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"No valid certificate with acceptable DN found in the Keychain" pop-up in Endpoint Security Client / Endpoint Security VPN on Mac OS X when connecting with CAPI certificate Technical Level
Symptoms
  • User fails to connect with CAPI certificate on Mac OS X:
    "No valid certificate with acceptable DN found in the Keychain".

  • The user is attempting to connect to the VPN using a *.p12 certificate (which was imported into the Keychain) which was issued by Microsoft CA with the following DN:
    Email=...,CN=...,OU=...,OU=...,OU=...,DC=...,DC=...,DC=...,SerialNum=...

Cause

Endpoint Security Client is searching for "SerialNumber" in the DN. However, the DN in the certificate contains "SerialNum".


Solution
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