{"id":69144,"date":"2026-09-29T09:36:39","date_gmt":"2026-09-29T09:36:39","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-ca\/uncategorized\/tether-says-it-froze-550m-iran-linked-usdt-as-senate-report-raises-sanctions-concerns\/"},"modified":"2026-09-29T09:36:39","modified_gmt":"2026-09-29T09:36:39","slug":"tether-says-it-froze-550m-iran-linked-usdt-as-senate-report-raises-sanctions-concerns","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-ca\/live-updates\/tether-says-it-froze-550m-iran-linked-usdt-as-senate-report-raises-sanctions-concerns\/","title":{"rendered":"Tether affirme avoir gel\u00e9 550 M$ US en USDT li\u00e9s \u00e0 l\u2019Iran, alors qu\u2019un rapport du S\u00e9nat soul\u00e8ve des pr\u00e9occupations en mati\u00e8re de sanctions"},"content":{"rendered":"<p>Tether a d\u00e9clar\u00e9 avoir aid\u00e9 les autorit\u00e9s \u00e0 geler pr\u00e8s de 550 M$ US de USDT li\u00e9s \u00e0 l\u2019Iran en 2026, alors que des enqu\u00eateurs d\u00e9mocrates du sous-comit\u00e9 permanent du S\u00e9nat sur les enqu\u00eates ont publi\u00e9 un rapport accusant le jeton d\u2019\u00eatre utilis\u00e9 pour contourner les sanctions. L\u2019entreprise a indiqu\u00e9 collaborer avec les forces de l\u2019ordre internationales depuis des ann\u00e9es et, en 2026, avoir gel\u00e9 plus de 130 M$ US dans quatre portefeuilles; s\u00e9par\u00e9ment, en avril, elle a gel\u00e9 plus de 344 M$ US li\u00e9s \u00e0 la Banque centrale d\u2019Iran.<\/p>\n\n<p>Le rapport du S\u00e9nat indique que 84 % des 846 portefeuilles crypto sanctionn\u00e9s pour des liens avec l\u2019Iran ont effectu\u00e9 des transactions exclusivement ou presque exclusivement en USDT. \u00c0 la suite du rapport, le s\u00e9nateur Richard Blumenthal a exhort\u00e9 les d\u00e9partements du Tr\u00e9sor et de la Justice \u00e0 examiner d\u2019\u00e9ventuelles violations des sanctions. Tether a d\u00e9clar\u00e9 que sa coop\u00e9ration a men\u00e9 au gel de plus de 4,9 G$ US d\u2019actifs \u00e0 l\u2019\u00e9chelle mondiale, dont plus de 2,4 G$ US li\u00e9s aux autorit\u00e9s am\u00e9ricaines, et a cit\u00e9 notamment le DOJ, le FBI, les Services secrets am\u00e9ricains, le HSI et l\u2019OFAC parmi les organismes avec lesquels elle a travaill\u00e9.<\/p>\n\n<h3>Risques r\u00e9glementaires et volatilit\u00e9 sur les march\u00e9s des d\u00e9riv\u00e9s<\/h3>\n\n<p>Nous conseillons aux traders de produits d\u00e9riv\u00e9s de se pr\u00e9parer \u00e0 une volatilit\u00e9 accrue des options et des contrats \u00e0 terme sur cryptoactifs, \u00e0 mesure que la pression r\u00e9glementaire s\u2019intensifie sur Tether. Alors que des s\u00e9nateurs am\u00e9ricains r\u00e9clament une enqu\u00eate f\u00e9d\u00e9rale officielle, on pourrait observer un \u00e9largissement soudain de l\u2019\u00e9cart de prix entre les contrats adoss\u00e9s \u00e0 du collat\u00e9ral en USDT et ceux adoss\u00e9s \u00e0 du collat\u00e9ral en USDC. Historiquement, les grandes actions r\u00e9glementaires visant des \u00e9metteurs de stablecoins \u2014 comme l\u2019intervention de la SEC contre le BUSD au d\u00e9but de 2023 \u2014 ont d\u00e9clench\u00e9 des liquidations rapides et des reculs \u00e0 deux chiffres de l\u2019int\u00e9r\u00eat ouvert sur les principales plateformes.<\/p>\n\n<h3>Gestion du risque et strat\u00e9gies de n\u00e9gociation<\/h3>\n\n<p>Nous sugg\u00e9rons de surveiller de pr\u00e8s l\u2019ancrage de l\u2019USDT sur les principaux lieux de liquidit\u00e9, comme le 3pool de Curve, o\u00f9 les d\u00e9s\u00e9quilibres signalent souvent les premiers indices d\u2019une fuite de capitaux. Lors de pr\u00e9c\u00e9dentes paniques de march\u00e9, comme le repli crypto de mi-2022, Tether est bri\u00e8vement descendu \u00e0 0,95 $, ce qui a effac\u00e9 plus de 1 G$ US de positions sur d\u00e9riv\u00e9s \u00e0 effet de levier en quelques jours. Couvrir le risque d\u00e8s maintenant en transf\u00e9rant le collat\u00e9ral de marge vers des solutions de rechange libell\u00e9es en USD ou en achetant des options de vente (puts) \u00e0 \u00e9ch\u00e9ance rapproch\u00e9e sur le bitcoin constitue une mesure d\u00e9fensive prudente.<\/p>\n\n<p>Nous nous attendons aussi \u00e0 ce que les taux de financement des swaps perp\u00e9tuels libell\u00e9s en USDT deviennent tr\u00e8s volatils, ouvrant la voie \u00e0 des occasions d\u2019arbitrage \u00e0 court terme pour les traders agiles. Si la panique fait baisser le prix de l\u2019USDT, les contrats \u00e0 terme qui y sont li\u00e9s pourraient se n\u00e9gocier avec un fort escompte par rapport aux prix au comptant, reproduisant les \u00e9carts de 2 % \u00e0 3 % observ\u00e9s lors d\u2019anciens \u00e9pisodes de d\u00e9crochage d\u2019ancrage de stablecoins. Profiter de ces dislocations temporaires tout en maintenant un levier global faible contribuera \u00e0 prot\u00e9ger les portefeuilles dans les semaines \u00e0 venir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><b>Commencez \u00e0 n\u00e9gocier d\u00e8s maintenant \u2014 cliquez <a href=\"https:\/\/www.vtmarkets.com\/fr-ca\/trade-now\/\">ici<\/a> pour cr\u00e9er votre compte r\u00e9el VT Markets.<\/b>\n\n<\/p>","protected":false},"excerpt":{"rendered":"<p>Coup de tonnerre sur les stablecoins : Tether dit avoir gel\u00e9 550 M$ US li\u00e9s \u00e0 l\u2019Iran, tandis qu\u2019un rapport du S\u00e9nat \u00e9voque contournement des sanctions, ravivant risques r\u00e9glementaires et volatilit\u00e9 accrue.<\/p>\n","protected":false},"author":87,"featured_media":69143,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[],"class_list":["post-69144","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-live-updates"],"acf":{"acf_article_selection_author":null},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Coup de tonnerre sur les stablecoins : Tether dit avoir gel\u00e9 550 M$ US li\u00e9s \u00e0 l\u2019Iran, tandis qu\u2019un rapport du S\u00e9nat \u00e9voque contournement des sanctions, ravivant risques r\u00e9glementaires et volatilit\u00e9 accrue.\" \/>\n\t<meta name=\"robots\" content=\"max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n\t<link rel=\"canonical\" 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