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CISA – Certified Information Systems Auditor Study Guide

You're reading from   CISA – Certified Information Systems Auditor Study Guide Aligned with the CISA Review Manual 2019 to help you audit, monitor, and assess information systems

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Product type Paperback
Published in Aug 2020
Publisher Packt
ISBN-13 9781838989583
Length 590 pages
Edition 1st 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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Toc

Table of Contents (19) Chapters Close

Preface 1. Section 1: Information System Auditing Process
2. Audit Planning FREE CHAPTER 3. Audit Execution 4. Section 2: Governance and Management of IT
5. IT Governance 6. IT Management 7. Section 3: Information Systems Acquisition, Development, and Implementation
8. Information Systems Acquisition and Development 9. Information Systems Implementation 10. Section 4: Information System Operations and Business Resilience
11. Information System Operations 12. Business Resilience 13. Section 5: Protection of Information Assets
14. Information Asset Security and Control 15. Network Security and Control 16. Public Key Cryptography and Other Emerging Technologies 17. Security Event Management 18. Other Books You May Enjoy

VPN

A VPN is used to extend a private network through use of the internet in a secure manner. It provides a platform for remote users to get connected to the organization's private network.

The prime objective of VPN technology is to enable remote users and branch offices to access applications and resources available in private networks of organizations. A VPN is created by establishing a virtual point-to-point connection through the use of dedicated circuits or with tunneling protocols.

VPN technology, if properly configured, will reduce the risk associated with sensitive data traveling in an open public network.

Types of VPN

The following are some of the VPN connection types:

Type Description
A remote access VPN
  • Through a remote VPN, authorized users can connect to the corporate network from anywhere.
  • A VPN ensures that information is secured on the open internet
An intranet VPN
  • An intranet VPN is used to connect branch offices within an enterprise WAN.
An extranet...
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