Computer Virus Antivirus
Trojan Horse Worm
Ransomware

 

A software program designed to detect, prevent, and remove computer viruses and other malicious software. A type of malicious software that can replicate itself and spread to other computers.
A self-replicating program that spreads across computer networks and can cause harm by consuming system resources or deleting files. A type of malware that disguises itself as a legitimate program but performs malicious activities in the background.
A type of malware that encrypts files on a victim's computer and demands a ransom in exchange for the decryption key.