{"id":6383,"date":"2026-06-03T16:18:01","date_gmt":"2026-06-03T16:18:01","guid":{"rendered":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/06\/03\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\/"},"modified":"2026-06-03T16:18:01","modified_gmt":"2026-06-03T16:18:01","slug":"la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610","status":"publish","type":"post","link":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/06\/03\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\/","title":{"rendered":"La mise \u00e0 jour d&rsquo;urgence de Zcash corrige un bug critique alors que le ZEC vise une perc\u00e9e \u00e0 610 $"},"content":{"rendered":"<p><strong><em>La Zcash Foundation corrige un bug critique du circuit Orchard via un hard fork d&rsquo;urgence alors que ZEC se n\u00e9gocie au-dessus de la r\u00e9sistance \u00e0 610 $. Voici ce qui s&rsquo;est pass\u00e9.<\/em><\/strong><\/p>\n<p><span style=\"font-weight: 400\">La Zcash Foundation a agi rapidement la semaine derni\u00e8re. Une vuln\u00e9rabilit\u00e9 critique de validit\u00e9 d\u00e9couverte dans le circuit Orchard Action a d\u00e9clench\u00e9 une mise \u00e0 niveau d&rsquo;urgence du protocole en deux \u00e9tapes. <\/span><\/p>\n<p><span style=\"font-weight: 400\">La Foundation a publi\u00e9 Zebra 4.5.3 puis Zebra 5.0.0 pour contenir et corriger le d\u00e9faut. <\/span><\/p>\n<p><span style=\"font-weight: 400\">Selon la Foundation, aucune exploitation n&rsquo;a eu lieu et l&rsquo;offre totale de <\/span><a href=\"https:\/\/www.livebitcoinnews.com\/zec-nears-critical-700-zone-as-traders-spot-november-repeat\/\"><span style=\"font-weight: 400\">ZEC<\/span><\/a><span style=\"font-weight: 400\"> est rest\u00e9e intacte tout au long du processus. Pendant ce temps, ZEC se n\u00e9gocie autour de 619 $ alors que les traders surveillent de pr\u00e8s un niveau de r\u00e9sistance technique cl\u00e9.<\/span><\/p>\n<p><b>Lire aussi<\/b><span style=\"font-weight: 400\"> : <\/span><\/p>\n<p>https:\/\/www.livebitcoinnews.com\/zcash-key-indicator-flashes-buy-signal-zec-price-analysis\/<\/p>\n<h2><b>La Zcash Foundation publie une mise \u00e0 niveau d&rsquo;urgence de Zebra pour corriger le bug d&rsquo;Orchard<\/b><\/h2>\n<p><span style=\"font-weight: 400\">La vuln\u00e9rabilit\u00e9 a \u00e9t\u00e9 d\u00e9couverte pour la premi\u00e8re fois le 29 mai par Taylor Hornby, un chercheur en s\u00e9curit\u00e9 ind\u00e9pendant menant un audit continu du protocole pour Shielded Labs. Hornby a divulgu\u00e9 le probl\u00e8me de mani\u00e8re responsable aux ing\u00e9nieurs principaux de ZODL le soir m\u00eame.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les ing\u00e9nieurs Daira-Emma Hopwood, Kris Nuttycombe et Jack Grigg ont confirm\u00e9 le bug en quelques heures. Les travaux sur un correctif ont commenc\u00e9 imm\u00e9diatement. L&rsquo;\u00e9quipe a gard\u00e9 les d\u00e9tails du d\u00e9faut priv\u00e9s pendant cette p\u00e9riode pour r\u00e9duire le risque d&rsquo;exploitation avant qu&rsquo;un correctif ne soit mis en ligne.