{"id":9514,"date":"2025-09-17T17:00:04","date_gmt":"2025-09-17T17:00:04","guid":{"rendered":"https:\/\/icobench.com\/fr\/?p=9514"},"modified":"2025-09-18T10:06:22","modified_gmt":"2025-09-18T10:06:22","slug":"adoption-institutionnelle-3-banques-suisses-testent-ethereum","status":"publish","type":"post","link":"https:\/\/icobench.com\/fr\/news\/adoption-institutionnelle-3-banques-suisses-testent-ethereum\/","title":{"rendered":"Adoption institutionnelle : 3 banques suisses testent Ethereum"},"content":{"rendered":"<p>L\u2019utilisation de la technologie blockchain pour effectuer des transactions bancaires n\u2019est pas toute nouvelle. <strong>Diverses banques ont d\u00e9ploy\u00e9 leurs blockchains priv\u00e9es<\/strong> ou adoptent les blockchains sp\u00e9cialis\u00e9es propos\u00e9es par les partenaires comme Ripple.<\/p>\n<p>Avec leur test r\u00e9cent, <strong>trois banques suisses ont franchi un nouveau cap<\/strong>. En utilisant la blockchain publique Ethereum, <strong>UBS, PostFinance<\/strong> et <strong>Sygnum<\/strong> ont proc\u00e9d\u00e9 \u00e0 la <strong>toute premi\u00e8re transaction bancaire contraignante<\/strong>.<\/p>\n<h2><span id=\"les_enjeux_des_transactions_sur_la_blockchain_publique\">Les enjeux des transactions sur la blockchain publique<\/span><\/h2>\n<p>C\u2019est une \u00e9tape importante qui est franchie pour l\u2019ensemble du secteur financier helv\u00e9tique. L\u2019op\u00e9ration r\u00e9alis\u00e9e pour le compte de l\u2019Association suisse des banquiers \u00e9tait <a href=\"https:\/\/www.swissbanking.ch\/fr\/medias-politique\/communiques-de-presse\/une-etape-importante-pour-la-place-financiere-suisse-letude-de-faisabilite-sur-les-deposit-token-a-ete-menee-a-bien-avec-succes\" target=\"_blank\" rel=\"noopener noreferrer\">un test de faisabilit\u00e9<\/a>. Il \u00e9tait question de d\u00e9terminer si une blockchain publique comme Ethereum pouvait \u00eatre utilis\u00e9e <strong>pour r\u00e9aliser des transactions contraignantes \u00e0 l\u2019aide de d\u00e9p\u00f4ts tok\u00e9nis\u00e9s<\/strong>.<\/p>\n<p>Pour comprendre les enjeux, il faut rappeler que le syst\u00e8me bancaire est caract\u00e9ris\u00e9 par une grande efficacit\u00e9 et une ma\u00eetrise des co\u00fbts. Cependant, le mod\u00e8le bancaire traditionnel <strong>n\u2019op\u00e8re pas en continu<\/strong> et <strong>ne propose pas de r\u00e9elle programmabilit\u00e9<\/strong>.<\/p>\n<p>En somme, l\u2019objectif n\u2019est pas de r\u00e9inventer le syst\u00e8me, mais plut\u00f4t de l\u2019am\u00e9liorer. C\u2019est dans ce contexte que la tok\u00e9nisation des d\u00e9p\u00f4ts prend tout son sens. Avec cette technologie, les transactions pourraient \u00eatre <strong>programm\u00e9es<\/strong>, <strong>trait\u00e9es 24 heures sur 24<\/strong> et <strong>int\u00e9gr\u00e9es aux processus commerciaux automatis\u00e9s<\/strong>.<\/p>\n<figure id=\"attachment_9519\" aria-describedby=\"caption-attachment-9519\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-9519 size-full\" src=\"https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/09\/Francs-suisse.jpg\" alt=\"Francs suisse\" width=\"1200\" height=\"600\" srcset=\"https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/09\/Francs-suisse.jpg 1200w, https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/09\/Francs-suisse-300x150.jpg 300w, https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/09\/Francs-suisse-1024x512.jpg 1024w, https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/09\/Francs-suisse-768x384.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\"><figcaption id=\"caption-attachment-9519\" class=\"wp-caption-text\">Source : Photo de <a href=\"https:\/\/unsplash.com\/fr\/@purzlbaum?utm_content=creditCopyText&amp;utm_medium=referral&amp;utm_source=unsplash\" target=\"_blank\" rel=\"noopener noreferrer\">Claudio Schwarz<\/a> sur <a href=\"https:\/\/unsplash.com\/fr\/photos\/billets-de-10-et-100-sur-table-blanche-htol9OLeW20?utm_content=creditCopyText&amp;utm_medium=referral&amp;utm_source=unsplash\" target=\"_blank\" rel=\"noopener noreferrer\">Unsplash<\/a><\/figcaption><\/figure>\n<h2><span id=\"un_test_conduit_avec_grand_succes\">Un test conduit avec grand succ\u00e8s<\/span><\/h2>\n<p>En utilisant une blockchain publique, le test cherchait \u00e0 tester trois hypoth\u00e8ses. D\u2019abord, v\u00e9rifier <strong>le fonctionnement des d\u00e9p\u00f4ts tok\u00e9nis\u00e9s commun<\/strong><strong>s aux banques<\/strong><strong> sur une blockchain publique<\/strong>. Ensuite, confirmer <strong>l\u2019acc\u00e8s restreint aux contrats intelligents<\/strong> d\u00e9ploy\u00e9s. Et enfin, s\u2019assurer que les paiements soient <strong>juridiquement contraignants<\/strong>.