Kerberos Authentication (Part 1) MIT Kerberos authentication using Apache server. Check Part 2 for the actual implementation. 00:36 Understanding why we need it 01:58 Kerberos Authentication - how 02:03 Realm 03:33 KDC - Key distribution center 04:13 Principals 10:06 TGT transaction 11:45 Service ticket transaction Related links Medium post - Part 2 - Connect with me in LinkedIn at Visit for more info.