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CISA – Certified Information Systems Auditor Study Guide - Second Edition

You're reading from  CISA – Certified Information Systems Auditor Study Guide - Second Edition

Product type Book
Published in Jun 2023
Publisher Packt
ISBN-13 9781803248158
Pages 330 pages
Edition 2nd Edition
Languages
Author (1):
Hemang Doshi Hemang Doshi
Profile icon Hemang Doshi

Table of Contents (14) Chapters

Preface 1. Chapter 1: Audit Planning 2. Chapter 2: Audit Execution 3. Chapter 3: IT Governance 4. Chapter 4: IT Management 5. Chapter 5: Information Systems Acquisition and Development 6. Chapter 6: Information Systems Implementation 7. Chapter 7: Information Systems Operations 8. Chapter 8: Business Resilience 9. Chapter 9: Information Asset Security and Control 10. Chapter 10: Network Security and Control 11. Chapter 11: Public Key Cryptography and Other Emerging Technologies 12. Chapter 12: Security Event Management 13. Other Books You May Enjoy

Security Monitoring Tools and Techniques

Monitoring security events is a very important aspect of information security. Two important monitoring tools are Intrusion Detection Systems (IDSs) and Intrusion Prevention Systems (IPSs). IDSs only monitor, record, and provide alarms about intrusion activity, whereas IPSs also prevent intrusion activities.

Each of them is discussed in detail.

IDS

An IDS monitors a network (a network-based IDS) or a single system (a host-based IDS) with the aim of recognizing and detecting an intrusion activity.

Network-Based and Host-Based IDSs

The following table differentiates between network-based and host-based IDSs:

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Network-based IDS

Host-based IDS

It monitors activities across the network

It monitors the activities of a single system or host

Comparatively, network-based...