What is Computer Security?

Computer security is a collective term to describe measures employed to ensure security of computing systems, both hardware and software. As technology adoption grows and expands the term can be applied to all the processes and mechanisms by which digital equipment, information and web services are protected from unintended or unauthorized access. In current times, computer security is applied to secure hardware like computers, laptops, smartphones and software and applications like e-mails, mobile apps, messaging services amongst others.

Some of commonly used practices of computer security are access control, awareness training, audit and accountability, risk assessment, penetration testing, vulnerability management, and security assessment and authorization.