Worm A worm is a stand-alone malware software that transmits itself over a network to infect other computers and can copy itself without infecting files. These definitions lead to the observation that a virus requires the user to run an infected software or operating system for the virus to spread, whereas a worm spreads itself.
Worm A worm is a stand-alone malware software that transmits itself over a network to infect other computers and can copy itself without infecting files These definitions lead to the observation that a virus requires the user to run an infected software or operating system for the virus to spread, whereas a worm spreads itself.