This article is Part 3 in a series of three (3) articles about how Virtual Private Networks (VPNs) work. While I get into some technical details, the intent is to scratch the surface just enough

This article is Part 2 in a series of articles about how Virtual Private Networks (VPNs) work. Part 1 of the series,

This document is a comprehensive, high-level overview of what IPsec is and how it works.

IPsec is a flexible network security framework that may be applied to a number of different use

A Layman's Guide to Networking Cryptography

This article explains common network cryptographic concepts in plain-English.

Contents

Tunnels in the IT networking world refers to a communications channel connecting two (2) networks or devices when those devices reside on different local networks or sub-nets. A tunnel

A newly discovered security vulnerability exists in most modern operating systems which allows a malicious actor to hijack an active TCP-based VPN connection, without the need to break its

Demystifying IKE/IKEv2

IKEv2 is a security protocol that facilitates cryptographic symmetric key exchanges between endpoints.