Types of malware
Malware can take many forms, each with its own distinct capabilities and objectives. Some common types of malware include the following:
- Viruses: Malware that attaches itself to legitimate files and programs and spreads by infecting other files. Viruses can cause damage by corrupting or destroying data. Examples include ILOVEYOU, Mydoom, and Anna Kournikova.
- Worms: Malware that copies itself and spreads through networks by taking advantage of security holes to infect other connected systems. Examples include Blaster, Mydoom, and Slammer.
- Trojans: Malicious software that looks like legitimate files or programs. Once installed, Trojans can let cybercriminals in without permission, which can lead to data theft, espionage, or more damage. Examples are Zeus (designed to steal financial information such as credit or debit cards), SpyEye (targets online banking information), and Poison Ivy (controls the victim machine remotely).
- Ransomware: Malware that...