<\/span><\/p>\n<p><span style=\"font-weight: 400\">La Zcash Foundation <\/span><a href=\"https:\/\/zfnd.org\/zebra-4-5-3-and-5-0-0-emergency-soft-fork-and-nu6-2-activation\/\"><span style=\"font-weight: 400\">d\u00e9crit le bug<\/span><\/a><span style=\"font-weight: 400\"> comme une vuln\u00e9rabilit\u00e9 de validit\u00e9 dans la crate halo2_gadgets. En termes simples, un d\u00e9faut de validit\u00e9 signifie que le syst\u00e8me pourrait accepter des transactions qu&rsquo;il devrait rejeter. <\/span><\/p>\n<p><span style=\"font-weight: 400\">La Foundation a not\u00e9 qu&rsquo;une exploitation r\u00e9ussie aurait pu permettre une double d\u00e9pense au sein du pool Orchard, mais qu&rsquo;elle n&rsquo;aurait pas pu gonfler l&rsquo;offre totale de ZEC en raison du m\u00e9canisme de tourniquet de Zcash.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Une coordination priv\u00e9e avec les mineurs et les \u00e9changes a commenc\u00e9 le soir du 31 mai. <\/span><\/p>\n<p><span style=\"font-weight: 400\">Une premi\u00e8re tentative d&rsquo;activation du soft fork a rencontr\u00e9 des d\u00e9fis de d\u00e9ploiement, mais un deuxi\u00e8me correctif ciblant la hauteur de bloc 3 363 426 s&rsquo;est activ\u00e9 avec succ\u00e8s vers 02h00 UTC le 2 juin.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Zebra 4.5.3 and 5.0.0: Emergency Soft Fork and NU6.2 Activation <\/p>\n<p>\ud83d\udea8 Zebra 5.0.0 is out &#8211; all node operators should upgrade now.<\/p>\n<p>\u26a1 NU6.2 activated, re-enabling Orchard with a corrected circuit.<\/p>\n<p>\ud83d\udd12 Total ZEC supply confirmed intact throughout. <\/p>\n<p>Read the full update:\u2026<\/p>\n<p>&mdash; Zcash Foundation \ud83d\udee1\ufe0f (@ZcashFoundation) <a href=\"https:\/\/x.com\/ZcashFoundation\/status\/2062127221418991847?ref_src=twsrc%5Etfw\">June 3, 2026<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.x.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<h2><b>Comment le hard fork en deux \u00e9tapes a fonctionn\u00e9 et ce qui a chang\u00e9<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Zebra 4.5.3 a servi de premi\u00e8re ligne de r\u00e9ponse. Il a mis en \u0153uvre un soft fork d&rsquo;urgence qui a temporairement d\u00e9sactiv\u00e9 toutes les actions Orchard \u00e0 la hauteur de bloc 3 363 426 du mainnet. <\/span><\/p>\n<p><span style=\"font-weight: 400\">Sous cette version, les n\u0153uds rejetaient toute transaction ou bloc contenant des actions Orchard apr\u00e8s cette hauteur. La Foundation a not\u00e9 que 4.5.3 ne p\u00e9nalisait pas les pairs qui relayaient encore des donn\u00e9es contenant Orchard, pr\u00e9servant ainsi la connectivit\u00e9 r\u00e9seau pendant la fen\u00eatre de transition.<\/span><\/p>\n<p><span style=\"font-weight: 400\">D\u00e9sactiver Orchard en premier \u00e9tait une d\u00e9cision d\u00e9lib\u00e9r\u00e9e. <\/span><\/p>\n<p><span style=\"font-weight: 400\">La Foundation a expliqu\u00e9 que publier un correctif direct trop t\u00f4t aurait expos\u00e9 les d\u00e9tails de la vuln\u00e9rabilit\u00e9 \u00e0 quiconque pouvait lire le code mis \u00e0 jour. Le d\u00e9sactiver d&rsquo;abord a permis de gagner du temps pour finaliser le correctif du circuit sans alerter d&rsquo;\u00e9ventuels acteurs malveillants.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Zebra 5.0.0 a ensuite activ\u00e9 le hard fork NU6.2 \u00e0 la hauteur de bloc 3 364 600 du mainnet le 3 juin. Cette version a r\u00e9activ\u00e9 Orchard en utilisant un circuit corrig\u00e9 et a d\u00e9finitivement ferm\u00e9 la vuln\u00e9rabilit\u00e9. <\/span><\/p>\n<p><span style=\"font-weight: 400\">La Foundation a clarifi\u00e9 qu&rsquo;un hard fork \u00e9tait n\u00e9cessaire car corriger un circuit de <\/span><a href=\"https:\/\/en.wikipedia.org\/wiki\/Zero-knowledge_proof\"><span style=\"font-weight: 400\">preuve \u00e0 connaissance nulle <\/span><\/a><span style=\"font-weight: 400\">n\u00e9cessite de mettre \u00e0 jour la cl\u00e9 de v\u00e9rification \u00e9pingl\u00e9e, ce qu&rsquo;un simple correctif logiciel de n\u0153ud ne peut pas faire seul.