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In this article, I will introduce Remotely-Triggered Black Hole (RTBH), a technology based on the Border Gateway Protocol (BGP) routing protocol and designed to provide the ability to block unwanted network traffic in order to …
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In this article, I invite you to discover or rediscover application filtering, with some help to set up application filtering with a netfilter firewall using the nftables utility and the Suricata tool on the Debian GNU/Linux …
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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 …
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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 …
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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 …
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