Knowledgebase: SSL Technical FAQs
CryptAcQuireCertificatePrivateKey failed

'You have a private key that corresponds to this certificate but CryptAcQuireCertificatePrivateKey failed'

1. Set the correct permission for Machinekey folder C:\Documents and Settings\All Users\Application Data\Microsoft\Crypto\RSA\MachineKeys

2. Add administrator and system Full Control Permissions.

3. Restart IIS

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