{"id":14173,"date":"2025-10-22T14:00:36","date_gmt":"2025-10-22T14:00:36","guid":{"rendered":"https:\/\/www.coinspeaker.com\/fr\/?p=14173"},"modified":"2025-10-22T13:53:53","modified_gmt":"2025-10-22T13:53:53","slug":"coinbase-transactions-privees-base","status":"publish","type":"post","link":"https:\/\/www.coinspeaker.com\/fr\/coinbase-transactions-privees-base\/","title":{"rendered":"Coinbase veut remettre la confidentialit\u00e9 au c\u0153ur de Base"},"content":{"rendered":"<h2>Des paiements qui ne s&rsquo;\u00e9talent pas : le signal public d&rsquo;Armstrong<\/h2>\n<p>Coinbase assume la direction prise : \u00ab Base is building private transactions \u00bb, \u00e9crit son PDG, en rappelant l&rsquo;int\u00e9gration de l&rsquo;\u00e9quipe Iron Fish. Le message vise les usages les plus concrets, du salaire au r\u00e8glement fournisseur, o\u00f9 la transparence int\u00e9grale d&rsquo;une blockchain publique pose probl\u00e8me.<\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"474\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">Base is building private transactions. <\/p>\n<p>We acquired the Iron Fish team back in Mar 2025 to start working on this. More to share soon. <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/t.co\/ZzRHZRH9yN\">https:\/\/t.co\/ZzRHZRH9yN<\/a><\/p>\n<p>&mdash; Brian Armstrong (@brian_armstrong) <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/twitter.com\/brian_armstrong\/status\/1980732855014813712?ref_src=twsrc%5Etfw\">October 21, 2025<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>Dans l&rsquo;\u00e9cosyst\u00e8me, l&rsquo;annonce est re\u00e7ue comme un jalon attendu. Base propose des envois d&rsquo;USDC moins expos\u00e9s aux curieux, tout en gardant la v\u00e9rifiabilit\u00e9 du r\u00e8glement.<\/p>\n<p>Coinbase ne d\u00e9taille pas encore les modalit\u00e9s d&rsquo;acc\u00e8s ni l&rsquo;\u00e9ventuel passage par du KYC au moment d&rsquo;activer ce \u00ab <strong>mode priv\u00e9<\/strong> \u00bb. L&rsquo;entreprise promet d&rsquo;en dire davantage bient\u00f4t.<\/p>\n<h2>Confidentialit\u00e9 v\u00e9rifiable plut\u00f4t que secret int\u00e9gral<\/h2>\n<p>Iron Fish ne vend pas l&rsquo;invisibilit\u00e9 totale. Sa promesse tient dans un duo technique : preuves ZK pour valider un transfert sans r\u00e9v\u00e9ler montants ni adresses, et view keys g\u00e9n\u00e9r\u00e9es \u00e0 la cr\u00e9ation d&rsquo;un wallet pour partager, si n\u00e9cessaire, une lecture seule \u00e0 un auditeur, un r\u00e9gulateur ou un service fiscal.<\/p>\n<p>On ne publie rien de sensible onchain, mais on peut prouver, sur demande, ce qu&rsquo;il faut \u00e0 la bonne personne. C&rsquo;est un mod\u00e8le de \u00ab <strong>confidentialit\u00e9 contr\u00f4lable<\/strong> \u00bb qui parle autant aux particuliers qu&rsquo;aux entreprises.<\/p>\n<p>C&rsquo;est aussi un compromis assum\u00e9. Les documents d&rsquo;Iron Fish expliquent que l&rsquo;\u00e9quipe rejointe par Base poursuivra la mission de couche de confidentialit\u00e9 universelle interop\u00e9rable avec l&rsquo;\u00e9cosyst\u00e8me EVM.<\/p>\n<p>L&rsquo;ambition : permettre \u00e0 n&rsquo;importe quel actif de voyager dans un espace chiffr\u00e9, puis de ressortir l\u00e0 o\u00f9 la liquidit\u00e9 vit, <a href=\"https:\/\/www.coinspeaker.com\/fr\/coinbase-wallet-base-app\/\">Base<\/a> compris.<\/p>\n<h2>Du terrain au produit : USDC priv\u00e9 via ChainPort, d\u00e9j\u00e0 en route<\/h2>\n<p>Concr\u00e8tement, Iron Fish s&rsquo;appuie sur le bridge ChainPort pour envelopper des actifs et offrir des transferts priv\u00e9s d&rsquo;USDC sur plus de vingt cha\u00eenes compatibles EVM, dont Base.<\/p>\n<p>Le parcours type est simple \u00e0 expliquer aux utilisateurs : on part de Base, on \u00ab porte \u00bb l&rsquo;USDC dans l&rsquo;espace priv\u00e9, on r\u00e8gle, on ressort sur Base.<\/p>\n<p>Les \u00e9quipes de ChainPort et d&rsquo;Iron Fish ont d\u00e9taill\u00e9 cette m\u00e9canique, avec d\u00e9tection de menaces en temps r\u00e9el c\u00f4t\u00e9 bridge et <strong>filtrage des fonds non conformes<\/strong>.<\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"474\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">2\/ Why does this matter?<\/p>\n<p>Stablecoins dominate crypto transactions, but they\u2019ve never been private. Every transfer is traceable\u2014until now.<\/p>\n<p>By bridging USDC via ChainPort, you gain fully encrypted transactions on Iron Fish, a privacy-first Layer 1.<\/p>\n<p>&mdash; Iron Fish (@ironfishcrypto) <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/twitter.com\/ironfishcrypto\/status\/1884976114239447327?ref_src=twsrc%5Etfw\">January 30, 2025<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>Cet outillage n&rsquo;a rien d&rsquo;un futur hypoth\u00e9tique. Iron Fish communique depuis des mois sur l&rsquo;USDC priv\u00e9 multi-cha\u00eenes et cite explicitement Base parmi les destinations.