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.

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Table of Contents (14 chapters)
Preface
Preface
Online Exam-Prep Tools
Who This Book Is For
What This Book Covers
How to Get the Most out of This Book
Recorded Lectures
Requirements for the Online Content
Instructions for Unlocking the Online Content
Quick Access to the Website
Conventions Used
Get in Touch
Share Your Thoughts
Download a Free PDF Copy of This Book
1
Chapter 1: Audit Planning
Chapter 1: Audit Planning
The Contents of an Audit Charter
Audit Planning
Business Process Applications and Controls
Types of Controls
Risk-Based Audit Planning
Types of Audits and Assessments
Summary
Chapter Review Questions
Free Chapter
2
Chapter 2: Audit Execution
Chapter 2: Audit Execution
Audit Project Management
Sampling Methodology
Audit Evidence Collection Techniques
Data Analytics
Reporting and Communication Techniques
Control Self-Assessment
Summary
Chapter Review Questions
3
Chapter 3: IT Governance
Chapter 3: IT Governance
Enterprise Governance of IT (EGIT)
IT-Related Frameworks
IT Standards, Policies, and Procedures
Organizational Structure
Enterprise Architecture
Enterprise Risk Management
Maturity Model
Laws, Regulations, and Industry Standards Affecting the Organization
Summary
Chapter Review Questions
4
Chapter 4: IT Management
Chapter 4: IT Management
IT Resource Management
IT Service Provider Acquisition and Management
IT Performance Monitoring and Reporting
Quality Assurance and Quality Management in IT
Summary
Chapter Review Questions
5
Chapter 5: Information Systems Acquisition and Development
Chapter 5: Information Systems Acquisition and Development
Project Management Structure
Business Case and Feasibility Analysis
System Development Methodologies
Control Identification and Design
Summary
Chapter Review Questions
6
Chapter 6: Information Systems Implementation
Chapter 6: Information Systems Implementation
Testing Methodology
System Migration
Post-Implementation Review
Summary
Chapter Review Questions
7
Chapter 7: Information Systems Operations
Chapter 7: Information Systems Operations
Understanding Common Technology Components
IT Asset Management
Job Scheduling
End User Computing
System Performance Management
Problem and Incident Management
Change Management, Configuration Management, and Patch Management
IT Service-Level Management
Evaluating the Database Management Process
Summary
Chapter Review Questions
8
Chapter 8: Business Resilience
Chapter 8: Business Resilience
Business Impact Analysis
Data Backup and Restoration
System Resiliency
Business Continuity Plan
Disaster Recovery Plan
DRP – Test Methods
Recovery Time Objective (RTO) and Recovery Point Objective (RPO)
Alternate Recovery Sites
Summary
Chapter Review Questions
9
Chapter 9: Information Asset Security and Control
Chapter 9: Information Asset Security and Control
Information Asset Security Frameworks, Standards, and Guidelines
Privacy Principles
Physical Access and Environmental Controls
Identity and Access Management
Biometrics
Summary
Chapter Review Questions
10
Chapter 10: Network Security and Control
Chapter 10: Network Security and Control
Network and Endpoint Devices
Firewall Types and Implementation
VPN
Voice over Internet Protocol (VoIP)
Wireless Networks
Email Security
Summary
Chapter Review Questions
11
Chapter 11: Public Key Cryptography and Other Emerging Technologies
Chapter 11: Public Key Cryptography and Other Emerging Technologies
Public Key Cryptography
Elements of PKI
Cloud Computing
Virtualization
Mobile Computing
Internet of Things (IoT)
Summary
Chapter Review Questions
12
Chapter 12: Security Event Management
Chapter 12: Security Event Management
Security Awareness Training and Programs
Information System Attack Methods and Techniques
Security Testing Tools and Techniques
Security Monitoring Tools and Techniques
Incident Response Management
Evidence Collection and Forensics
Summary
Chapter Review Questions
Why subscribe?
13
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Public Key Cryptography

Public key cryptography primarily comprises two processes: encryption and decryption. Encryption is the process of converting data into unreadable code so it cannot be accessed or read by any unauthorized person. This unreadable data can again be converted into a readable form by the process of decryption. Different types of algorithms are available for encryption and decryption. This section will explain the various aspects of public key cryptography.

First, you need to understand the concept of symmetric and asymmetric encryption and the difference between the two.

Symmetric Encryption versus Asymmetric Encryption

Encryption can be of two types: symmetric encryption or asymmetric encryption. The following table will help you understand the differences between the two terms:

Symmetric Encryption

Asymmetric Encryption

A single key is used to encrypt...

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