1. This document discusses various types of computer crimes and illegal acts, including unauthorized access to computer systems, networks, and data through hacking, cracking passwords, and software tools used by hackers. 2. Common computer crimes mentioned are illegal interception of data communications, interference with computer systems and data through viruses, Trojan horses, logic bombs, and denial of service attacks. 3. The document provides examples of computer-related offenses in Thailand and links to additional resources on cybercrime law.