{"id":9471,"date":"2026-07-20T10:14:13","date_gmt":"2026-07-20T10:14:13","guid":{"rendered":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/20\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\/"},"modified":"2026-07-20T10:14:13","modified_gmt":"2026-07-20T10:14:13","slug":"la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme","status":"publish","type":"post","link":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/20\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\/","title":{"rendered":"La pouss\u00e9e de confidentialit\u00e9 de Bitcoin progresse alors que Vitalik Buterin d\u00e9voile une d\u00e9monstration de panneau d&rsquo;affichage anonyme"},"content":{"rendered":"<p><em><strong>Vitalik Buterin d\u00e9voile une d\u00e9mo de confidentialit\u00e9 Aztec utilisant ZK-SNARKs pour des publications anonymes avec des outils de mod\u00e9ration int\u00e9gr\u00e9s.<\/strong><\/em><\/p>\n<p><span style=\"font-weight: 400\">Les discussions sur la confidentialit\u00e9 de Bitcoin et des cryptomonnaies ont pris un nouvel \u00e9lan apr\u00e8s que le <\/span><a href=\"https:\/\/www.livebitcoinnews.com\/vitalik-backs-ethereums-dynamic-availability-consensus-model\/\"><span style=\"font-weight: 400\">cofondateur d&rsquo;Ethereum <\/span><\/a><span style=\"font-weight: 400\">Vitalik Buterin a r\u00e9v\u00e9l\u00e9 une nouvelle application exp\u00e9rimentale construite sur Aztec.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le projet d\u00e9montre un panneau d&rsquo;affichage anonyme qui combine des publications priv\u00e9es avec des fonctions de mod\u00e9ration aliment\u00e9es par la technologie \u00e0 connaissance nulle.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Buterin a partag\u00e9 la d\u00e9mo en la reliant \u00e0 un article ant\u00e9rieur expliquant les applications pr\u00e9servant la confidentialit\u00e9 pour ZK-SNARKs.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Cette publication offre un aper\u00e7u pr\u00e9coce de la mani\u00e8re dont les outils de confidentialit\u00e9 de la blockchain pourraient \u00e9voluer au-del\u00e0 des transactions financi\u00e8res.<\/span><\/p>\n<h2><b>La confidentialit\u00e9 de Bitcoin et des cryptomonnaies inspire une d\u00e9mo de panneau d&rsquo;affichage anonyme<\/b><\/h2>\n<p><a href=\"https:\/\/www.livebitcoinnews.com\/vitalik-buterin-outlines-ethereum-role-as-global-shared-memory-layer\/\"><span style=\"font-weight: 400\">Vitalik Buterin<\/span><\/a><span style=\"font-weight: 400\"> a annonc\u00e9 avoir construit une version prototype d&rsquo;un panneau d&rsquo;affichage anonyme avec mod\u00e9ration en utilisant le r\u00e9seau Aztec.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Il a d\u00e9crit le projet comme une exp\u00e9rience pr\u00e9coce qui prend d\u00e9j\u00e0 en charge des fonctions pratiques pour la communication priv\u00e9e. Le concept s&rsquo;appuie sur un article de blog publi\u00e9 en 2022.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Cette proposition explorait comment les utilisateurs pouvaient publier des messages sans r\u00e9v\u00e9ler leur identit\u00e9 tout en respectant les r\u00e8gles de mod\u00e9ration de la communaut\u00e9 via des preuves \u00e0 connaissance nulle.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Vibe-coded a toy demo version of the &quot;anon billboard with moderation&quot; idea from <a href=\"https:\/\/t.co\/fheLOlfF3F\">https:\/\/t.co\/fheLOlfF3F<\/a> on aztec<a href=\"https:\/\/t.co\/iIkwH3UbO4\">https:\/\/t.co\/iIkwH3UbO4<\/a><\/p>\n<p>It&#39;s early days but you can already do very interesting nontrivial stuff! <a href=\"https:\/\/t.co\/NbfrBJ4FtU\">pic.twitter.com\/NbfrBJ4FtU<\/a><\/p>\n<p>&mdash; vitalik.eth (@VitalikButerin) <a href=\"https:\/\/x.com\/VitalikButerin\/status\/2078966876198105183?ref_src=twsrc%5Etfw\">July 19, 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\">Selon l&rsquo;explication partag\u00e9e, les utilisateurs peuvent prouver qu&rsquo;ils d\u00e9tiennent des informations d&rsquo;identification valides sans r\u00e9v\u00e9ler leur portefeuille ou leur identit\u00e9.