526 Appendix B · Glossary Virus generator program A program that generates viruses, rather than being a virus itself. Vishing The use of VoIP as a vector for phishing attacks: for example, by directing the victim to a spoofed phone number to verify sensitive data. VoIP Voice over IP: telephony and related services that work over the Internet rather than over older messaging media and protocols. WeaponX Kernel based rootkit for OS X WildList A list of viruses known to be "In the Wild", compiled each month by volunteers, using reports from antivirus researchers world-wide.The test set that underpins it is, at least in part, the basis of most competent AV detection tests. WildList Organization The organization that compiles the WildList: see http://www.wildlist.org. Worm Worms replicate, but don't attach themselves to a host program. In the words of Simon Wildlake, as "viruses infect, worms infest." Zombie A compromised system controlled remotely and maliciously, especially as a component of a botnet.