Hacking
The process of attempting
to gain or successfully gaining unauthorized access to computer resources for
the purpose of help or secure system is called hacking. Hacking is the
technique in which any one can access and one’s computer without his permission
. A hacker knows all about the operating system and different holes in the
system. Computer hacking is when files on your computer are view created or
edited without your authorization. Hacker can gain complete access to your
computer from any were in the world if your computer is turned ON, unprotected
and has an internet connection.
1. White-Hat Hackers
The good guys
who identify the security weakness of the system or network and inform the
owner about them. A white hat hacker breaks security for no-malicious reason,
perhaps to test their own security system or while working in a security
company which makes security software. White –hat hacker is also referred to as
the ethical hacker.
2. Black Hat Hacker
A black hat is the villain or bad guy, who crash into
victim’s security to steal information and destroy the victims security
network. Black hat hacker is also known as cracker. Black hat hacker break into
secure networks to destroy data.
3. Grey Hat
Hackers
Grey hat hacker is
the combination of black hat hacker and a white hat hacker .A grey hat hacker may
surf the internet and hack into a computer system for the sole purpose of
notifying the administrator that their system has a security defect, for
example. Then they may offer to correct the defect for a fee.