<\/span><\/p>\n<p><span style=\"font-weight: 400\">La Foundation a confirm\u00e9 que l&rsquo;offre totale du pool Orchard \u00e9tait rest\u00e9e intacte tout au long, v\u00e9rifi\u00e9 par le m\u00e9canisme de tourniquet de Zcash. <\/span><\/p>\n<p><span style=\"font-weight: 400\">Les transactions Sapling et transparentes n&rsquo;ont jamais \u00e9t\u00e9 affect\u00e9es. Tous les op\u00e9rateurs de n\u0153uds Zebra sont maintenant vivement encourag\u00e9s \u00e0 passer \u00e0 la version 5.0.0.<\/span><\/p>\n<h2><b>Le prix du ZEC approche de la r\u00e9sistance \u00e0 610 $ alors que le march\u00e9 surveille de pr\u00e8s<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Du c\u00f4t\u00e9 des prix, ZEC attire l&rsquo;attention des analystes techniques. <\/span><\/p>\n<p><span style=\"font-weight: 400\">Le trader de crypto Ardi a signal\u00e9 le niveau de 610 $ comme une zone critique sur les r\u00e9seaux sociaux, le d\u00e9crivant comme un pivot de r\u00e9sistance multi-temporel. Selon Ardi, plusieurs pouss\u00e9es vers 650 $ ont \u00e9t\u00e9 revendues en dessous de 610 $, indiquant une liquidit\u00e9 pi\u00e9g\u00e9e au-dessus de cette r\u00e9gion.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\"><a href=\"https:\/\/x.com\/search?q=%24ZEC&amp;src=ctag&amp;ref_src=twsrc%5Etfw\">$ZEC<\/a><\/p>\n<p>Decision time.<\/p>\n<p>We&#39;re now seeing ZEC approach a pretty important level which probably decides whether it has another push in it or not.<\/p>\n<p>$610 is the line which it needs to clear.<\/p>\n<p>It\u2019s the multi-timeframe resistance pivot, and structurally, it\u2019s still acting as the left\u2026 <a href=\"https:\/\/t.co\/93ZVMqhJNa\">pic.twitter.com\/93ZVMqhJNa<\/a><\/p>\n<p>&mdash; Ardi (@ArdiNSC) <a href=\"https:\/\/x.com\/ArdiNSC\/status\/2062133800079880254?ref_src=twsrc%5Etfw\">June 3, 2026<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.x.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p><span style=\"font-weight: 400\">Ardi a not\u00e9 que si ZEC continue de rejeter \u00e0 610 $, le march\u00e9 pourrait former un sommet macro inf\u00e9rieur avant de baisser. <\/span><\/p>\n<p><span style=\"font-weight: 400\">D&rsquo;un autre c\u00f4t\u00e9, une reprise de 610 $ avec plusieurs cl\u00f4tures soutenues au-dessus pourrait pousser le prix vers des sommets locaux juste en dessous de 700 $. Le trader a ajout\u00e9 que le rapport risque\/r\u00e9compense le plus net pour les acheteurs reste \u00e0 une cassure confirm\u00e9e des sommets de la fourchette, pas avant.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Selon les donn\u00e9es de CoinGecko, ZEC <\/span><a href=\"https:\/\/www.coingecko.com\/en\/coins\/zcash\"><span style=\"font-weight: 400\">se n\u00e9gocie \u00e0 619,47 $<\/span><\/a><span style=\"font-weight: 400\"> avec un volume de transactions sur 24 heures de plus de 1,4 milliard de dollars. Le jeton est en hausse de 8,50 % au cours des derni\u00e8res 24 heures et de 7,51 % au cours des sept derniers jours.