Why am I getting "KrbException: Invalid argument (400) - Cannot find key of appropriate type to decrypt AP REP - RC4 with HMAC"?
Issue
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I’m configuring Kerberos authentication for RH-SSO, but I received "KrbException: Invalid argument (400) - Cannot find key of appropriate type to decrypt AP REP - RC4 with HMAC" when I test Kerberos authentication. What is the issue?
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Facing issues while configuring RH SSO Operator 7.6 on Openshift 4.x , SPNEGO login failed: java.security.PrivilegedActionException: GSSException: Failure unspecified at GSS-API level (Mechanism level: Invalid argument (400) - Cannot find key of appropriate type to decrypt AP-REQ - AES256 CTS mode with HMAC SHA1-96)
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After upgrading from RH-SSO to RHBK, Kerberos authentication stop working with the error above
Environment
- Red Hat Single Sign On (RH-SSO)
- 7.x
- Red Hat Build of Keycloak (RHBK)
- 22.0
- 24.0
- 26.x
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