Backups are essential to safely recover from virus infections. Virus Alert Messages are sent out to inform the University Community about computer viruses that pose an immediate significant threat to the integrity of University computer systems. Also, do not use your computer or share data from your computer until Help Desk personnel give you the OK to do so. Unlike many other viruses, macro viruses infect documents rather than programs. The Worm A worm is a virus, which reproduces by copying itself over and over again.
Worms generally use networks to spread.
This has a disruptive effect on the networks and host computers as this reproductive process uses up more and more computing space in memory as well as wasting valuable processing time. The Trojan Horse The Trojan Horse masquerades as a legitimate program that appears to be useful, while hiding malicious code. When a person attempts to open and use the program, the virus is activated. The Code Bomb contains dormant malicious code that is later triggered by specific circumstances. Typical triggers are specific dates or a certain number of system starts.