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les v\u00e9rifications de r\u00e9putation ont \u00e9galement lieu \u00e0 l&rsquo;int\u00e9rieur des preuves cryptographiques au lieu d&rsquo;appara\u00eetre sur un compte public de la blockchain.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le dernier prototype se concentre sur les publications anonymes et la protection de l&rsquo;identit\u00e9. Il n&rsquo;inclut pas encore le syst\u00e8me complet de r\u00e9putation et de mod\u00e9ration d\u00e9crit dans la recherche ant\u00e9rieure.<\/span><\/p>\n<h2><b>La technologie ZK-SNARK alimente la communication cryptographique priv\u00e9e<\/b><\/h2>\n<p><span style=\"font-weight: 400\">La d\u00e9mo utilise les notes et les nullifiers d&rsquo;Aztec pour g\u00e9rer l&rsquo;\u00e9tat priv\u00e9. Les notes stockent des informations chiffr\u00e9es, tandis que les nullifiers emp\u00eachent les utilisateurs de r\u00e9p\u00e9ter la m\u00eame action sans exposer leur identit\u00e9.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le r\u00e9f\u00e9rentiel d\u00e9crit un forum de messages anonyme o\u00f9 les utilisateurs d\u00e9posent de l&rsquo;ETH, publient des messages de mani\u00e8re priv\u00e9e sur Aztec, puis retirent des fonds.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les donn\u00e9es de transaction publiques ne r\u00e9v\u00e8lent pas l&rsquo;exp\u00e9diteur de chaque publication ni ne le relient au d\u00e9p\u00f4t initial.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le projet introduit \u00e9galement des limites de taux li\u00e9es \u00e0 la taille du d\u00e9p\u00f4t. Les utilisateurs peuvent publier plus fr\u00e9quemment en d\u00e9posant des montants plus importants, tandis que les verrous temporels priv\u00e9s aident \u00e0 contr\u00f4ler le spam.<\/span><\/p>\n<p><span style=\"font-weight: 400\">La confidentialit\u00e9 reste l&rsquo;objectif de conception central. La <\/span><a href=\"https:\/\/github.com\/vbuterin\/aztec_experiments\"><span style=\"font-weight: 400\">documentation <\/span><\/a><span style=\"font-weight: 400\">indique que tous les d\u00e9posants actifs contribuent \u00e0 l&rsquo;ensemble d&rsquo;anonymat jusqu&rsquo;\u00e0 ce qu&rsquo;ils retirent leurs fonds.<\/span><\/p>\n<p><b><i>Lire aussi :<\/i><\/b><\/p>\n<p>https:\/\/www.livebitcoinnews.com\/bitcoin-bear-market-2026-two-on-chain-signals-say-the-bottom-might-already-be-in\/<\/p>\n<h2><b>Les fonctionnalit\u00e9s de mod\u00e9ration des cryptomonnaies \u00e9largissent la recherche sur la confidentialit\u00e9<\/b><\/h2>\n<p><span style=\"font-weight: 400\">Le r\u00e9f\u00e9rentiel comprend des outils de mod\u00e9ration en plus des publications anonymes.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Un mod\u00e9rateur d\u00e9sign\u00e9 peut signaler les publications qui enfreignent la politique publi\u00e9e, les faisant dispara\u00eetre du fil d&rsquo;actualit\u00e9 par d\u00e9faut tout en appliquant des p\u00e9nalit\u00e9s de publication \u00e0 l&rsquo;activit\u00e9 future.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Un d\u00e9mon de mod\u00e9ration automatis\u00e9 fait \u00e9galement partie de l&rsquo;exp\u00e9rience. Il lit la politique de mod\u00e9ration <\/span><a href=\"https:\/\/www.investopedia.com\/terms\/c\/chain-transactions-cryptocurrency.asp\"><span style=\"font-weight: 400\">on-chain <\/span><\/a><span style=\"font-weight: 400\">, \u00e9value les publications avec un mod\u00e8le de langage h\u00e9berg\u00e9 localement et signale le contenu qui enfreint les r\u00e8gles publi\u00e9es.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le projet contient des travaux de v\u00e9rification formelle couvrant la confidentialit\u00e9, les limites de taux, les contr\u00f4les de censure et la s\u00e9curit\u00e9 des d\u00e9p\u00f4ts.