Kerberos Constraint Delegation Fails with ORA-12638 On Linux Platform
(Doc ID 2421596.1)
Last updated on MARCH 03, 2019
Applies to:Advanced Networking Option - Version 184.108.40.206 and later
Information in this document applies to any platform.
Kerberos Constrained Delegation with the latest version of Oracle OCI on Linux fails with "ORA-12638: Credential retrieval failed".
Kerberos authentication works fine for single hop but when double hop (delegation) is configured it (call to OCIServerAttach) fails with "ORA-12638: Credential retrieval failed".
To view full details, sign in with your My Oracle Support account.
Don't have a My Oracle Support account? Click to get started!
In this Document