This document discusses the history and types of hacking. It begins with the origins of hacking at MIT in the 1960s and explores white hat, grey hat, and black hat hacking. Various types of hacking are defined, including website, network, email, and password hacking. Famous hackers like Gary McKinnon, LulzSec, and Adrian Lamo are profiled. Reasons hackers engage in hacking activities and ways to secure data from hacking are presented. Both advantages and disadvantages of hacking are acknowledged before concluding.