CertiGuide to Security+  9  Glossary

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PKI (Public Key Infrastructure)

A registration authority for authenticating the validity of each party in a transaction

http://www.webopedia.com/TERM/P/PKI.html

A characteristic of some viruses which makes them 'look' different, making the virus more difficult to detect

http://hostingworks.com/support/dict.phtml?foldoc=polymorphism

http://www.computeruser.com/resources/dictionary/definition.html?lookup=5288

The process of reviewing a host for ports

http://www.webopedia.com/TERM/P/port_scanning.html

How computer connect, as opposed to the older SLIP protocol. Operates in Layer 2 (Data Link) layer of the OSI model

http://www.webopedia.com/TERM/P/PPP.html

http://www.webopedia.com/TERM/S/SLIP.html

Developed by Microsoft and U.S Robotics to create tunneling (secure) connections as opposed to direct dial (toll) calls. PPTP uses Port 1723

http://www.webopedia.com/TERM/P/PPTP.html

http://support.microsoft.com/default.aspx?scid=KB;EN-US;q164601&

An encryption key known only to the owner Refer to asymmetric, public key, PKI

http://searchsecurity.techtarget.com/sDefinition/0,,sid14_gci212830,00.html

The task manager in Windows, or the ps command in *nix. Trojan horse programs attempt to hide from these commands

http://www.bsu.edu/ucs/article/0,1299,6313~4489~1985,00.html

http://www.uwsg.iu.edu/usail/external/recommended/Xsecure.html

The key that is used to decode messages sent by an owner of a private key or can be used to encode a message to a owner of a private key. Refer to Asymmetric, PKI, private key

http://searchsecurity.techtarget.com/sDefinition/0,,sid14_gci212845,00.html

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