{"id":10973,"date":"2025-09-23T14:00:39","date_gmt":"2025-09-23T14:00:39","guid":{"rendered":"https:\/\/www.coinspeaker.com\/fr\/?p=10973"},"modified":"2025-09-23T11:28:06","modified_gmt":"2025-09-23T11:28:06","slug":"vitalik-buterin-defend-base","status":"publish","type":"post","link":"https:\/\/www.coinspeaker.com\/fr\/vitalik-buterin-defend-base\/","title":{"rendered":"Vitalik Buterin prend la d\u00e9fense de Base et calme le FUD"},"content":{"rendered":"<h2>Le message de Vitalik<\/h2>\n<p>Ce rappel tombe \u00e0 pic. Surtout, insiste-t-il, un v\u00e9ritable L2 ne d\u00e9tient pas vos fonds, ne peut ni les saisir ni bloquer un retrait. C&rsquo;est une extension d&rsquo;Ethereum, pas un serveur.<\/p>\n<p>Ces derni\u00e8res semaines, le mot <strong>\u00ab\u00a0s\u00e9quenceur\u00a0\u00bb<\/strong> a d\u00e9clench\u00e9 une panique \u00e0 moiti\u00e9 th\u00e9orique, \u00e0 moiti\u00e9 politique : si un acteur ordonne des transactions, ne se rapproche-t-il pas d&rsquo;une place de march\u00e9 centralis\u00e9e, avec tout ce que cela implique en mati\u00e8re d&rsquo;agr\u00e9ment, de surveillance et de responsabilit\u00e9s ?<\/p>\n<p>Buterin rabat les cartes en revenant \u00e0 l&rsquo;<strong>essentiel<\/strong> : la garde des fonds reste c\u00f4t\u00e9 Ethereum, le chemin de sortie existe m\u00eame si la couche 2 s&rsquo;arr\u00eate, la propri\u00e9t\u00e9 ne d\u00e9pend pas d&rsquo;un op\u00e9rateur. En d&rsquo;autres termes, la confiance cryptographique ne se n\u00e9gocie pas, elle se v\u00e9rifie.<\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"474\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">based <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/t.co\/qTD4nu9mAF\">https:\/\/t.co\/qTD4nu9mAF<\/a><\/p>\n<p>&mdash; Base (@base) <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/twitter.com\/base\/status\/1970281353884377208?ref_src=twsrc%5Etfw\">September 23, 2025<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<h2>Exchange ou infrastructure, o\u00f9 placer la fronti\u00e8re ?<\/h2>\n<p>Le d\u00e9bat s&rsquo;est nourri d&rsquo;une interrogation r\u00e9gulatoire : si un \u00ab\u00a0moteur de mise en correspondance\u00a0\u00bb est contr\u00f4l\u00e9 par un seul <strong>acteur<\/strong>, l&rsquo;outil ressemble \u00e0 un exchange, donc rel\u00e8ve potentiellement d&rsquo;un r\u00e9gime d&rsquo;enregistrement strict.<\/p>\n<p>Une commissaire des march\u00e9s am\u00e9ricains a d&rsquo;ailleurs laiss\u00e9 entendre que ce cas de figure appellerait un examen <strong>s\u00e9v\u00e8re<\/strong>.<\/p>\n<p>Nuance importante toutefois : si les actifs trait\u00e9s ne constituent pas des titres <strong>financiers<\/strong>, l&rsquo;autorit\u00e9 dispose de moins \u00e0 dire.<\/p>\n<p>La tension na\u00eet de l\u00e0, entre deux r\u00e9alit\u00e9s qui coexistent : des <a href=\"https:\/\/www.coinspeaker.com\/fr\/guides\/meilleure-crypto\/\">L2 qui cherchent<\/a> un d\u00e9bit constant et une bonne protection contre le front-running, et des r\u00e9gulateurs qui redoutent qu&rsquo;un point de contr\u00f4le devienne, de fait, un <strong>guichet boursier<\/strong>.<\/p>\n<h2>Ce que fait r\u00e9ellement un s\u00e9quenceur<\/h2>\n<p>C\u00f4t\u00e9 industrie, la riposte se veut <strong>p\u00e9dagogique<\/strong>. Le s\u00e9quenceur, expliquent les constructeurs, ne \u00ab\u00a0marie\u00a0\u00bb pas des ordres d&rsquo;achat et de vente \u00e0 des prix donn\u00e9s.<\/p>\n<p>Il place les transactions dans un ordre, les <strong>agr\u00e8ge<\/strong>, puis les transmet \u00e0 la couche 1. Pas de carnet d&rsquo;ordres, pas d&rsquo;appariement, pas de fixation de prix.<\/p>\n<p>L&rsquo;image qui revient est celle d&rsquo;un aiguilleur qui fluidifie la voie rapide, sans d\u00e9cider de la destination, ni du tarif. Et, pr\u00e9cise <a href=\"https:\/\/www.base.org\/\" target=\"_blank\" rel=\"\">Base<\/a>, on peut toujours publier directement sur <strong>Ethereum<\/strong> si l&rsquo;on soup\u00e7onne une censure : la r\u00e9sistance au blocage tient \u00e0 cette porte de sortie permanente.<\/p>\n<blockquote class=\"twitter-tweet\" data-width=\"474\" data-dnt=\"true\">\n<p lang=\"en\" dir=\"ltr\">3\/ two critical things to note about this design:<\/p>\n<p>first, the sequencer is only a fast lane to get into <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/twitter.com\/base?ref_src=twsrc%5Etfw\">@base<\/a>. at any point, a user can also transact on <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/twitter.com\/base?ref_src=twsrc%5Etfw\">@base<\/a> through <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/twitter.com\/ethereum?ref_src=twsrc%5Etfw\">@ethereum<\/a> directly. this brings the full decentralization and censorship resistance of the ethereum validator set\u2026<\/p>\n<p>&mdash; jesse.base.eth (@jessepollak) <a rel=\"noopener noreferrer\" target=\"_blank\" rel=\"noopener nofollow sponsored\" href=\"https:\/\/twitter.com\/jessepollak\/status\/1970207651738067247?ref_src=twsrc%5Etfw\">September 22, 2025<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<h2>Pourquoi ce d\u00e9bat compte vraiment<\/h2>\n<p>L&rsquo;enjeu d\u00e9passe le <strong>cas d&rsquo;\u00e9cole<\/strong>. Si une L2 est assimil\u00e9e \u00e0 un exchange, elle devrait composer avec des obligations lourdes, des limites op\u00e9rationnelles et des risques de fragmentation.