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)

Physical Access and Environmental Controls

Physical controls aim to protect information system processing facilities through physical mediums, such as locks, fences, closed-circuit TV (CCTV), and devices that are installed to physically restrict access to a facility or hardware.

Similarly, environmental controls refer to measures taken to protect systems, buildings, and related supporting infrastructure against threats associated with their physical environment. Physical and environmental safeguards are often overlooked but are very important in protecting information. You will go through each of them in more detail in the following sections.

Environmental Controls

An IS auditor should consider the following aspects of environmental controls.

The following are four types of power failure:

  • Blackout: Blackout indicates a complete loss of power.
  • Brownout: Severely reduced voltage, which may place strain on electronic equipment or may even lead to permanent damage...