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CISSP Security Domains Summary

Jul 11, 2025

Overview

This lecture introduces the first four of the eight CISSP security domains, providing an overview of each and highlighting their importance for security professionals.

CISSP Security Domains Overview

  • Security domains organize core security concepts into categories defined by CISSP.
  • Gaps in one domain can have negative impacts across an organization.
  • Understanding domains helps guide career paths and professional roles.

Security and Risk Management

  • Focuses on setting security goals, risk mitigation, compliance, business continuity, and legal issues.
  • Involves updating policies for compliance with laws such as HIPAA.

Asset Security

  • Involves securing both digital and physical assets of an organization.
  • Covers procedures for data storage, maintenance, retention, and secure destruction.

Security Architecture and Engineering

  • Optimizes data security through the implementation of tools, systems, and processes.
  • Includes tasks like configuring firewalls to filter and monitor network traffic.

Communication and Network Security

  • Concerns the management and protection of physical and wireless networks.
  • Addresses risks such as users connecting to unsecured wireless hotspots and the need for strong network policies.

Key Terms & Definitions

  • CISSP — Certified Information Systems Security Professional, a widely recognized security certification and framework.
  • Security Domain — A category that organizes related security concepts and practices.
  • HIPAA — Health Insurance Portability and Accountability Act, a federal regulation concerning health information privacy.
  • Firewall — A device or software that filters and monitors network traffic to prevent unauthorized access.

Action Items / Next Steps

  • Review the first four CISSP security domains introduced in this lecture.
  • Prepare to learn about the next four CISSP domains in the upcoming session.