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SECUR Exam Cram™ 2 (Exam 642-501) by Ken Edelman, Raman Sud

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Glossary

AAA

Authentication, authorization, and accounting.

accounting

Tracking and logging what a user does once he is authenticated.

ACE (access control entry)

The permit or deny statement within an access list. ACLs can contain one or more ACEs.

ACK

The final packet in TCP's three-way handshake used to establish a connection between peers.

ACL (access control list)

A list kept by routers to control access to or from the router for a number of services.

administrative access

Character mode access to a router's aux, CTY, TTY, or VTY ports.

atomic signature

Requires only one packet to be inspected to identify an alarm condition.

attack signature

Detects attacks attempted into the protected network, such as denial-of-service (DoS) attempts or the execution ...

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