Malware comes in many forms including viruses, trojans, worms, spyware and adware. It can be installed by downloading unknown programs or visiting malicious websites. It is important to keep antivirus software updated, use firewalls, be wary of emails requesting personal information, and avoid downloading files from unknown senders to protect against malware. Antivirus software provided to university affiliates provides effective protection against viruses and other malware if regularly updated. Personal information posted publicly can be used by scammers for social engineering and phishing attacks.