{"id":116128,"date":"2025-12-24T13:22:03","date_gmt":"2025-12-24T13:22:03","guid":{"rendered":"https:\/\/investx.fr\/pt\/?p=116128"},"modified":"2025-12-24T13:22:04","modified_gmt":"2025-12-24T13:22:04","slug":"polymarket-exposta-por-falha-de-seguranca-que-esta-em-causa","status":"publish","type":"post","link":"https:\/\/investx.fr\/pt\/noticias-cripto\/polymarket-exposta-por-falha-de-seguranca-que-esta-em-causa\/","title":{"rendered":"Polymarket exposta por falha de seguran\u00e7a: O que est\u00e1 em causa?"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"uma-falha-direcionada-a-autenticacao\">Uma falha direcionada \u00e0 autentica\u00e7\u00e3o<\/h2>\n\n\n\n<p>Uma <strong>falha de seguran\u00e7a<\/strong> vem perturbar o final de ano dos utilizadores do <strong><a href=\"https:\/\/investx.fr\/pt\/previsao\/polymarket\/apostar\/\">Polymarket<\/a><\/strong>, uma plataforma que se tornou essencial no universo das apostas cripto. V\u00e1rios participantes sinalizaram nas redes sociais <strong>movimentos de fundos n\u00e3o autorizados<\/strong> nas suas carteiras. Ao contr\u00e1rio de um exploit de smart contract que afetaria todo o protocolo, estes incidentes parecem estar relacionados com <strong>ataques direcionados a contas individuais<\/strong>, o que rapidamente suscitou preocupa\u00e7\u00e3o no seio da comunidade.<\/p>\n\n\n\n<p>Perante a crescente inquieta\u00e7\u00e3o, o Polymarket procurou tranquilizar os seus utilizadores, precisando que a sua <strong>infraestrutura interna<\/strong> n\u00e3o havia sido comprometida. Segundo as primeiras investiga\u00e7\u00f5es, a brecha teria origem numa ferramenta de liga\u00e7\u00e3o de terceiros, largamente utilizada na DeFi para <strong>facilitar o onboarding de novos utilizadores<\/strong> atrav\u00e9s de um endere\u00e7o de email, em vez da gest\u00e3o imediata de uma chave privada.<\/p>\n\n\n\n<p>Se esta abordagem melhora significativamente a <strong>experi\u00eancia do utilizador<\/strong>, tamb\u00e9m introduz um <strong>ponto de falha centralizado<\/strong>. Em caso de comprometimento do email ou do prestador em quest\u00e3o, os <strong>fundos dos utilizadores<\/strong>, frequentemente detidos em <strong>USDC<\/strong> no Polymarket, podem tornar-se vulner\u00e1veis. Este incidente recorda que a simplifica\u00e7\u00e3o do acesso \u00e0s criptomoedas \u00e9 por vezes acompanhada de concess\u00f5es em mat\u00e9ria de seguran\u00e7a.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">\ud83d\udea8UPDATE: Polymarket says the recent hack was caused by a third-party authentication flaw, not its own systems. <br><br>The breach mainly impacted users who signed up via Magic Labs, with some losing funds despite having 2FA enabled. <br><br>The issue is now fixed; losses remain undisclosed. <a href=\"https:\/\/t.co\/3q9Vo0KDPT\">pic.twitter.com\/3q9Vo0KDPT<\/a><\/p>&mdash; The Crypto Times (@CryptoTimes_io) <a href=\"https:\/\/twitter.com\/CryptoTimes_io\/status\/2003807100837966005?ref_src=twsrc%5Etfw\">December 24, 2025<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"ux-versus-seguranca-um-debate-relancado\">UX versus seguran\u00e7a: um debate relan\u00e7ado<\/h2>\n\n\n\n<p>Embora o prestador n\u00e3o tenha sido oficialmente nomeado, a Magic Labs \u00e9 amplamente referida pela comunidade. Esta solu\u00e7\u00e3o de <strong>autentica\u00e7\u00e3o sem palavra-passe<\/strong> permite criar <strong>wallets associadas a um endere\u00e7o de email<\/strong>, oferecendo uma UX flu\u00edda mas expondo os utilizadores a <strong>riscos adicionais<\/strong>.