1. Introduction The Journey into Defensive Security Concepts
2. The Importance of Cyber Security in Todays World
3. Introduction to Security Terms and Concepts
4. Defining Confidentiality, Integrity, and Availability in the CIA Triad
5. The Role and Importance of the CIA Triad
6. Introduction to Defense-in-Depth Strategy
7. Understanding the Principles of Defense-in-Depth Strategy
8. Applying Defense-in-Depth Strategy in Real-world Scenarios
9. Understanding the Importance of Security Tools
10. A Detailed Overview of the Security Toolset Architecture
11. Integration and Coordination of Security Tools
12. The Importance of Access Control in Cybersecurity
13. Understanding DAC, MAC, and RBAC Models
14. Implementing and Managing Access Controls
15. Understanding the CVSS Framework
16. Introduction to CVSS Terms and Scoring System
17. Applying CVSS in Vulnerability Management
18. The Importance of Data Visibility in Cybersecurity
19. Strategies for Data Visibility
20. Case Studies of Data Visibility in Action
21. Unpacking the 5-tuple Approach for Host Isolation
22. Using the 5-tuple Approach
23. Overview of Rule-based, Behavioral, and Statistical Detection Methods
24. Implementing Different Detection Methods
25. Comparing Detection Approaches Rule-based, Behavioral, and Statistical Methods
26. Conclusion
