Definition: A computer virus is a malicious software program loaded onto a user’s computer without the user’s knowledge and performs malicious actions. Description: The term 'computer virus' was first ...

A computer virus is a type of malware that acts as a malicious code that attaches itself to legitimate files or applications, enabling it to replicate and spread to other systems, similar to how a ...

Definition: A computer worm is a malicious, self-replicating software program (popularly termed as 'malware') which affects the functions of software and hardware programs. Description: It fits the ...

A little background The first computer virus was named Creeper, created in 1971 by Robert Thomas, a programmer at BBN Technologies (Bolt Beranek and Newman Inc., which later became part of Raytheon).

While the first computer virus (Creeper) was released on the ARPANET as a harmless experiment, the first computer virus to be released in the wild didn't have malicious intent either.