Botnets are networks of compromised computers that are controlled remotely and surreptitiously by one or...

Attackers physically visit every victim's computer to infect them with malicious software

Home computers that have security vulnerabilities are prime targets for botnets

Spammers scan the Internet looking for computers that are unprotected and use these "open-doors" to install malicious software

Attackers use phishing or spam emails that contain links or attachments

Attackers use websites to host the bots utilizing Web Browser vulnerabilities