Security updates & tools

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Get the latest updates for your PC at Microsoft Update.
Microsoft Update
Protect your PC from viruses, spyware, and other malicious software.
Microsoft Security Essentials
Download security tools, toolkits, and guides.
Download security tools
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Security Patch
Security Patch
This DVD5 ISO image file contains the security updates for Windows released on Windows Update on October 9, 2012.
FREE
Release Date:
10/9/2012
Security Patch
Security Patch
This DVD5 ISO image file contains the security updates for Windows released on Windows Update on August 14, 2012.
FREE
Release Date:
8/13/2012
Security Patch
Security Patch
This DVD5 ISO image file contains the security updates for Windows released on Windows Update on November 8, 2011.
FREE
Release Date:
11/7/2011
SDK
SDK
This sample contains three examples for supporting new security features and controlling access to those features using the Microsoft Project Server security system.
FREE
Release Date:
4/30/2003
Security Patch
Security Patch
This DVD5 ISO image file contains the security updates for Windows released on Windows Update on December 11, 2012.
FREE
Release Date:
12/11/2012
Security Patch
Security Patch
This DVD5 ISO image file contains the security updates for Windows released on Windows Update on March 9th, 2010.
FREE
Release Date:
3/8/2010
Security Patch
Security Patch
This DVD5 ISO image file contains the security updates for Windows released on Windows Update on March 13, 2012.
FREE
Release Date:
3/13/2012
Document
Document
...overlap between compliance and software security. At first glance, this overlap is limited to the specific software security requirements posed in standards such...DSS. In practice however, software security and IT compliance are deeply intertwined...
FREE
Release Date:
5/15/2012
Document
Document
This article includes information about security enhancements in Windows Vista and how Microsoft used the Security Development Lifecycle to increase the security of the Windows operating system.
FREE
Release Date:
5/15/2007
Document
Document
The Internet Explorer 8 Security Guide provides instructions and recommendations to help strengthen the security of desktop and laptop computers running Windows® Internet Explorer® 8.
FREE
Release Date:
5/4/2011
Document
Document
This white paper provides information about managing Internet Explorer Enhanced Security Configuration so that users and administrators can access trusted resources and Web sites on a corporate intranet and on the Internet...
FREE
Release Date:
5/5/2003
Security Patch
Security Patch
This DVD5 ISO image file contains the security updates for Windows released on Windows Update on June 11, 2013.
FREE
Release Date:
6/10/2013
Document
Document
Build a security awareness program in your organization today with the Microsoft Security Awareness Toolkit
FREE
Release Date:
2/25/2010
Application
Application
The Microsoft Baseline Security Analyzer provides a streamlined method to identify missing security updates and common security misconfigurations. MBSA 2.1.1 is a minor upgrade to add support for Windows 7 and Windows Server 2008 R2.
FREE
Release Date:
11/4/2009
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
Document
Document
The Security Configuration Wizard documentation set contains deployment, extensibility options and troubleshooting tips to assist you in running SCW.
FREE
Release Date:
2/1/2006
Document
Document
This whitepaper provides an overview of the security practices and technology that support enterprise-grade security in Microsoft Office 365 for businesses of all sizes.
FREE
Release Date:
4/1/2013
Document
Document
This Solution Accelerator provides instructions and recommendations to help strengthen the security of computers running the Hyper-V role on Windows Server® 2008. It covers three core topics: hardening Hyper-V, delegating...
FREE
Release Date:
3/30/2009
Document
Document
The Effective Security Practices Whitepaper Series
FREE
Release Date:
2/25/2010
Document
Document
Microsoft® Forefront™ Client Security provides unified malware protection for business desktops...into threats and vulnerabilities, Microsoft Forefront Client Security helps protect your business with confidence and efficiency.
FREE
Release Date:
5/1/2007
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