The most common types of viruses are:
Computer viruses. Designed to disrupt the activities of the device.
Spyware. Designed to spy on users’ activities.
Trojan horse. Disguised to look like legitimate software.
Bot. Designed to perform a specific operation continuously and automatically.
Bug. A flaw in programming that malicious actors can exploit.
Rootkit. Used to grant unauthorized access to systems.
Worm. Duplicates itself to spread to other computers.
Adware. Automatically delivers annoying advertisements.
Ransomware. Locks away the system or data unless a ransom is paid.