ORA-28407
        Operation on external keystore (OKV/KMS) failed with PKCS#11 error string(string).
        
        
        Cause
        The connection to the external keystore (OKV/KMS) may have been lost or another internal error happened at the external keystore.
        Action
        Check the error. For more information on the error, check the trace files and try the following:
- Retry the command. If the error repeats, go to step 2.
- Verify that the external keystore is configured correctly and connected. Retry the command. If the error repeats, go to step 3.
- Ask your Security Officer to close and open the security module. Retry the command. If the error repeats, go to step 4.
- Start the database, if possible. Retry the command. If the error repeats, contact Oracle Support or your vendor for external keystore support.
        
     
    
    
        ORA-28407
        Hardware Security Module failed with PKCS#11 error string(string)
        
        
        Cause
        The Hardware Security Module (HSM) connection may have been lost or another internal HSM error was reached.
        Action
        Check the error. For more information on the error, check the trace files and try the following:
- Retry the command. If the error repeats, go to step 2.
- Verify that the HSM is configured correctly and connected. Retry the command. If the error repeats, go to step 3.
- Ask your Security Officer to close and open the security module. Retry the command. If the error repeats, go to step 4.
- Bounce the database if possible. Retry the command. If the error repeats, contact Oracle Support Services or your HSM vendor's support.
        
     
    
    
        ORA-28407
        Hardware Security Module failed with PKCS#11 error string(string)
        
        
        Cause
        The Hardware Security Module (HSM) connection may have been lost or another internal HSM error was reached.
        Action
        Check the error. For more information on the error, check the trace files and try the following:
- Retry the command. If the error repeats, go to step 2.
- Verify that the HSM is configured correctly and connected. Retry the command. If the error repeats, go to step 3.
- Ask your Security Officer to close and open the security module. Retry the command. If the error repeats, go to step 4.
- Bounce the database if possible. Retry the command. If the error repeats, contact Oracle Support Services or your HSM vendor's support.