Free wireless hotspots is a huge security and privacy threat since hackers have the tools to really make life difficult. Check out the video below.

Information Security Policy

Personnel Security Policy

Identity Theft

limewire

peer-to-peer file-sharing

Security researchers are discovering serious vulnerabilities in the Mac OS X system. Even though we have not seen specific malware to exploit these vulnerabilities

they do exist in the labs and technical papers as proof of concepts.

Denial of Service (DoS) attacks

Man-in-the-middle attacks

War driving