WIF Error: ID1039

ID1039: The certificate’s private key could not be accessed. Ensure the access control list (ACL) on the certificate’s private key grants access to the application pool user.

Give READ permission to the group IIS_IUSRS to the files located at:


Original solution to this problem found here.


About Larry Louisiana

I'm a Microsoft Partner Consultant.
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2 Responses to WIF Error: ID1039

  1. Pingback: WIF Errors & Fixes Index | Ely Bob's space

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