Ó 2002 Prentice Hall                                                                     2
Software Sabotage
§  Trojan horse - performs a useful task while also 
    being secretly destructive; time bombs are an example
§
§  Virus - spreads by making copies of itself from
    program to program or disk to disk
§
§  Worm - a program that travels independently
     over computer networks, seeking uninfected sites
Sabotage of software can include:
These are referred to as a virus.