update for Windows XP (KB2481109)
A security issue has been identified that could allow an unauthenticated remote attacker to compromise your system and gain control over it.
FREE
Release Date:
3/7/2011
Security Patch
Security Patch
Security Update for Windows XP (KB2808735)
A security issue has been identified in a Microsoft software product that could affect your system.
FREE
Release Date:
4/8/2013
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