Information Security Fundamentals: Protecting Data and Systems
Information Security Fundamentals: Protecting Data and Systems Information security helps protect data and services from harm. It covers people, processes, and technology. The goal is to prevent unauthorized access, keep data correct, and ensure systems work when needed. Core concepts The CIA triad guides all work: Confidentiality, Integrity, and Availability. Confidentiality keeps data private, Integrity keeps data accurate, and Availability ensures access when needed. Security is layered. A single control rarely stops every threat. Multiple measures working together are stronger. ...