A program made available for free that includes a copy of the lines of programming code that makes it work.
See peer to peer.
A sentence or set of words that can be used in lieu of a password. Passphrases are often used in wireless security.
Fixes or security updates issued by software makers .
Part of a virus that does bad things, such as deleting files, deploying spam, or vandalizing data.
Software created by a publisher that is sold commercially.
peer to peer (P2P)
A network comprised of individual participants that have equal capabilities and duties .
An attack on a domain name server (DNS) that poisons it with incorrect information so web surfers are redirected to sites posing as banking and financial sites that steal their information.
Email or web pop-ups sent by a crook that attempt to fool an individual into sending her personal and/or financial information.
Add-on software that adds features to an existing program.
A virus that rewrites its own code to evade detection.
A type of window that displays an advertisement. A pop-up ad can appear on a computer desktop or during a web-surfing session.
Software that looks for holes in a firewall.
potentially unwanted programs (PUPs)
A term coined by security software company McAfee to describe programs, such as spyware, adware, Trojan Horses, and other malware, that can compromise your privacy and that you might not want on your computer.