<\/p>\n<p>Pour les utilisateurs, l&rsquo;int\u00e9r\u00eat est imm\u00e9diat : payer sans exposer ses flux \u00e0 toute la place, tout en gardant des re\u00e7us cryptographiques partageables au besoin. Pour les builders, c&rsquo;est une palette de parcours produits, du \u00ab mode priv\u00e9 \u00bb \u00e0 l&rsquo;audit s\u00e9lectif via <a href=\"https:\/\/www.coinspeaker.com\/fr\/coinbase-tresor-americain-plan-anti-blanchiment\/\">view keys<\/a>.<\/p>\n<h2>Les questions qui f\u00e2chent encore un peu<\/h2>\n<p>L&rsquo;annonce d&rsquo;Armstrong change la donne, sans clore le d\u00e9bat. \u00c0 clarifier : le cadre d&rsquo;acc\u00e8s aux transactions priv\u00e9es, la gestion pratique des view keys par des entreprises non crypto natives, le co\u00fbt et la latence du passage par un bridge, ainsi que la politique exacte sur l&rsquo;entr\u00e9e de \u00ab fonds propres \u00bb c\u00f4t\u00e9 Iron Fish et ChainPort.<\/p>\n<p>Selon l&rsquo;impl\u00e9mentation choisie, \u00ab priv\u00e9 \u00bb ne voudra pas dire opaque, et certains demanderont o\u00f9 se situe la <strong>ligne de partage<\/strong> entre discr\u00e9tion et divulgation sur demande.<\/p>\n<p>Reste que le mouvement est net. Base ne traite plus la confidentialit\u00e9 comme un bonus, mais comme une couche fonctionnelle au service de paiements r\u00e9els.<\/p>\n<p>Si Coinbase r\u00e9ussit \u00e0 industrialiser ce mod\u00e8le sans heurter la conformit\u00e9, l&rsquo;\u00e9cosyst\u00e8me gagnera un pr\u00e9c\u00e9dent utile : des stablecoins qui circulent \u00e0 l&rsquo;abri des regards, des preuves \u00e0 la demande quand il le faut, et une exp\u00e9rience qui n&rsquo;oblige plus \u00e0 choisir entre vie priv\u00e9e et usage. Les briques sont l\u00e0, l&rsquo;alignement produit-r\u00e9gulation d\u00e9cidera du <a href=\"https:\/\/ironfish.network\/\" target=\"_blank\" rel=\"noopener\">tempo<\/a>.<\/p>\n<hr \/>\n<p>\u00c0 lire aussi :<\/p>\n<ul>\n<li><a href=\"https:\/\/www.coinspeaker.com\/fr\/coinbase-trading-dex-application-base\/\">Coinbase d\u00e9ploie le trading DEX sur son application avec Base<\/a><\/li>\n<li><a href=\"https:\/\/www.coinspeaker.com\/fr\/aero-grimpe-cassure-technique-imminente\/\">AERO grimpe de 25 % : cassure technique imminente<\/a><\/li>\n<li><a href=\"https:\/\/www.coinspeaker.com\/fr\/coinbase-liquifi-nouvelle\/\">Coinbase rach\u00e8te Liquifi : bonne ou mauvaise nouvelle ?<\/a><\/li>\n<\/ul>\n<a class=\"infinscroll_next_page_link\" style=\"display:none\" href=\"https:\/\/www.coinspeaker.com\/fr\/signal-rallye-cardano-60\/\" rel=\"prev\">next<\/a>","protected":false},"excerpt":{"rendered":"<p>Coinbase remet la vie priv\u00e9e sur la table, et pas comme une option cosm\u00e9tique : Brian Armstrong annonce des transactions priv\u00e9es en stablecoin sur Base, la couche 2 d&rsquo;Ethereum op\u00e9r\u00e9e par l&rsquo;exchange. La brique technologique vient d&rsquo;Iron Fish, \u00e9quipe rachet\u00e9e en mars, qui concilie discr\u00e9tion et exigences de contr\u00f4le.<\/p>\n","protected":false},"author":200,"featured_media":14178,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-14173","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actu"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Coinbase veut remettre la confidentialit\u00e9 au c\u0153ur de Base<\/title>\n<meta name=\"description\" content=\"Brian Armstrong annonce l\u2019arriv\u00e9e de transactions priv\u00e9es sur Base, le layer-2 d\u2019Ethereum d\u00e9velopp\u00e9 par Coinbase.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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Je souhaite y apporter mon approche analytique et rationnelle, tout en conservant ma curiosit\u00e9. En dehors de l\u2019\u00e9cran, je lis beaucoup (\u00e9conomie, essais, un peu de science-fiction) et je prends plaisir \u00e0 bricoler. Le DIY, pour moi, c\u2019est comme la crypto : comprendre, tester, construire soi-m\u00eame.","url":"https:\/\/www.coinspeaker.com\/fr\/author\/emmanuel\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/posts\/14173","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/users\/200"}],"replies":[{"embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/comments?post=14173"}],"version-history":[{"count":3,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/posts\/14173\/revisions"}],"predecessor-version":[{"id":14280,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/posts\/14173\/revisions\/14280"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/media\/14178"}],"wp:attachment":[{"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/media?parent=14173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/categories?post=14173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/tags?post=14173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}