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Table Of Contents  CertiGuide to Security+
 9  Glossary

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P-Q
(Page 1 of 2)

Packet sniffing

Think wire tapping for network traffic.

http://www.surasoft.com/tut/packsniffing.htm

Pad

To fill put characters in empty space to fill a required length

http://inews.webopedia.com/TERM/P/pad_character.html

PAP (Password Authentication Protocol)

Name and password are transmitted and checked against a table of authorized users. Done in clear text. Refer to CHAP

http://inews.webopedia.com/TERM/P/PAP.html

PAT (Port Address Translation)

Used in conjunction with NAT. Each computer on the private side is translated to a single public IP address, and is given a different port assignment to keep requests correctly mapped

http://inews.webopedia.com/TERM/P/PAT.html

Patch

An interim fix to an error in a program

http://inews.webopedia.com/TERM/p/patch.html

PBX (Private Branch Exchange)

A mini telephone system with more internal users (extensions) than outside lines

http://inews.webopedia.com/TERM/P/PBX.html

PGP (Pretty Good Privacy)

An encryption system based on the Public/Private key system

http://inews.webopedia.com/TERM/P/Pretty_Good_Privacy.html

Ping Of Death

A type of DoS. Refer to DoS

http://searchsecurity.techtarget.com/sDefinition/0,,sid14_gci822096,00.html

http://ftp.arl.mil/~mike/ping.html


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