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You're reading from  Certified Information Security Manager Exam Prep Guide - Second Edition

Product typeBook
Published inDec 2022
PublisherPackt
ISBN-139781804610633
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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Operational Risk Management

Operational risk means risk related to processes and systems that can interrupt business operations. Managing operational risk is one of the key roles of an information security manager. Some of the key aspects of operational risk that an information security manager must understand are as follows:

  • Recovery time objective (RTO)
  • Recovery point objective (RPO)
  • Service delivery objective (SDO)
  • Maximum tolerable outage (MTO)
  • Allowable interruption window (AIW)

Recovery Time Objective

The Recovery Time Objective (RTO) is a measure of the user's tolerance to system downtime. In other words, the RTO is the extent of acceptable system downtime. For example, an RTO of 2 hours indicates that an organization will not be overly impacted if its system is down for up to 2 hours.

Recovery Point Objective

The Recovery Point Objective (RPO) is a measure of the user's tolerance to data loss. In other words, the RPO is the...

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Certified Information Security Manager Exam Prep Guide - Second Edition
Published in: Dec 2022Publisher: PacktISBN-13: 9781804610633
© 2022 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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