6027-3726 [E] Key 'keyID:rkmID' could not be fetched. Bad certificate.
Explanation
The key could not be fetched from the remote key management
(RKM) server because of a problem with the validation of the certificate.
User response
Verify the steps used to generate the server and client certificates. Check whether the NIST settings are correct on the server. If this does not resolve the issue, contact the IBM® Support Center.