This document defines personal information and provides examples of personal information that should not be shared online. It also discusses types of malware like viruses, Trojan horses, and spyware that can harm computers. Tips are provided for identifying spam emails and protecting computers from malware, which includes keeping anti-virus software up to date and installing a firewall. Cyber crimes that involve distributing malware, spreading misinformation, hacking, identity theft, cyberbullying, and script kiddie hacking are also outlined.