{"id":31214,"date":"2019-01-18T19:00:00","date_gmt":"2019-01-18T19:00:00","guid":{"rendered":"https:\/\/fr.cryptonews.com\/?p=31214"},"modified":"2024-05-09T16:32:54","modified_gmt":"2024-05-09T16:32:54","slug":"ethereum-s-constantinople-upgrade-postponed-to-late-february-2718","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/exclusives\/ethereum-s-constantinople-upgrade-postponed-to-late-february-2718\/","title":{"rendered":"La mise \u00e0 jour Constantinople pour Ethereum report\u00e9e en f\u00e9vrier"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Constantinople, l&rsquo;upgrade tant attendu d&rsquo;Ethereum, <a href=\"https:\/\/cryptonews.com\/fr\/news\/ethereum-developers-hard-fork-won-t-happen-this-week-2694\/\">pr&eacute;vu pour le 16 janvier<\/a>, aura lieu le 27 f&eacute;vrier. Cela a &eacute;t&eacute; d&eacute;cid&eacute; <a href=\"https:\/\/www.youtube.com\/watch?v=45mrrVrw4x8\" target=\"_blank\" rel=\"noopener\">lors de l&rsquo;appel t&eacute;l&eacute;phonique<\/a> des principaux d&eacute;veloppeurs d&rsquo;aujourd&rsquo;hui.<\/p><figure><img decoding=\"async\" class=\"content-img\" src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/5c4\/1ff1cbf17d.jpg\" alt=\"\">\r\n<figcaption>Source: iStock\/Bychykhin_Olexandr<\/figcaption>\r\n<\/figure><p>La mise &agrave; niveau a &eacute;t&eacute; report&eacute;e en raison d&rsquo;une vuln&eacute;rabilit&eacute; d&eacute;couverte par le v&eacute;rificateur de contrat intelligent <b>ChainSecurity<\/b>. Selon une note publi&eacute;e par eux, l&rsquo;une des propositions d&rsquo;am&eacute;lioration Ethereum (EIP), en particulier le document EIP 1283, qui visait &agrave; introduire des co&ucirc;ts de gaz moins &eacute;lev&eacute;s pour certaines op&eacute;rations, avait \u00ab\u00a0comme effet secondaire ind&eacute;sirable de permettre des attaques <i>reentrancy<\/i> pour certains contrats intelligents Solidity\u00a0\u00bb.<\/p><p>Les attaques <i>reentrancy<\/i> impliquent l&rsquo;envoi par des pirates informatiques d&rsquo;informations falsifi&eacute;es concernant le nombre de jetons Ethereum qu&rsquo;ils ont dans leurs comptes sur le r&eacute;seau Ethereum, tout en envoyant &agrave; plusieurs reprises des requ&ecirc;tes de fonds. Sans une vuln&eacute;rabilit&eacute; de code, toutefois, de telles attaques seraient vou&eacute;es &agrave; l&rsquo;&eacute;chec et ChainSecurity indique que le r&eacute;seau actuellement actif et pr&eacute;-fork ne montre aucun signe de telles vuln&eacute;rabilit&eacute;s.<\/p><p>En raison de la vuln&eacute;rabilit&eacute;, Constantinople ne comportera pas l&rsquo;inclusion de l&rsquo;EPI probl&eacute;matique, qui sera test&eacute; et repens&eacute; en vue de son inclusion dans un fork ult&eacute;rieur. Au lieu de cela, Constantinople sera int&eacute;gr&eacute; en deux parties simultan&eacute;ment sur le r&eacute;seau principal. La premi&egrave;re mise &agrave; niveau inclut les cinq EIP d&rsquo;origine et une seconde supprime sp&eacute;cifiquement l&rsquo;EIP 1283. Ainsi, les noeuds ayant d&eacute;j&agrave; impl&eacute;ment&eacute; Constantinople avant son report peuvent r&eacute;soudre le probl&egrave;me en supprimant EIP 1283 sans restaurer aucun bloc.<\/p><p>Constantinople est une mise &agrave; niveau incompatible avec les versions ant&eacute;rieures, raison pour laquelle la blockchain d&rsquo;Ethereum doit subir un hard fork. C&rsquo;est aussi un fork non controvers&eacute;, ce qui signifie qu&rsquo;il n&rsquo;y a pas de d&eacute;bat sur le point de savoir si cela devrait ou non arriver. Plus particuli&egrave;rement, ce fork r&eacute;duit l&rsquo;&eacute;mission de l&rsquo;ETH de 33%, passant de 3 ETH par bloc &agrave; 2 ETH par bloc, ainsi que de quelques autres mises &agrave; niveau plus techniques. En savoir plus &agrave; ce sujet ici.<\/p><p>_____<br><b>Graphique du prix ETH:<\/b><\/p><figure><a class=\"ignore\" href=\"https:\/\/cryptonews.com\/coins\/ethereum\/\" target=\"_blank\" rel=\"noopener\"><img decoding=\"async\" class=\"content-img lazyload\" src=\"https:\/\/cimg.co\/p\/no_image.svg\" alt=\"\" data-src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/5c4\/1fe769a7e1.png\" data-srcset=\"\"><\/a>\r\n<figcaption><\/figcaption>\r\n<\/figure>","protected":false},"excerpt":{"rendered":"<p>Constantinople, l&rsquo;upgrade tant attendu d&rsquo;Ethereum, pr&eacute;vu pour le 16 janvier, aura lieu le 27 f&eacute;vrier. Cela a &eacute;t&eacute; d&eacute;cid&eacute; lors de l&rsquo;appel t&eacute;l&eacute;phonique des principaux d&eacute;veloppeurs d&rsquo;aujourd&rsquo;hui.Source: iStock\/Bychykhin_OlexandrLa mise &agrave; niveau a &eacute;t&eacute; report&eacute;e en raison d&rsquo;une vuln&eacute;rabilit&eacute; d&eacute;couverte par le v&eacute;rificateur de contrat intelligent ChainSecurity. Selon une note publi&eacute;e par eux, l&rsquo;une des propositions [&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":[2,3],"tags":[51],"editors":[2550],"sponsored_companies":[],"class_list":["post-31214","post","type-post","status-publish","format-standard","hentry","category-exclusives","category-people","tag-ethereum","editors-jurgen-hoffman"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La mise \u00e0 jour Constantinople pour Ethereum report\u00e9e en f\u00e9vrier<\/title>\n<meta name=\"description\" content=\"Constantinople, l&rsquo;upgrade tant attendu d&rsquo;Ethereum, pr&eacute;vu pour le 16 janvier, aura lieu le 27 f&eacute;vrier. 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