<\/p>\n\n\n\n<p>O incidente relan\u00e7a o dilema entre <strong>simplicidade de uso<\/strong> e <strong>seguran\u00e7a<\/strong>. Para favorecer a ado\u00e7\u00e3o, algumas plataformas privilegiam a acessibilidade, por vezes em detrimento da autocust\u00f3dia. Os especialistas recordam contudo a import\u00e2ncia das boas pr\u00e1ticas: utilizar hardware wallets, <strong>ativar a autentica\u00e7\u00e3o de dois fatores (2FA) e proteger as contas de email associadas<\/strong>.<\/p>\n\n\n\n<p>Ap\u00f3s um ano marcado por volumes de transa\u00e7\u00e3o elevados, este epis\u00f3dio poder\u00e1 travar temporariamente a confian\u00e7a. Aguardando as comunica\u00e7\u00f5es oficiais do Polymarket e da Magic Labs, a prud\u00eancia continua a ser fundamental: \u00e9 aconselh\u00e1vel verificar os saldos e, se poss\u00edvel, <strong>transferir os ativos para uma carteira externa segura<\/strong>.<\/p>\n\n\n\n<p>\ud83c\udf84 <strong>Oferta de Natal excecional Pionex<\/strong>: regista-te j\u00e1 e tenta ganhar at\u00e9 <strong>1 000 USDT<\/strong>! A <strong>InvestX deseja-te um feliz Natal<\/strong> e boas oportunidades no mercado cripto!<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/investx.fr\/go-pionex\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Regista-te e tenta ganhar 1 000 USDT!<\/a><\/div>\n<\/div>\n\n\n\n<p><strong>Sobre o mesmo tema:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/bitcoin-dispara-previsoes-mercado-revelam-que-esta-por-vir\/\">Bitcoin dispara: Previs\u00f5es de mercado revelam o que est\u00e1 por vir<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/binance-prepara-se-para-impulsionar-bitcoin-maximo\/\">Binance prepara-se para impulsionar o Bitcoin ao m\u00e1ximo?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/por-que-esta-queda-bitcoin-antecipa-ressalto-explosivo-em-breve\/\">Por que esta queda do Bitcoin antecipa um ressalto explosivo em breve?<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>A plataforma de previs\u00e3o descentralizada Polymarket est\u00e1 no centro de uma controv\u00e9rsia de seguran\u00e7a devido a relatos de contas esvaziadas. A equipa do projeto apontou uma potencial falha de seguran\u00e7a num fornecedor de conex\u00e3o terceirizado, suspeito de ser o Magic Labs.<\/p>\n","protected":false},"author":47,"featured_media":116127,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","faq_titre":"","questions_frequentes":"","custom_permalink":""},"categories":[256,6],"tags":[],"class_list":["post-116128","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-previsao","category-noticias-cripto"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Polymarket: Falha de seguran\u00e7a impactante : O que aconteceu?<\/title>\n<meta name=\"description\" content=\"Investidores da Polymarket reportam fundos roubados devido a uma ferramenta de conex\u00e3o externa. 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Passionn\u00e9 par la blockchain depuis 2019, j'ai publi\u00e9 plus de 1 200 articles et guides sur les cryptomonnaies, la DeFi et la blockchain, reconnus pour leur fiabilit\u00e9 et leur clart\u00e9.\u2028 Sp\u00e9cialis\u00e9 dans le trading on-chain et l'analyse des mouvements de baleines, je d\u00e9crypte les flux blockchain pour anticiper les tendances avant qu'elles ne deviennent \u00e9videntes. L'un de mes articles a \u00e9t\u00e9 cit\u00e9 par \u00c9ric Larchev\u00eaque, cofondateur de Ledger, t\u00e9moignant de la qualit\u00e9 et de la cr\u00e9dibilit\u00e9 de mes analyses.\u2028 Mon objectif reste inchang\u00e9 : rendre la crypto compr\u00e9hensible pour tous, des d\u00e9butants aux investisseurs confirm\u00e9s. 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