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Get the latest updates for your PC at Microsoft Update.
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Protect your PC from viruses, spyware, and other malicious software.
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Download security tools, toolkits, and guides.
Download security tools
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Security Patch
Security Patch
This update addresses the vulnerability discussed in Microsoft Security Bulletin MS12-063. To find out if other security updates are available for you, see the Additional Information section at the bottom of this page.
FREE
Release Date:
9/20/2012
Security Patch
Security Patch
A security vulnerability exists in Microsoft PowerPoint 2000 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
5/11/2009
Document
Document
This white paper describes how the role-based security artifacts work together.
FREE
Release Date:
5/28/2013
Document
Document
Download the patterns & practices Security Engineering approach which describes the specific security-related activities to integrate into your software engineering process.
FREE
Release Date:
10/18/2005
Security Patch
Security Patch
A security vulnerability exists in Microsoft PowerPoint 2010, 64-Bit Edition that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
4/11/2011

The new Norman Security Suite 10 Pro provides all the protection you need to stay secure on the Web. Completely redesigned with simplicity in mind, Norman Security Suite Pro is smarter and more secure than ever. Improved threat identification, blocking and cleaning tools ensure that you’re fully...
FREE
Release Date:
1/1/0001
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office PowerPoint 2007 that could allow arbitrary code to run when a maliciously modified document is opened. This update resolves that vulnerability.
FREE
Release Date:
8/8/2008
Security Patch
Security Patch
A security vulnerability exists in Microsoft PowerPoint 2003 that could allow arbitrary code to run when a maliciously modified document is opened. This update resolves that vulnerability.
FREE
Release Date:
2/4/2010
Security Patch
Security Patch
A security vulnerability exists in Microsoft PowerPoint 2010, 32-Bit Edition that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
4/11/2011
Document
Document
Microsoft IT discusses the next generation of networking features in Windows Server 2008 and the network security solution scenarios these features enable.
FREE
Release Date:
5/13/2008
Security Patch
Security Patch
Microsoft has released a patch that eliminates a security vulnerability that lies in Microsoft® Windows Media Player (WMP) 7 but primarily affects e-mail applications.
FREE
Release Date:
9/25/2000
Document
Document
Addressing a Commercial Grade Operating System Security Functional Requirement Set with Windows Vista and Server 2008
FREE
Release Date:
12/29/2008
Security Patch
Security Patch
Microsoft has released a patch that eliminates a security vulnerability in Microsoft® Windows Media™ Services. The vulnerability could allow a malicious user to prevent an affected server from providing useful service.
FREE
Release Date:
9/4/2000
Security Patch
Security Patch
Microsoft has released a patch that eliminates a security vulnerability in Microsoft® Windows® Media Encoder, which ships as a component of the Windows Media Technologies.
FREE
Release Date:
6/12/2000
Security Patch
Security Patch
Microsoft has released a patch that eliminates a denial of service vulnerability in Microsoft® Windows Media™ License Manager.
FREE
Release Date:
3/7/2000
Security Patch
Security Patch
An identified security issue in Microsoft Windows Media Player 7.0 and Windows Media Player for XP that could enable an attacker to read files or run programs on a computer. You can help protect your computer by installing this update from Microsoft.
FREE
Release Date:
5/6/2003
Security Patch
Security Patch
An identified security issue in Microsoft Windows Media Player 7.0 and Windows Media Player for XP that could enable an attacker to read files or run programs on a computer. You can help protect your computer by installing this update from Microsoft.
FREE
Release Date:
5/6/2003
Security Patch
Security Patch
This update addresses the vulnerability addressed in Microsoft Security Bulletin MS03-041. Find out about more recent critical updates in the Overview section.
FREE
Release Date:
10/14/2003
Security Patch
Security Patch
This update addresses the vulnerability addressed in the Microsoft Windows Security Bulletin MS03-041. To find out if more recent security updates are available for you, see the Overview section of this page.
