Exploring Security Fundamentals

A "secure network" is a moving target. As new vulnerabilities and new methods of attack are discovered, a relatively unsophisticated user can potentially launch a devastating attack against an unprotected network. This section begins by describing the challenges posed by the current security landscape. You will learn about the three primary goals of security: confidentiality, integrity, and availability.

This section also explains traffic classification and security controls. You will learn how to respond to a security violation and consider the legal and ethical ramifications of network security.

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