The computer Virus is the most infamous type of malware. It is a self replicating program that infects a system without authorization.
A virus is often transmitted via an e-mail but can also be distributed through various storage mediums such as flash drive. Once installed, it will execute itself, infect system files, and attempt to propagate to other systems.
The impact of a virus ranges widely from slow system performance to wiping out every files on your computer.
Similar to the mythical wooden horse used by the Greeks to invade Troy, the Trojan horse is very deceptive program that appears harmless but is actually one of the most dangerous types of malware on a website. It may arrive as a friendly email attachment or present itself as a useful application on a website.
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security