This document discusses hacking and famous hackers. It provides details about Gary McKinnon, a hacker who infiltrated 97 US military and NASA computers to find information about UFOs. It also discusses Hamza Bendelladj, an Algerian hacker who stole money from US banks, and Adrian Lamo, a hacker who hacked into Yahoo, Microsoft and The New York Times before turning in Wikileaks source Bradley Manning to the FBI. The document also provides overviews of the hacking group Anonymous and common hacking tools like Kali Linux, John the Ripper, and Metasploit.