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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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Virtual Private Networks

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

With the help of VPN technology, remote users and branch offices can connect to the resources and applications hosted in the private network of the organization. To enable a VPN, a virtual point-to-point connection is established using dedicated circuits of tunneling protocols.

VPN technology ensures the safeguarding of critical data traveling through the internet.

VPNs – Technical Aspects

A VPN provides a platform to hide information from any sniffers on the internet. Instead of using expensive dedicated leased lines, a VPN relies on public IP infrastructure, which is cost efficient. To protect the data, a VPN encrypts the packets with IP Security (IPSec) standards.

A VPN is enabled either through IPSec tunnel mode...

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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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