Terms

• DBM: File format that contains hashed key value pairs.
• cron job: From Chronological Job: A scheduled command that is run periodically at a set time.
• Kerberos: System for making secure connections across a network.
• make: Utility for automatically executing commands based on the age of files. Typically used to maintain compiled versions of source code but can readily be used to maintain any system where files can be viewed to be dependent on the revision of other files.
• vi: The generic text editor for Unix.
• vim: "Vi IMproved, a programmers text editor". An extended version of the vi editor that amongst other things creates lock files for files that are being edited.
• ssh: Secure SHell. An suite that allows for encrypted shell and other data transfer between hosts.
• SSL: Secure Sockets Layer. Library that provides authentication and encryption for data transfer.