1. The document discusses various types of computer crimes and computer criminals, ranging from novice hackers to organized crime rings.
2. Key cases of computer hacking and crimes are outlined, including the Morris worm of 1988, the "141 Hackers" movie from 1983, and Kevin Mitnick's high-profile hacking incidents.
3. Computer crime statistics are presented on the costs of attacks, number of victims, and average financial losses.