Dans cet article, je vous propose de découvrir Remotely-Triggered Black Hole (RTBH), une technologie reposant sur le protocle de routage Border Gateway Protocol (BGP) et visant à fournir une capacité de bloquer un trafic réseau indésirable afin de se prémunir d’attaques par déni de service distribué ou …

In this article, I introduce a network diagnostic tool I developed: flyingroutes. The goal is to provide an efficient way to determine the nodes located on a network communication path through a faster alternative to the well-known traceroute tool. Introduction Diagnostics is a crucial part of a network …

In this article, I will dissect the concept of Virtual Private Network (VPN) using the Internet Protocol security (IPsec) protocol. The goal is to help you better understand the various steps involved in setting up an IPsec tunnel, which relies on different protocols, and then to show you a concrete step-by-step …

In this article, I introduce a network authentication protocol, namely Tunnel Extensible Authentication Protocol (TEAP), a method that allows multiple authentication mechanisms within a secure tunnel. The principle is to be able to combine authentication methods and thus increase the security level of a communication. …