Microsoft Security Advisory (2854544)

ronjor · Jun 11, 2013

Update to Improve Cryptography and Digital Certificate Handling in Windows

Published: Tuesday, June 11, 2013

Version: 1.0
General Information
Executive Summary

Microsoft is announcing the availability of an update as part of ongoing efforts to improve cryptography and digital certificate handling in Windows. Over the course of months, Microsoft will continue to announce additional updates via this advisory, all aimed at bolstering the Windows cryptography and certificate handling infrastructure in response to an evolving threat environment.

Recommendation. Microsoft recommends that customers apply the current update at the earliest opportunity. Please see the Current Update section of this advisory for more information.
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http://technet.microsoft.com/en-us/security/advisory/2854544

ronjor · Aug 13, 2013

Updates to Improve Cryptography and Digital Certificate Handling in Windows

Published: Tuesday, June 11, 2013 | Updated: Tuesday, August 13, 2013

Version: 1.1
General Information
Executive Summary

Microsoft is announcing the availability of updates as part of ongoing efforts to improve cryptography and digital certificate handling in Windows. Microsoft will continue to announce additional updates via this advisory, all aimed at bolstering the Windows cryptography and certificate handling infrastructure in response to an evolving threat environment.
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Available Updates and Release Notes

The updates released on August 13, 2013:

Microsoft released an update (2862966) for all supported editions of Windows Vista, Windows Server 2008, Windows 7, Windows Server 2008 R2, Windows 8, Windows Server 2012, and Windows RT. The update is offered via automatic updating and through the Microsoft Update service for all affected software. The update is also available on the Download Center as well as the Microsoft Update Catalog for all affected software except for Windows RT. The update provides a framework to help improve management of certificates that use specific cryptographic and hashing algorithms in Microsoft Windows. This update does not restrict the use of certificates by itself, but may be a prerequisite for later updates that do restrict the use of certificates. For more information and for currently known issues that customers may experience when installing this update, see Microsoft Knowledge Base Article 2862966.
Microsoft released an update (2862973) for all supported editions of Windows Vista, Windows Server 2008, Windows 7, Windows Server 2008 R2, Windows 8, Windows Server 2012, and Windows RT. At this time the update is available only from the Download Center for all affected software except for Windows RT. The update restricts the use of certificates with MD5 hashes. For more information, see Microsoft Security Advisory 2862973. The 2862966 update is a prerequisite for this update.
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https://technet.microsoft.com/en-us/security/advisory/2854544

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Microsoft Security Advisory (2854544)

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