Domain users shows Kerberos ticket Cache type as Keyring : Ticket cache: KEYRING: during logging in to the system even though it is set under the /tmp location in the krb5.conf .

Issue

• Issue with "keytab Cache dir ( why it is showing "kernal keyring if user has set the ticket cache file under /tmp)

[root@example ~]# klist
Ticket cache: FILE:/tmp/krb5cc_0
Default principal: user@EXAMPLE.NET

Valid starting       Expires              Service principal
08/17/2020 15:11:40  08/18/2020 01:11:40  krbtgt/test@EXAMPLE.NET
        renew until 08/24/2020 15:11:35
[root@examplel ~]# su - user

[user@examplel ~]$ klist
Ticket cache: KEYRING:persistent:10128761:10128761
Default principal:`user@EXAMPLE.NET`

Valid starting       Expires              Service principal
08/17/2020 15:16:52  08/18/2020 01:16:52  krbtgt/user@EXAMPLE.NET
        renew until 08/24/2020 15:16:50