{"id":9475,"date":"2026-07-20T11:06:27","date_gmt":"2026-07-20T11:06:27","guid":{"rendered":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/20\/la-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\/"},"modified":"2026-07-20T11:06:27","modified_gmt":"2026-07-20T11:06:27","slug":"la-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage","status":"publish","type":"post","link":"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/20\/la-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\/","title":{"rendered":"La campagne de confidentialit\u00e9 de Bitcoin progresse alors que Vitalik Buterin d\u00e9voile une d\u00e9mo anonyme sur un panneau d&rsquo;affichage"},"content":{"rendered":"<p><em><strong>Vitalik Buterin d\u00e9voile une d\u00e9mo de confidentialit\u00e9 azt\u00e8que utilisant ZK-SNARK pour la publication anonyme 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 du Bitcoin et de la cryptographie ont pris un nouvel \u00e9lan apr\u00e8s<\/span><a href=\"https:\/\/www.livebitcoinnews.com\/vitalik-backs-ethereums-dynamic-availability-consensus-model\/\"><span style=\"font-weight: 400\">\u00c9thereum<\/span><\/a><span style=\"font-weight: 400\">le co-fondateur Vitalik Buterin a r\u00e9v\u00e9l\u00e9 une nouvelle application exp\u00e9rimentale bas\u00e9e sur Aztec.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le projet pr\u00e9sente un panneau d&rsquo;affichage anonyme qui combine la publication priv\u00e9e avec des fonctionnalit\u00e9s de mod\u00e9ration aliment\u00e9es par une technologie sans connaissance.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Buterin a partag\u00e9 la d\u00e9mo tout en la reliant \u00e0 un article ant\u00e9rieur expliquant les applications pr\u00e9servant la confidentialit\u00e9 pour les ZK-SNARK.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le communiqu\u00e9 offre un premier aper\u00e7u 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 des bitcoins et des cryptomonnaies inspire une d\u00e9mo anonyme sur un panneau d&rsquo;affichage<\/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 premi\u00e8re exp\u00e9rience qui prend d\u00e9j\u00e0 en charge des fonctions pratiques de communication priv\u00e9e. Le concept s\u2019appuie 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 exposer leur identit\u00e9 tout en suivant les r\u00e8gles de mod\u00e9ration de la communaut\u00e9 gr\u00e2ce \u00e0 des preuves sans connaissance.<\/span><\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Vibe-cod\u00e9 une version de d\u00e9monstration de jouet de l&rsquo;id\u00e9e \u00ab\u00a0panneau d&rsquo;affichage anonyme avec mod\u00e9ration\u00a0\u00bb de<a href=\"https:\/\/t.co\/fheLOlfF3F\">https:\/\/t.co\/fheLOlfF3F<\/a>sur azt\u00e8que<a href=\"https:\/\/t.co\/iIkwH3UbO4\">https:\/\/t.co\/iIkwH3UbO4<\/a><\/p>\n<p>Il est encore t\u00f4t mais vous pouvez d\u00e9j\u00e0 faire des choses tr\u00e8s int\u00e9ressantes et non triviales\u00a0!<a href=\"https:\/\/t.co\/NbfrBJ4FtU\">pic.twitter.com\/NbfrBJ4FtU<\/a><\/p>\n<p>\u2013 vitalik.eth (@VitalikButerin)<a href=\"https:\/\/x.com\/VitalikButerin\/status\/2078966876198105183?ref_src=twsrc%5Etfw\">19 juillet 2026<\/a><\/p>\n<\/blockquote>\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 contr\u00f4les de r\u00e9putation ont \u00e9galement lieu dans les preuves cryptographiques au lieu d&rsquo;appara\u00eetre sur un compte public blockchain.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le dernier prototype se concentre sur la publication anonyme et la protection de l&rsquo;identit\u00e9. Il n\u2019inclut pas encore le syst\u00e8me complet de r\u00e9putation et de mod\u00e9ration d\u00e9crit dans les recherches pr\u00e9c\u00e9dentes.<\/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 annulateurs d\u2019Aztec pour g\u00e9rer l\u2019\u00e9tat priv\u00e9. Notes stocke des informations crypt\u00e9es, tandis que les annuleurs 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 pr\u00e9sente un forum de discussion anonyme o\u00f9 les utilisateurs d\u00e9posent des ETH, publient des messages en priv\u00e9 sur Aztec, puis retirent des fonds.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400\">Les donn\u00e9es de transaction publique ne r\u00e9v\u00e8lent pas l\u2019exp\u00e9diteur de chaque message ni ne le relient au d\u00e9p\u00f4t original.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Le projet introduit \u00e9galement des limites de taux li\u00e9es \u00e0 la taille des d\u00e9p\u00f4ts. 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\u2019objectif central de la conception. Le<\/span><a href=\"https:\/\/github.com\/vbuterin\/aztec_experiments\"><span style=\"font-weight: 400\">documentation<\/span><\/a><span style=\"font-weight: 400\">stipule que tous les d\u00e9posants actifs contribuent \u00e0 l\u2019anonymat fix\u00e9 jusqu\u2019\u00e0 ce qu\u2019ils retirent leurs fonds.