Kerberos is an authentication method - Dr Mike Pound explains how it works so neatly. EXTRA BITS: Kerberos Q&A https://www.youtube.com/watch?v=QN4WmZXi4tg https://www.facebook.com/computerphile https://twitter.com/computer_phile This video was filmed and edited by Sean Riley. Computer Science at the University of Nottingham: https://bit.ly/nottscomputer Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com/