Fundamentals of IT Security CyberSec A primer in IT Security concepts that provides a prerequisite understanding of security fundamentals such as: understanding and mitigating risk, defense-in-depth, patterns of vulnerability, and effective countermeasures. 2 Days Individuals seeking a fundamental understanding of IT Security, particularly those interested in subsequently learning more about one or more of the following: computer network security, platform/system security, Industrial Control System (ICS) security, and how to design and implement secure software.