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ISACA Certified in Risk and Information Systems Control (CRISC®) Exam Guide

You're reading from  ISACA Certified in Risk and Information Systems Control (CRISC®) Exam Guide

Product type Book
Published in Sep 2023
Publisher Packt
ISBN-13 9781803236902
Pages 316 pages
Edition 1st Edition
Languages
Author (1):
Shobhit Mehta Shobhit Mehta
Profile icon Shobhit Mehta

Table of Contents (28) Chapters

Preface 1. Part 1: Governance, Risk, and Compliance and CRISC
2. Chapter 1: Governance, Risk, and Compliance 3. Chapter 2: CRISC Practice Areas and the ISACA Mindset 4. Part 2: Organizational Governance, Three Lines of Defense, and Ethical Risk Management
5. Chapter 3: Organizational Governance, Policies, and Risk Management 6. Chapter 4: The Three Lines of Defense and Cybersecurity 7. Chapter 5: Legal Requirements and the Ethics of Risk Management 8. Part 3: IT Risk Assessment, Threat Management, and Risk Analysis
9. Chapter 6: Risk Management Life Cycle 10. Chapter 7: Threat, Vulnerability, and Risk 11. Chapter 8: Risk Assessment Concepts, Standards, and Frameworks 12. Chapter 9: Business Impact Analysis, and Inherent and Residual Risk 13. Part 4: Risk Response, Reporting, Monitoring, and Ownership
14. Chapter 10: Risk Response and Control Ownership 15. Chapter 11: Third-Party Risk Management 16. Chapter 12: Control Design and Implementation 17. Chapter 13: Log Aggregation, Risk and Control Monitoring, and Reporting 18. Part 5: Information Technology, Security, and Privacy
19. Chapter 14: Enterprise Architecture and Information Technology 20. Chapter 15: Enterprise Resiliency and Data Life Cycle Management 21. Chapter 16: The System Development Life Cycle and Emerging Technologies 22. Chapter 17: Information Security and Privacy Principles 23. Part 6: Practice Quizzes
24. Chapter 18: Practice Quiz – Part 1
25. Chapter 19: Practice Quiz – Part 2
26. Index 27. Other Books You May Enjoy

Firewalls

A firewall is a network security device that monitors both incoming and outgoing network traffic and either permits or prohibits specific traffic based on predefined security rules. A firewall can be a physical device (hardware) or software. The following is a summary of different types of firewalls that can be installed as hardware or software:

  • Packet filtering firewall: These firewalls compare each packet to established criteria and allow/deny packet traffic based on predefined rules. These firewalls work on Layer 3 (the network layer) of the OSI model.
  • Circuit-level gateway firewall: These firewalls monitor TCP handshakes and established sessions to determine the legitimacy of the traffic. These firewalls work on Layer 5 (the session layer) of the OSI model.
  • Application-level gateway firewall: These firewalls provide the most secure connectivity as they examine each layer of communication. These firewalls work on the application layer (Layer 7) of the OSI...
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