Denied Access to Encrypted Files After You Change Your Password

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Article ID: 316994 - View products that this article applies to.
This article was previously published under Q316994
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SYMPTOMS

Under the following conditions, you may not be able to obtain access to your encrypted files:
  • You logged on to your computer in a workgroup or in a Microsoft Windows NT 4.0 domain.
  • You encrypted files on your local computer by using a local user account or a domain user account in the Microsoft Windows NT 4.0 domain.
  • You have changed your password.
  • You have logged on to your computer by using cached credentials when your computer is not on the network.

RESOLUTION

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
   Date         Time   Version      Size     File name
   ----------------------------------------------------
   05-Feb-2002  22:56  5.1.2600.28  653,824  Lsasrv.dll       
   05-Feb-2002  22:55  5.1.2600.28  100,352  Msv1_0.dll        

For additional information about a related hotfix, click the following article number to view the article in the Microsoft Knowledge Base:
331333 User cannot gain access to certificate functionality after password change or when using a roaming profile

WORKAROUND

To work around this problem, change your password back to the old password to obtain access to your encrypted files.

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

Properties

Article ID: 316994 - Last Review: October 27, 2006 - Revision: 2.7
APPLIES TO
  • Microsoft Windows XP Home Edition
  • Microsoft Windows XP Professional
Keywords: 
kbautohotfix kbhotfixserver kbqfe kbbug kbenv kbfix kbsecurity kbui kbwinxpsp1fix KB316994

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