Error message when you run the Encrypting File System (EFS) Wizard to create a self-signed certificate that is stored on a smart card in Windows Vista Service Pack 1 and in Windows Server 2008: "No valid certificates found"
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On a Windows Vista Service Pack 1 (SP1)-based or Windows Server 2008-based computer, you run the Encrypting File System (EFS) Wizard to create a self-signed certificate that is stored on a smart card. However, the EFS Wizard cannot read the self-signed certificate. Additionally, the EFS Wizard returns the following error message:
No valid certificates found
Note The "More information" section provides more information about how to use the EFS Wizard.
SmartcardCredentialProvider.dll assumes that the default key container name for an EFS certificate is as follows:
The problem that is described in this article occurs if the smart card does not support this default key container.
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. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.
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, contact 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:
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.
Important Windows Vista and Windows Server 2008 hotfixes are included in the same packages. However, only one of these products may be listed on the “Hotfix Request” page. To request the hotfix package that applies to both Windows Vista and Windows Server 2008, just select the product that is listed on the page.
To apply this hotfix, you must have Windows Server 2008 or Windows Vista SP1 installed on the computer.
You do not have to restart the computer after you apply this hotfix.
Hotfix replacement information
This hotfix does not replace any other previously released hotfixes.
To use this hotfix, you do not have to make any changes to the registry.
The English version of this hotfix has the file attributes (or later file attributes) 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 item in Control Panel.
Windows Server 2008 and Windows Vista note
The MANIFEST files (.manifest) and MUM files (.mum) installed for each environment are listed separately. MUM and MANIFEST files, and the associated security catalog (.cat) files, are critical to maintaining the state of the updated component. The security catalog files (attributes not listed) are signed with a Microsoft digital signature.
For all supported 32-bit versions of Windows Server 2008 and of Windows Vista
For all supported 64-bit versions of Windows Server 2008 and of Windows Vista
For all supported Itanium-based versions of Windows Server 2008
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about how to use a smart card for file encryption, visit the following Microsoft Web site:
Windows Server 2008 Datacenter without Hyper-V, Windows Server 2008 Enterprise without Hyper-V, Windows Server 2008 Standard without Hyper-V, Windows Server 2008 Datacenter, Windows Server 2008 Enterprise, Windows Server 2008 Standard, Windows Server 2008 for Itanium-Based Systems, Windows Vista Enterprise 64-bit Edition, Windows Vista Home Basic 64-bit Edition, Windows Vista Home Premium 64-bit Edition, Windows Vista Ultimate 64-bit Edition, Windows Vista Business, Windows Vista Business 64-bit Edition, Windows Vista Enterprise, Windows Vista Home Basic, Windows Vista Home Premium, Windows Vista Ultimate