Tunneling protocols

There are two technologies that are used in VPNs—SSL and Internet Protocol Security (IPSec). We will discuss these two technologies in a detailed and comprehensive way, but now, let's look at the different tunneling protocols:

  • Point-to-Point Tunneling Protocol (PPTP
  • Layer 2 Tunneling Protocol (L2TP)

Get Advanced Infrastructure Penetration Testing 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.