Viruses can track your keystrokes, access your files/let others access your files, damage your computer, etc.
Anti-Virus
- prevents damage when downloading files
- computer viruses
- worm: replicates itself to spread quickly + can send to others
- Trojan horses: looks good but it isn’t
Firewall
- stops the “bad guys” from accessing your computer from outside your house
- device(s) that permit, deny, encrypt, or proxy all computer traffic between different security domains
Useful Maintenance Tips
- automatic updates
- antivirus
- Windows
- turn computer off daily
- saves energy
- clears RAM