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

Product typeBook
Published inJun 2023
PublisherPackt
ISBN-139781803248158
Edition2nd Edition
Concepts
Information Security
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Author (1)
Hemang Doshi
Hemang Doshi
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Hemang Doshi

Hemang Doshi has more than 15 years of experience in the field of system audit, IT risk and compliance, internal audit, risk management, information security audit, third-party risk management, and operational risk management. He has authored several books for certification such as CISA, CRISC, CISM, DISA, and enterprise risk management.
Read more about Hemang Doshi

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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...
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CISA – Certified Information Systems Auditor Study Guide - Second Edition
Published in: Jun 2023Publisher: PacktISBN-13: 9781803248158
© 2023 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Hemang Doshi

Hemang Doshi has more than 15 years of experience in the field of system audit, IT risk and compliance, internal audit, risk management, information security audit, third-party risk management, and operational risk management. He has authored several books for certification such as CISA, CRISC, CISM, DISA, and enterprise risk management.
Read more about Hemang Doshi

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