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La Zcash Foundation corrige un bug critique du circuit Orchard via un hard fork d&rsquo;urgence alors que ZEC se n\u00e9gocie au-dessus de la r\u00e9sistance \u00e0 610 $. Voici ce qui s&rsquo;est pass\u00e9. La Zcash Foundation a agi rapidement la semaine derni\u00e8re. Une vuln\u00e9rabilit\u00e9 critique de validit\u00e9 d\u00e9couverte dans le circuit Orchard Action a d\u00e9clench\u00e9 une [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":6382,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[15,37],"tags":[],"class_list":["post-6383","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-altcoin-news","category-security-ransomware"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La mise \u00e0 jour d&#039;urgence de Zcash corrige un bug critique alors que le ZEC vise une perc\u00e9e \u00e0 610 $ - France Live Bitcoin News<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/06\/03\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La mise \u00e0 jour d&#039;urgence de Zcash corrige un bug critique alors que le ZEC vise une perc\u00e9e \u00e0 610 $ - France Live Bitcoin News\" \/>\n<meta property=\"og:description\" content=\"La Zcash Foundation corrige un bug critique du circuit Orchard via un hard fork d&rsquo;urgence alors que ZEC se n\u00e9gocie au-dessus de la r\u00e9sistance \u00e0 610 $. Voici ce qui s&rsquo;est pass\u00e9. La Zcash Foundation a agi rapidement la semaine derni\u00e8re. Une vuln\u00e9rabilit\u00e9 critique de validit\u00e9 d\u00e9couverte dans le circuit Orchard Action a d\u00e9clench\u00e9 une [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/06\/03\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\/\" \/>\n<meta property=\"og:site_name\" content=\"France Live Bitcoin News\" \/>\n<meta property=\"article:published_time\" content=\"2026-06-03T16:18:01+00:00\" \/>\n<meta name=\"author\" content=\"frenchlbn\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"frenchlbn\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/06\\\/03\\\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/06\\\/03\\\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\\\/\"},\"author\":{\"name\":\"frenchlbn\",\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/#\\\/schema\\\/person\\\/cf8f1f85189588768e507a2eb234cba8\"},\"headline\":\"La mise \u00e0 jour d&rsquo;urgence de Zcash corrige un bug critique alors que le ZEC vise une perc\u00e9e \u00e0 610 $\",\"datePublished\":\"2026-06-03T16:18:01+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/06\\\/03\\\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\\\/\"},\"wordCount\":931,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/06\\\/03\\\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/wp-content\\\/uploads\\\/sites\\\/4\\\/2026\\\/06\\\/shutterstock_1185176005-zcash-zec.jpg\",\"articleSection\":[\"Altcoin News\",\"Security &amp; Ransomware\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/06\\\/03\\\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/06\\\/03\\\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\\\/\",\"url\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/06\\\/03\\\/la-mise-a-jour-durgence-de-zcash-corrige-un-bug-critique-alors-que-le-zec-vise-une-percee-a-610\\\/\",\"name\":\"La mise \u00e0 jour d'urgence de Zcash corrige un bug critique alors que le ZEC vise une perc\u00e9e \u00e0 610 $ - 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