Antivirus software (abbreviated to AV software), also known as anti-malware, is a computer program used to prevent, detect, and remove malware.
Antivirus software was originally developed to detect … See more

In 1987, Frederick B. Cohen demonstrated that the algorithm which would be able to detect all possible viruses can't possibly exist (like the algorithm which determines whether or not the … See more

Antivirus software has some drawbacks, first of which that it can impact a computer's performance.
Furthermore, inexperienced users can be lulled into a false … See more

According to an FBI survey, major businesses lose $12 million annually dealing with virus incidents. A survey by Symantec in … See more

1971–1980 period (pre-antivirus days)
The first known computer virus appeared in 1971 and was dubbed the "Creeper virus". This computer virus infected Digital Equipment Corporation See more

Unexpected renewal costs
Some commercial antivirus software end-user license agreements include a clause that the subscription will be automatically renewed, and the purchaser's credit card automatically billed, at the renewal time without explicit … See more

Antivirus software running on individual computers is the most common method employed of guarding against malware, but it is not the only … See more