<\/p>\n<p>Ce test a \u00e9t\u00e9 conduit par les banques <strong>PostFinance, UBS<\/strong> et <a href=\"https:\/\/icobench.com\/fr\/news\/bitcoin-la-nouvelle-ruee-vers-lor-qui-inquiete\/\" rel=\"\">Sygnum<\/a>. D\u2019apr\u00e8s le communiqu\u00e9 de presse de l\u2019Association suisse des banquiers, le test a \u00e9t\u00e9 concluant pour les deux cas d\u2019utilisation propos\u00e9s. D\u2019abord, le traitement de paiements <strong>entre clients de banques diff\u00e9rentes<\/strong>. Ensuite<strong>, la conservation fiduciaire<\/strong> avec traitement automatique des transactions.<\/p>\n<p>D\u2019apr\u00e8s les conclusions du rapport, la prochaine \u00e9tape devrait \u00eatre l\u2019expansion \u00e0 d\u2019autres banques et acteurs du paysage financier suisse. Ceci, \u00e0 travers <strong>une collaboration plus pouss\u00e9e et des partenariats avec les op\u00e9rateurs d\u2019infrastructure<\/strong>.<\/p>\n<figure id=\"attachment_9518\" aria-describedby=\"caption-attachment-9518\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"wp-image-9518 size-full\" src=\"https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/09\/Drapeau-Suisse.jpg\" alt=\"Drapeau Suisse\" width=\"1200\" height=\"600\" srcset=\"https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/09\/Drapeau-Suisse.jpg 1200w, https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/09\/Drapeau-Suisse-300x150.jpg 300w, https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/09\/Drapeau-Suisse-1024x512.jpg 1024w, https:\/\/icobench.com\/fr\/wp-content\/uploads\/sites\/5\/2025\/09\/Drapeau-Suisse-768x384.jpg 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\"><figcaption id=\"caption-attachment-9518\" class=\"wp-caption-text\">Source : Photo de <a href=\"https:\/\/unsplash.com\/fr\/@aridinar?utm_content=creditCopyText&amp;utm_medium=referral&amp;utm_source=unsplash\" target=\"_blank\" rel=\"noopener noreferrer\">Ari Dinar<\/a> sur <a href=\"https:\/\/unsplash.com\/fr\/photos\/un-drapeau-suisse-soufflant-au-vent-pres-dun-plan-deau-xiqUVLjYDN8?utm_content=creditCopyText&amp;utm_medium=referral&amp;utm_source=unsplash\" target=\"_blank\" rel=\"noopener noreferrer\">Unsplash<\/a><\/figcaption><\/figure>\n<h2><span id=\"un_test_qui_vient_a_point_nomme\">Un test qui vient \u00e0 point nomm\u00e9<\/span><\/h2>\n<p>Cette op\u00e9ration de test n\u2019a pour vocation que d\u2019\u00eatre un \u201cProof of Concept\u201d. Ceci dit, le timing du test est tr\u00e8s \u00e9loquent. Dans un contexte o\u00f9 <strong>les protocoles DeFi prennent de vitesse la majorit\u00e9 des institutions bancaires<\/strong>, l\u2019\u00e9tude de faisabilit\u00e9 donne un aper\u00e7u des priorit\u00e9s de l\u2019Association suisse des banquiers.<\/p>\n<p>En effet, cerner la mani\u00e8re dont les technologies blockchains peuvent <strong>g\u00e9n\u00e9rer des avantages pour l\u2019\u00e9conomie et les banques<\/strong> est une priorit\u00e9 majeure. Apr\u00e8s tout, l\u2019acc\u00e9l\u00e9ration des paiements et la r\u00e9duction des co\u00fbts est l\u2019un des objectifs \u00e0 atteindre <strong>pour concurrencer les stablecoins<\/strong>. En particulier, quand il s\u2019agit de grands montants.<\/p>\n<p>De ce point de vue, le choix d\u2019une blockchain publique prend \u00e9galement tout son sens. Car, pour les banques, il sera question de d\u00e9montrer le c\u00f4t\u00e9 pratique et polyvalent de leurs solutions de paiement. Surtout dans <strong>des pays comme la Suisse<\/strong>, o\u00f9 l\u2019utilisation massive des stablecoins en USD pour les<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019utilisation de la technologie blockchain pour effectuer des transactions bancaires n\u2019est pas toute nouvelle. Diverses banques ont d\u00e9ploy\u00e9 leurs&#8230;<\/p>\n","protected":false},"author":224,"featured_media":9516,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[7],"tags":[],"class_list":["post-9514","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","entry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Adoption institutionnelle : 3 banques suisses testent Ethereum<\/title>\n<meta name=\"description\" content=\"L\u2019Association suisse des banquiers \u00e9tudie la faisabilit\u00e9 des transactions bancaires avec des d\u00e9p\u00f4ts tok\u00e9nis\u00e9s via des blockchains publiques\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" 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