COMPUTER NETWORKING

Detailed explanation-1: -Black hat hackers are malicious hackers, sometimes called crackers. Black hats lack ethics, sometimes violate laws, and break into computer systems with malicious intent, and they may violate the confidentiality, integrity, or availability of an organization’s systems and data.

Detailed explanation-2: -A commonly used hacking definition is the act of compromising digital devices and networks through unauthorized access to an account or computer system. Hacking is not always a malicious act, but it is most commonly associated with illegal activity and data theft by cyber criminals.

Detailed explanation-3: -Malware can infect a network from a phishing email, for example. Malicious code comes in many forms: Trojans. Viruses. Worms.

Detailed explanation-4: -Originally, hacker simply meant advanced computer technology enthusiast (both hardware and software) and adherent of programming subculture; see hacker culture. Someone who is able to subvert computer security. If doing so for malicious purposes, the person can also be called a cracker.