Glossary

This glossary contains the key terms from the book. All the terms from each chapter’s “Define Key Terms” tasks are defined here.

3-leg perimeter   A type of DMZ where a firewall has three legs that connect to the LAN, the Internet, and the DMZ.

10 tape rotation   A backup rotation scheme in which ten backup tapes are used over the course of two weeks.

802.1X   An authentication technology used to connect devices to a LAN or WLAN. It is an example of port-based network access control (NAC).

acceptable use policy (AUP)   Policy that defines the rules that restrict how a computer, network, or other system may be used.

access control list (ACL)   A list of permissions attached to an object specifying what level of access a user, users, or ...

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