What are the 6 core concepts in IT security?

A . Server management, website domains, firewalls, IDS, IPS, and auditing
B . Authentication, authorization, confidentiality, integrity, availability, and non-repudiation
C . Passwords, logins, access controls, restricted domains, configurations, and tunnels
D . Biometrics, cloud security, social engineering, DoS attack, viruses, and Trojans

Answer: B