Kerberos Introduction
*Network authentication protocol
*Works based on tickets and key exchange mechanism
*Provides strong security on a non-secure network
*Developed by MIT
*Only provided protocol
*Should be integrated with external LDAP Server like AD or OPENLDAP
How to work with Kerberos ticket.
1. Keytab Used service keytab to connect to it
this ticket or keytab are in location cd /var/run/cloudera-scmagent/process
2. To Get ticket for specific user
Add user to kerborose database
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