{"id":31863,"date":"2019-08-29T03:00:00","date_gmt":"2019-08-29T03:00:00","guid":{"rendered":"https:\/\/fr.cryptonews.com\/?p=31863"},"modified":"2023-06-26T11:08:11","modified_gmt":"2023-06-26T11:08:11","slug":"le-vote-en-ligne-de-la-ville-a-moscou-piratable-a-quelques-j-4212","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/news\/le-vote-en-ligne-de-la-ville-a-moscou-piratable-a-quelques-j-4212\/","title":{"rendered":"Le vote en ligne de la ville \u00e0 Moscou piratable \u00e0 quelques jours de l\u2019\u00e9ch\u00e9ance"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><sub>Photo: iStock \/ -Oxford-<\/sub><\/p><p>Selon <a href=\"https:\/\/www.cnrs.fr\/fr\/test-du-vote-en-ligne-moscou-une-faille-de-securite-decouverte-par-un-chercheur-du-cnrs\" target=\"_blank\" rel=\"noopener\">un communiqu&eacute;<\/a> du <b>Centre national de la recherche scientifique (CNRS)<\/b> un cryptographe fran&ccedil;ais vient de mettre en &eacute;vidence une faille s&eacute;curit&eacute; concernant le syst&egrave;me de vote en ligne lors de l&rsquo;&eacute;lection du nouveau parlement de la ville qui se tiendra le 8 septembre 2019. <\/p><p><b>Pierrick Gaudry<\/b>, chercheur du CNRS au sein du Laboratoire lorrain de recherche en informatique et ses applications a simplement relev&eacute; le d&eacute;fi propos&eacute; par les autorit&eacute;s moscovites: celles-ci postent chaque jour un jeu de donn&eacute;es crypt&eacute;es correspondant &agrave; des votes factices et une cl&eacute; publique. L&rsquo;objectif pour les participants est d&rsquo;&eacute;prouver la qualit&eacute; du chiffrement des donn&eacute;es. <\/p><p>Pierrick Gaudry a montr&eacute; qu&rsquo;avec un ordinateur standard et des logiciels libres accessibles &agrave; tous, il arrivait &agrave; obtenir la cl&eacute; priv&eacute;e en 20 minutes environ. Selon lui, un pirate informatique aurait pu obtenir cette cl&eacute; priv&eacute;e en 10 minutes seulement. Il aurait alors &eacute;t&eacute; en mesure de suivre les r&eacute;sultats de l&rsquo;&eacute;lection russe en direct. <\/p><oembed url=\"https:\/\/twitter.com\/CNRS\/status\/1165985270984073216?ref_src=twsrc%5Etfw\"><\/oembed><p>Cette faille reposait sur la petite taille de la cl&eacute; publique qui rendait le calcul de la cl&eacute; priv&eacute;e tr&egrave;s simple. Depuis la publication de son article sur la plateforme arXiv le 14 ao&ucirc;t 2019, les derniers tests ont propos&eacute; un nouveau protocole avec une cl&eacute; publique plus longue et la mairie de Moscou a contact&eacute; Pierrick Gaudry pour l&rsquo;informer qu&rsquo;il recevrait prochainement une r&eacute;compense de 13 500 euros pour ces travaux.<\/p><p>Selon le site <a href=\"https:\/\/www.lebigdata.fr\/\" target=\"_blank\" rel=\"noopener\">Le Big Data<\/a> &ldquo;Les autorit&eacute;s moscovites ont utilis&eacute; une variante du cryptosyst&egrave;me ElGamal associ&eacute;e &agrave; une blockchain inspir&eacute;e de l&rsquo;Ethereum&rdquo;.<\/p><p>Lire aussi: <a href=\"https:\/\/cryptonews.com\/fr\/exclusives\/dyor-le-sigle-pour-ne-plus-se-faire-arnaquer-4074\/\" target=\"_blank\" rel=\"noopener\">DYOR! Le sigle pour ne plus se faire arnaquer<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Photo: iStock \/ -Oxford-Selon un communiqu&eacute; du Centre national de la recherche scientifique (CNRS) un cryptographe fran&ccedil;ais vient de mettre en &eacute;vidence une faille s&eacute;curit&eacute; concernant le syst&egrave;me de vote en ligne lors de l&rsquo;&eacute;lection du nouveau parlement de la ville qui se tiendra le 8 septembre 2019. Pierrick Gaudry, chercheur du CNRS au sein [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[9,1],"tags":[85,51,189,83],"editors":[400],"sponsored_companies":[],"class_list":["post-31863","post","type-post","status-publish","format-standard","hentry","category-blockchain-news","category-news","tag-blockchain","tag-ethereum","tag-russie","tag-securite","editors-david-nathan"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Le vote en ligne de la ville \u00e0 Moscou piratable \u00e0 quelques jours de l\u2019\u00e9ch\u00e9ance<\/title>\n<meta name=\"description\" content=\"Le vote en ligne de la ville \u00e0 Moscou piratable \u00e0 quelques jours de l\u2019\u00e9ch\u00e9ance\" \/>\n<meta name=\"robots\" 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