O'Reilly logo

Network Security, Firewalls, and VPNs by J. Michael Stewart

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 12. VPN Technologies

VIRTUAL PRIVATE NETWORK (VPN) is a general industry term that actually covers a many different technologies. Ask anyone who works in a large company and needs to access a corporate network remotely and he or she will probably confirm using a VPN to connect to the network and get to his or her e-mail, intranet, and other corporate applications. Ask him or her how that VPN works, however, and you will almost always get a blank stare. End users are typically interested only in the result of a solution, not in how it works. For you the information security practitioner, however, just how a VPN works is as important as what benefits aVPN provides your organization.

VPNs deploy in a number of different ways, leveraging a ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required