Paper: Digital Signatures for Admittance Control in the Optimized Link State Routing Protocol version 2

Public community Mobile Ad Hoc NETworks (MANETs), such as the “Funkfeuer” or “Freifunk” networks, scale up to several hundreds of routers, connecting users with each other, and with the Internet. As MANETs are typically operated over wireless channels (e.g. WiFi),…
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Cybersecurity: This Is Not Just Theory – by Jean-Charles Griviaud, Cisco France

Today, Jean-Charles Griviaud from Cisco France is at Ecole Polytechnique, where he is giving a talk about Cybersecurity at Ecole Polytechnique – and, is bringing an industrial perspective to what we have been treating “academically” only, so far. One of his…
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Point Gamma at Polytechnique: The Hacker Experience?

This evening, students at Ecole Polytechnique organize “Point Gamma 2017” – a gigantic party for students and others, with music, entertainment, – and, according to the flyer, something special this year…. I cannot help but wonder if this is related…
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Peers-and-Tiers, Random acts of Kindness, and Routing Security at Ecole Polytechnique

In the course INF566 “Internet Protocol Success” at Ecole Polytechnique, and as part as the curriculum in Advanced Communication Networks, I, my colleague Mark Townsley, and again with expert assistance from Jean-Louis Rougier, are teaching “enterprise-grade Internet Routing”. Starting with an understanding of…
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Leo Gaspard presenting initial security analysis of LoRA WAN at Ecole Polytechnique

Leo Gaspard, X14-student at Ecole Polytechnique, presenting his findings from a 2 month part-time security analysis of LoRAWAN: several interesting finding, notably that the gateway-server communication (an otherwise proprietary protocol) exposes various internal data structures, including path names – as…
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Man-In-The-Middle attack demonstration by Alexis Thual and Victor Quach, Ecole Polytechnique

A neat little man-in-the-middle attack demonstration by Alexis Thual and Victor Quach: it works by redirecting traffic (to their site) and recording passwords before re-redirecting to the original site. So far so good….except…..the recorded passwords were available on a public…
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