Hackers and Crackers:
Hackers : A person who illegally breaks into others' computer system is known as hacker. Hacking is a cybercrime.
there are various types of Hackers.
- White hat hackers
- Gray hat hackers
- Black hat hackers
Hackers are computer experts who try to gain unauthorised access to computer systems for stealing and corrupting information.
Most of hackers break into computers for financial benefits. they try to get credit card details or bank account information so that they can steal money.
Hackers have in-depth knowledge of computer programming and can create tools and malicious software for others to break into networks and create problems.
For Exp, a hacker develops software in which a dictionary file is loaded that contains all the dictionary words. When the software is run it tries all the dictionary words one by one as password to hack a computer.
Crackers:
Cracker is a computer user who breaks into computer system without permission using hacking tools for personal gain or damage and commits cyber crimes.
1 Most of crackers do not professionals skills to hack computer system but they have knowledge about using hacking tools.
Crackers break into computers and cause serious damage. they also breaks in to web servers and replace the home page of a website with a page of their own design.
These criminals are dangerous and harder to catch cause they can change their ip address.
For example, a cracker can install a key logger on another users computer through Internet any the criminal can get easily all the data of the Administrator.
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