COMPUTER NETWORKING

Detailed explanation-1: -Unauthorized computer access, popularly referred to as hacking, describes a criminal action whereby someone uses a computer to knowingly gain access to data in a system without permission to access that data.

Detailed explanation-2: -Definition(s): A person gains logical or physical access without permission to a network, system, application, data, or other resource.

Detailed explanation-3: -What is Hacking? Hackers illegally access devices or websites to steal peoples’ personal information, which they use to commit the crimes like theft. Many people shop, bank, and pay bills online. People also store financial information, like credit card or bank account numbers, on their devices.

Detailed explanation-4: -A hacker is an individual who uses computer, networking or other skills to overcome a technical problem. The term also may refer to anyone who uses their abilities to gain unauthorized access to systems or networks in order to commit crimes.

Detailed explanation-5: -Common social engineering tactics used to gain unauthorized access include phishing, smishing, spear phishing, ransomware, and impersonation.