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OpenVPN Cookbook

You're reading from OpenVPN Cookbook Get the most out of OpenVPN by exploring it's advanced features.

Product type Paperback

Published in Feb 2017

Publisher

ISBN-13 9781786463128

Length 400 pages

Edition 2nd Edition

Languages

C

Tools

OpenVPN

Concepts

Networking

Author (1):

Jan Just Keijser

View More author details

Table of Contents (11) Chapters

Preface

1. Point-to-Point Networks FREE CHAPTER

2. Client-server IP-only Networks

3. Client-server Ethernet-style Networks

4. PKI, Certificates, and OpenSSL

5. Scripting and Plugins

6. Troubleshooting OpenVPN - Configurations

7. Troubleshooting OpenVPN - Routing

8. Performance Tuning

9. OS Integration

10. Advanced Configuration

Chapter 4. PKI, Certificates, and OpenSSL

In this chapter, we will cover:

Certificate generation
OpenSSL tricks: x509, pkcs12, verify output
Revoking certificates
The use of CRLs
Checking expired/revoked certificates
Intermediary CAs
Multiple CAs: stacking, using the capath directive
Determining which crypto library is used
Crypto features of OpenSSL and PolarSSL
Pushing ciphers
Elliptic curve support

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Authors (1)

Jan Just Keijser

Jan Just Keijser

Jan Just Keijser is an open source professional from Utrecht, the Netherlands. He has a wide range of experience in IT, ranging from providing user support, system administration, and systems programming to network programming. He has worked for various IT companies since 1989. He was an active USENET contributor in the early 1990s and has been working mainly on Unix/Linux platforms since 1995. Currently, he is employed as a senior scientific programmer in Amsterdam, the Netherlands, at Nikhef, the institute for subatomic physics from the Dutch Foundation for Fundamental Research on Matter (FOM). He works on multi-core and many-core computing systems and grid computing as well as smartcard applications. His open source interests include all types of virtual private networking, including IPSec, PPTP, and, of course, OpenVPN. In 2004, he discovered OpenVPN and has been using it ever since. His first book was OpenVPN 2 Cookbook by Packt Publishing in 2011, followed by Mastering OpenVPN, also by Packt Publishing, in 2015.

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