Classification of Computer viruses
Viruses can be
classified in a number of ways. One way of classifying them is as follows:
Environment
File
Viruses
♦ Overwriting virus
♦ Parasitic virus or Cavity
(space-filler) virus
♦ Companion virus
♦ File worms
♦ Link viruses or cluster
viruses
♦ Source code viruses (OBJ,
LIB viruses)
♦ Tunneling viruses
♦ Camouflage virus
Boot
viruses
♦ Parity boot
♦ Boot-and-file virus
♦ System sector virus
Macro
Viruses
Network
Viruses
VB
worms
Operating
system (OS)
Different
algorithms of work
Terminate
and stay resident (TSR) virus
Stealth
Algorithm
Armored
virus
Polymorphic
or self-encrypting capabilities
Logic
bombs
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