Types of hackers A Hacker is a person who finds and exploits the weakness in computer systems and/or networks to gain access. Hackers are usually skilled computer programmers with knowledge of computer security. Ethical Hacker (White hat): A hacker who gains access to systems with a view to fix the identified weaknesses Cracker (Black hat): A hacker who gains unauthorized access to computer systems for personal gain. The intent is usually to steal corporate data, violate privacy rights, transfer funds from bank accounts etc. Grey hat: A hacker who is in between ethical and black hat hackers. He/she breaks into computer systems without authority with a view to identify weaknesses and reveal them to the system owner. Script kiddies: A non-skilled person who gains access to computer systems using already made tools. #intermediate Getting started with Nmap Nmap is the world's leading port scanner. Nmap, as an online port scanner, can scan your perimeter network ...
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