Networking Fundamentals

VPNs

Recently, more people have become aware of the existence of VPNs and have begun to use them in their personal lives. There are a number of legitimate reasons for people to do this, such as protecting their privacy when using an open network, and a number of illegitimate reasons, such as circumventing regional locks on streamed media. In this book, I will focus on the use of VPNs in a business environment.

A virtual private network can be defined as a means of transmitting private data securely from one network across an unsecured network to a third network. Generally speaking, the unsecured network we are referring to is the Internet, which, due to the nature of its design, has a number of potential security risks. However, this is not ...