<\/span><\/p>\n<p><b><i>Lire aussi :<\/i><\/b><\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"xDIHq2Fpfi\">\n<p><a href=\"https:\/\/www.livebitcoinnews.com\/bitcoin-bear-market-2026-two-on-chain-signals-say-the-bottom-might-already-be-in\/\">Bitcoin Bear Market 2026\u00a0: deux signaux en cha\u00eene indiquent que le fond pourrait d\u00e9j\u00e0 \u00eatre atteint<\/a><\/p>\n<\/blockquote>\n<h2><b>Les fonctionnalit\u00e9s de mod\u00e9ration cryptographique \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 ainsi que 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 flux par d\u00e9faut tout en appliquant des p\u00e9nalit\u00e9s de publication aux activit\u00e9s futures.<\/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 le<\/span><a href=\"https:\/\/www.investopedia.com\/terms\/c\/chain-transactions-cryptocurrency.asp\"><span style=\"font-weight: 400\">en cha\u00eene<\/span><\/a><span style=\"font-weight: 400\">politique de mod\u00e9ration, \u00e9value les publications avec un mod\u00e8le linguistique 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 un travail 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 avant le d\u00e9veloppement en cours autour de la protection de la vie priv\u00e9e.<\/span><a href=\"https:\/\/www.investopedia.com\/terms\/b\/blockchain.asp\"><span style=\"font-weight: 400\">cha\u00eene de blocs<\/span><\/a><span style=\"font-weight: 400\">des applications qui vont au-del\u00e0 des paiements jusqu&rsquo;\u00e0 la communication en ligne anonyme.<\/span><\/p>\n<p><!-- source_url: https:\/\/www.livebitcoinnews.com\/bitcoins-privacy-push-advances-as-vitalik-buterin-unveils-anonymous-billboard-demo\/ --><\/p>\n<p><em>Source : <a href=\"https:\/\/www.livebitcoinnews.com\/bitcoins-privacy-push-advances-as-vitalik-buterin-unveils-anonymous-billboard-demo\/\" rel=\"nofollow noopener\" target=\"_blank\">Live Bitcoin News<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vitalik Buterin d\u00e9voile une d\u00e9mo de confidentialit\u00e9 azt\u00e8que utilisant ZK-SNARK pour la publication anonyme avec des outils de mod\u00e9ration int\u00e9gr\u00e9s. Les discussions sur la confidentialit\u00e9 du Bitcoin et de la cryptographie ont pris un nouvel \u00e9lan apr\u00e8s\u00c9thereumle co-fondateur Vitalik Buterin a r\u00e9v\u00e9l\u00e9 une nouvelle application exp\u00e9rimentale bas\u00e9e sur Aztec.\u00a0 Le projet pr\u00e9sente un panneau d&rsquo;affichage [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":9474,"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-9475","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 campagne de confidentialit\u00e9 de Bitcoin progresse alors que Vitalik Buterin d\u00e9voile une d\u00e9mo anonyme sur un panneau d&#039;affichage - 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-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La campagne de confidentialit\u00e9 de Bitcoin progresse alors que Vitalik Buterin d\u00e9voile une d\u00e9mo anonyme sur un panneau d&#039;affichage - France Live Bitcoin News\" \/>\n<meta property=\"og:description\" content=\"Vitalik Buterin d\u00e9voile une d\u00e9mo de confidentialit\u00e9 azt\u00e8que utilisant ZK-SNARK pour la publication anonyme avec des outils de mod\u00e9ration int\u00e9gr\u00e9s. Les discussions sur la confidentialit\u00e9 du Bitcoin et de la cryptographie ont pris un nouvel \u00e9lan apr\u00e8s\u00c9thereumle co-fondateur Vitalik Buterin a r\u00e9v\u00e9l\u00e9 une nouvelle application exp\u00e9rimentale bas\u00e9e sur Aztec.\u00a0 Le projet pr\u00e9sente un panneau d&rsquo;affichage [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/global.livebitcoinnews.com\/fr\/2026\/07\/20\/la-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\/\" \/>\n<meta property=\"og:site_name\" content=\"France Live Bitcoin News\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-20T11:06:27+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-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\\\/\"},\"author\":{\"name\":\"frenchlbn\",\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/#\\\/schema\\\/person\\\/cf8f1f85189588768e507a2eb234cba8\"},\"headline\":\"La campagne de confidentialit\u00e9 de Bitcoin progresse alors que Vitalik Buterin d\u00e9voile une d\u00e9mo anonyme sur un panneau d&rsquo;affichage\",\"datePublished\":\"2026-07-20T11:06:27+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\\\/\"},\"wordCount\":837,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/wp-content\\\/uploads\\\/sites\\\/4\\\/2026\\\/07\\\/3_Vitalik_Buterin_Donates_Animal_Themed_Memecoins_to_Charity_for-1.png\",\"articleSection\":[\"Market News\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\\\/\",\"url\":\"https:\\\/\\\/global.livebitcoinnews.com\\\/fr\\\/2026\\\/07\\\/20\\\/la-campagne-de-confidentialite-de-bitcoin-progresse-alors-que-vitalik-buterin-devoile-une-demo-anonyme-sur-un-panneau-daffichage\\\/\",\"name\":\"La campagne de confidentialit\u00e9 de Bitcoin progresse alors que Vitalik Buterin d\u00e9voile une d\u00e9mo anonyme sur un panneau d'affichage - 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