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le r\u00e9f\u00e9rentiel rapporte actuellement des dizaines de th\u00e9or\u00e8mes de s\u00e9curit\u00e9 v\u00e9rifi\u00e9s soutenant la conception du prototype. Buterin a d\u00e9crit la publication comme une exp\u00e9rience \u00e0 un stade pr\u00e9coce.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">La d\u00e9mo met n\u00e9anmoins en \u00e9vidence le d\u00e9veloppement en cours autour d&rsquo;applications <\/span><a href=\"https:\/\/www.investopedia.com\/terms\/b\/blockchain.asp\"><span style=\"font-weight: 400\">blockchain <\/span><\/a><span style=\"font-weight: 400\">ax\u00e9es sur la confidentialit\u00e9 qui s&rsquo;\u00e9tendent au-del\u00e0 des paiements vers la communication anonyme en ligne.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vitalik Buterin d\u00e9voile une d\u00e9mo de confidentialit\u00e9 Aztec utilisant ZK-SNARKs pour des publications anonymes avec des outils de mod\u00e9ration int\u00e9gr\u00e9s. Les discussions sur la confidentialit\u00e9 de Bitcoin et des cryptomonnaies ont pris un nouvel \u00e9lan apr\u00e8s que le cofondateur d&rsquo;Ethereum Vitalik Buterin a r\u00e9v\u00e9l\u00e9 une nouvelle application exp\u00e9rimentale construite sur Aztec.\u00a0 Le projet d\u00e9montre un [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":9470,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[12],"tags":[],"class_list":["post-9471","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-market-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La pouss\u00e9e de confidentialit\u00e9 de Bitcoin progresse alors que Vitalik Buterin d\u00e9voile une d\u00e9monstration de panneau d&#039;affichage anonyme - 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\/07\/20\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La pouss\u00e9e de confidentialit\u00e9 de Bitcoin progresse alors que Vitalik Buterin d\u00e9voile une d\u00e9monstration de panneau d&#039;affichage anonyme - France Live Bitcoin News\" \/>\n<meta property=\"og:description\" content=\"Vitalik Buterin d\u00e9voile une d\u00e9mo de confidentialit\u00e9 Aztec utilisant ZK-SNARKs pour des publications anonymes avec des outils de mod\u00e9ration int\u00e9gr\u00e9s. Les discussions sur la confidentialit\u00e9 de Bitcoin et des cryptomonnaies ont pris un nouvel \u00e9lan apr\u00e8s que le cofondateur d&rsquo;Ethereum Vitalik Buterin a r\u00e9v\u00e9l\u00e9 une nouvelle application exp\u00e9rimentale construite sur Aztec.\u00a0 Le projet d\u00e9montre un [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/20\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\/\" \/>\n<meta property=\"og:site_name\" content=\"France Live Bitcoin News\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-20T10:14:13+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\\\/07\\\/20\\\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\\\/\"},\"author\":{\"name\":\"frenchlbn\",\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/#\\\/schema\\\/person\\\/cf8f1f85189588768e507a2eb234cba8\"},\"headline\":\"La pouss\u00e9e de confidentialit\u00e9 de Bitcoin progresse alors que Vitalik Buterin d\u00e9voile une d\u00e9monstration de panneau d&rsquo;affichage anonyme\",\"datePublished\":\"2026-07-20T10:14:13+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\\\/\"},\"wordCount\":771,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/wp-content\\\/uploads\\\/sites\\\/4\\\/2026\\\/07\\\/3_Vitalik_Buterin_Donates_Animal_Themed_Memecoins_to_Charity_for.png\",\"articleSection\":[\"Market News\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\\\/\",\"url\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-poussee-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demonstration-de-panneau-daffichage-anonyme\\\/\",\"name\":\"La pouss\u00e9e de confidentialit\u00e9 de Bitcoin progresse alors que Vitalik Buterin d\u00e9voile une d\u00e9monstration de panneau d'affichage anonyme - 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