FREE
Release Date:
10/14/2003
Security Patch
Security Patch
A security issue has been identified in Microsoft® Windows® that could allow an attacker to see information in your computer’s memory over a network.
FREE
Release Date:
9/3/2003
Security Patch
Security Patch
A security vulnerability exists in the Snapshot Viewer that could allow arbitrary code to run when you open a maliciously modified web page or document. This update resolves that vulnerability.
FREE
Release Date:
8/8/2008
Security Patch
Security Patch
A security issue has been identified in the SQL Server 2012 RTM that could allow an attacker to compromise your system and gain control over it.
FREE
Release Date:
10/8/2012
Document
Document
The 2007 Microsoft Office Security Guide provides prescriptive Group Policy setting and security configuration recommendations to help strengthen the security of computers running the 2007 Microsoft Office release on computers that run Windows Vista or Windows XP in domain–based environments.
FREE
Release Date:
4/27/2009
Security Patch
Security Patch
Microsoft has released a patch that eliminates a security vulnerability in Microsoft® Windows Media™ Player 6.4. This vulnerability could potentially enable a malicious user to cause a program of his choice to run on another user’s computer.
FREE
Release Date:
11/21/2000
Security Patch
Security Patch
Microsoft has released a patch that eliminates a security vulnerability in Microsoft® Windows Media™ Player 7. This vulnerability could potentially enable a malicious user to cause a program of his choice to run on another user’s computer.
FREE
Release Date:
2/11/2001
Security Patch
Security Patch
A security issue has been identified in Microsoft® Windows® that could allow an attacker to see information in your computer’s memory over a network.
FREE
Release Date:
9/3/2003
Security Patch
Security Patch
A security issue has been identified in the SQL Server 2008 Service Pack 2 that could allow an attacker to compromise your system and gain control over it.
FREE
Release Date:
10/8/2012
Security Patch
Security Patch
A security issue has been identified in the SQL Server 2008 Service Pack 2 that could allow an attacker to compromise your system and gain control over it.
FREE
Release Date:
10/8/2012
Security Patch
Security Patch
This update addresses the vulnerability addressed in Microsoft Security Bulletin MS03-043. Find out about more recent critical updates in the Overview section.
FREE
Release Date:
10/14/2003
Security Patch
Security Patch
This update addresses two security vulnerabilities that are related to each other only by the fact that they both affect Windows Media Player.
FREE
Release Date:
5/21/2001
Document
Document
Security Considerations for Client and Cloud Applications
FREE
Release Date:
11/5/2010
Security Patch
Security Patch
This update addresses the vulnerability addressed in Microsoft Security Bulletin MS03-041. Find out about more recent critical updates in the Overview section.
FREE
Release Date:
10/14/2003
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office 2000 that could allow arbitrary code to run when a maliciously modified document is opened. This update resolves that vulnerability.
FREE
Release Date:
6/8/2009
Security Patch
Security Patch
A security vulnerability exists in Microsoft PowerPoint Viewer 2007 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves the vulnerability so that Microsoft PowerPoint Viewer 2007 documents are handled appropriately.
FREE
Release Date:
5/12/2009
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office 2000 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
3/10/2008
Security Patch
Security Patch
A security vulnerability exists in Microsoft Project 2000 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
4/7/2008
Document
Document
Most security vulnerabilities exist at the application layer, not the network layer. Microsoft IT's ACE team has developed best practices for securing applications and shares the process, lifecycle, and approach they take in reviewing applications for security compliance.
FREE
Release Date:
5/12/2011
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office Visio 2007 that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves this vulnerability.
FREE
Release Date:
2/2/2009
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office Excel Viewer that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
4/10/2009
Security Patch
Security Patch
A security vulnerability exists in Microsoft Office Excel Viewer that could allow arbitrary code to run when a maliciously modified file is opened. This update resolves that vulnerability.
FREE
Release Date:
11/9/2009
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