Question

Difference between computer viruses and computer worms?

Answer 1

• The primary difference between a virus and a worm is that viruses must be triggered by the activation of their host; whereas worms are stand-alone malicious programs that can self-replicate and propagate independently as soon as they have breached the system.

Answer 2

Answer:

1st point

Viruses  is a malicious program that spreads using a propagation technique that generally requires intervention,and always possess a malicious intent

whereas ,

Worms has ability to self propagate and may or may not have malicious intent computer worm is a program that self- propagates across a network exploiting security and policy flaws.

2nd point

Viruses needs hosts.

whereas,

worms do not hosts.

3rd point

Virus can spread slower than worm.

whereas ,

worms can spread quicker than virus.

4th point

Virus example : Stealth virus ,Self modified virus

whereas ,

Worm example : email worm,Multi-vector worm