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Kerberos 5 Implementations

Kerberos is a client-server network authentication protocol which works on the basis of tickets to enable nodes communicating over a non-secure network to mutually prove their identity to one another in a secure manner. There are a number of free implementations of Kerberos 5. These include: MIT Kerberos (The original) Heimdal GNU Shishi Both Microsoft Windows and Sun’s Java come with implementations of Kerberos. See RFC 4120 for full details of the Kerberos v5 Network Authentication Service.

Enable YubiKey Authentication on Fedora 14

This post discusses how a YubiKey works and describes how to use it to provide two-factor authentication on Fedora 14.