Hacker and its type

A: hacker is person who find weakness in computer system to gain access.
                 
                      OR

   Hacker is a person who find unknown future in computer system or computer network.
                     

NOTE::
      All hacker are not criminal. Hacker are of three types.
      1. White hat hacker             2.Black hat hacker
      3. Gray hat hacker.



1. White hat hacker:

                    A hacker who find weakness in computer and try to fix it...


2.Black hat hacker:

                    A  Hacker who find weakness in computer and because of these weakness he gain access                    to your computer
                    And steal your information.....

3.Gray hat hacker:

                   A hacker who can do both work of white and black hat hacker with the passage of time....