<\/p>\n<p>\u00c0 l&rsquo;inverse, qualifier cette architecture d&rsquo;infrastructure rapproche son statut de celui d&rsquo;un nuage d&rsquo;<strong>ex\u00e9cution<\/strong> pour contrats, o\u00f9 paiements, appels et messages se d\u00e9roulent avant leur consolidation sur L1.<\/p>\n<p>Buterin ne nie pas les <strong>zones grises<\/strong>, il met l&rsquo;accent sur la propri\u00e9t\u00e9 non-custodiale et sur la garantie ultime qu&rsquo;offre Ethereum.<\/p>\n<p>La ligne de cr\u00eate se dessine ainsi : oui \u00e0 des s\u00e9quenceurs <strong>centralis\u00e9s<\/strong> tant qu&rsquo;ils n&rsquo;alt\u00e8rent pas la souverainet\u00e9 des utilisateurs et la possibilit\u00e9 de sortie, non \u00e0 toute architecture qui capterait la garde, fixerait les prix ou emp\u00eacherait l&rsquo;exit.<\/p>\n<p>Au fond, la question est simple mais <strong>cruciale<\/strong> : qui tient la cl\u00e9 lorsqu&rsquo;un L2 s&rsquo;\u00e9teint ?<\/p>\n<p>Si le protocole de base reste la r\u00e9ponse, la qualification penche vers l&rsquo;infrastructure, pas vers l&rsquo;\u00e9change. En d\u00e9fendant Base, Buterin <strong>recadre<\/strong> la discussion sur ce qui fait un <strong>vrai L2<\/strong>, la non-custodie et la facult\u00e9 de retrait vers Ethereum.<\/p>\n<p>Le d\u00e9bat r\u00e9gulateur continue, mais l&rsquo;argument technique fait le poids : tant que les s\u00e9quenceurs ordonnent sans apparier, et que l&rsquo;exit reste garanti, assimiler une L2 \u00e0 un exchange rel\u00e8ve plus du contresens que du <strong>bon sens<\/strong>.<\/p>\n<hr \/>\n<p><strong>\u00c0 lire aussi :<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/www.coinspeaker.com\/fr\/wall-street-inonde-bitcoin-17-milliard-etf\/\">Wall Street injecte 1,7 milliard $ sur Bitcoin en 4 jours<\/a><\/li>\n<li><a href=\"https:\/\/www.coinspeaker.com\/fr\/guides\/nouvelle-crypto-binance\/\">Nouvelle Crypto Binance : Top 7 des projets \u00e0 suivre en 2025<\/a><\/li>\n<li><a href=\"https:\/\/www.coinspeaker.com\/fr\/top-5-des-cryptos-2026\/\">Top 5 des cryptos \u00e0 garder jusqu&rsquo;en 2026 selon ChatGPT<\/a><\/li>\n<\/ul>\n<a class=\"infinscroll_next_page_link\" style=\"display:none\" href=\"https:\/\/www.coinspeaker.com\/fr\/binance-aster-1800-bitcoin-hyper\/\" rel=\"prev\">next<\/a>","protected":false},"excerpt":{"rendered":"<p>Base n&rsquo;est pas un exchange d\u00e9guis\u00e9, mart\u00e8le Vitalik Buterin. \u00c0 ses yeux, Coinbase illustre la bonne voie : une couche 2 greff\u00e9e \u00e0 Ethereum qui assume certaines fonctions centralis\u00e9es pour fluidifier l&rsquo;exp\u00e9rience, tout en restant ancr\u00e9e dans la s\u00e9curit\u00e9 d\u00e9centralis\u00e9e de la couche 1.<\/p>\n","protected":false},"author":200,"featured_media":10976,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1,36],"tags":[],"class_list":["post-10973","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actu","category-altcoins"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Vitalik Buterin prend la d\u00e9fense de Base et calme le FUD<\/title>\n<meta name=\"description\" content=\"Vitalik Buterin d\u00e9fend Base et les L2 face aux critiques r\u00e9gulatoires, affirmant qu\u2019ils sont des extensions d\u2019Ethereum, pas des exchanges.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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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\/10973","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=10973"}],"version-history":[{"count":3,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/posts\/10973\/revisions"}],"predecessor-version":[{"id":10981,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/posts\/10973\/revisions\/10981"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/media\/10976"}],"wp:attachment":[{"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/media?parent=10973"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/categories?post=10973"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.coinspeaker.com\/fr\/wp-json\/wp\/v2\/tags?post=10973"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}