What is Kerberos Authentication Protocol? Kerberos is a network authentication protocol originally developed by MIT in the 1980s to secure data communications in a client-server environment. Drawing its name from the mythological three-headed dog, Cerberus, who guards the gates of the Underworld, the Kerberos protocol acts as a guardian for computer networks, protecting access to … Continue reading What is Kerberos Authentication Protocol? How does it work?