Book Image

CISA – Certified Information Systems Auditor Study Guide - Second Edition

By : Hemang Doshi
5 (3)
Book Image

CISA – Certified Information Systems Auditor Study Guide - Second Edition

5 (3)
By: Hemang Doshi

Overview of this book

With the latest updates and revised study material, this second edition of the Certified Information Systems Auditor Study Guide provides an excellent starting point for your CISA certification preparation. The book strengthens your grip on the core concepts through a three-step approach. First, it presents the fundamentals with easy-to-understand theoretical explanations. Next, it provides a list of key aspects that are crucial from the CISA exam perspective, ensuring you focus on important pointers for the exam. Finally, the book makes you an expert in specific topics by engaging you with self-assessment questions designed to align with the exam format, challenging you to apply your knowledge and sharpen your understanding. Moreover, the book comes with lifetime access to supplementary resources on an online platform, including CISA flashcards, practice questions, and valuable exam tips. With unlimited access to the website, you’ll have the flexibility to practice as many times as you desire, maximizing your exam readiness. By the end of this book, you’ll have developed the proficiency to successfully obtain the CISA certification and significantly upgrade your auditing career.
Table of Contents (14 chapters)

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:

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...