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Enterprise Cloud Security and Governance

You're reading from  Enterprise Cloud Security and Governance

Product type Book
Published in Dec 2017
Publisher Packt
ISBN-13 9781788299558
Pages 410 pages
Edition 1st Edition
Languages
Author (1):
Zeal Vora Zeal Vora
Profile icon Zeal Vora
Toc

Table of Contents (11) Chapters close

Preface 1. The Fundamentals of Cloud Security 2. Defense in Depth Approach 3. Designing Defensive Network Infrastructure 4. Server Hardening 5. Cryptography Network Security 6. Automation in Security 7. Vulnerability, Pentest, and Patch Management 8. Security Logging and Monitoring 9. First Responder 10. Best Practices

Virtual Private Network

VPN acts somewhat similarly to the proxy that takes in the requests of client and forwards it to the instances on the private subnet. Like bastion, VPN server needs to be on the public subnet so that users can access it.

This is the basic diagram showing how VPN fits into a typical environment:

Although it might look similar to what we had in bastion host, the purpose of VPN is wider than that of bastion hosts. Bastion hosts typically work with SSH and they do key forwarding and all that magic, but it is not meant for protocols other than SSH.

Let's take a use case. There is an application server running on port 8080 on the Private Subnet. The user wants to open the application in the browser, typically via http://Server–IP:8080/.

Since the server is on Private Subnet with a private IP, you won't be able to connect directly.

So, in this...

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