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Certified Information Security Manager Exam Prep Guide

You're reading from   Certified Information Security Manager Exam Prep Guide Gain the confidence to pass the CISM exam using test-oriented study material

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Product type Paperback
Published in Dec 2022
Publisher Packt
ISBN-13 9781804610633
Length 718 pages
Edition 2nd Edition
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Author (1):
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Hemang Doshi Hemang Doshi
Author Profile Icon Hemang Doshi
Hemang Doshi
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Table of Contents (12) Chapters Close

Preface 1. Enterprise Governance 2. Information Security Strategy FREE CHAPTER 3. Information Risk Assessment 4. Information Risk Response 5. Information Security Program Development 6. Information Security Program Management 7. Information Security Infrastructure and Architecture 8. Information Security Monitoring Tools and Techniques 9. Incident Management Readiness 10. Incident Management Operations 11. Answers to Practice Questions

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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