Comparison of VPNs

Each of the different VPN technologies has its own characteristics, advantages, and disadvantages. Even though this book is about OpenVPN, there are use-cases where, for example, an IPSec-based VPN is more suitable, depending on the requirement of the users.

Advantages and disadvantages of PPTP

The main advantage of PPTP-based VPNs is that the VPN client software is built into most operating systems. Also, the startup time for configuring and initializing a PPTP VPN connection is quite short.

Disadvantages of PPTP-based VPNs are the lack of security and the lack of configuration options on both the client and server side. Furthermore, the EAP-TLS extension that enables the use of X.509 certificates is fully supported only on Microsoft ...

Get Mastering OpenVPN now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.