Kerberos is a trusted third-party authentication system for use on physically
insecure networks. It enables entities communicating over the network to prove
their identity to each other while preventing eavesdropping or replay attacks.
Figure 6-2 shows the three parties involved in the authentication. The Kerberos
system was designed and developed in the 1980s by the Massachusetts Institute
of Technology (MIT) as part of the Athena project. The current version of
Kerberos is Version 5, which is standardized in RFC 1510, The Kerberos
Network Authentication Service (V5).
Figure 6-2 Partners in a third-party authenticat ...
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