{"id":123333,"date":"2026-09-11T15:52:41","date_gmt":"2026-09-11T14:52:41","guid":{"rendered":"https:\/\/investx.fr\/pt\/uncategorized\/hack-liquid-network-blockstream-recusa-pagar-resgate-bitcoin\/"},"modified":"2026-09-11T15:52:45","modified_gmt":"2026-09-11T14:52:45","slug":"hack-liquid-network-blockstream-recusa-pagar-resgate-bitcoin","status":"publish","type":"post","link":"https:\/\/investx.fr\/pt\/noticias-cripto\/hack-liquid-network-blockstream-recusa-pagar-resgate-bitcoin\/","title":{"rendered":"Hack na Liquid Network: Blockstream recusa pagar resgate por 47 M$ em Bitcoin roubados"},"content":{"rendered":"\n<p>Um ataque inform\u00e1tico de grande escala atingiu a <strong>rede Liquid<\/strong> da <strong>Blockstream<\/strong>. <strong>598,5 BTC \u2014 cerca de 47 milh\u00f5es de d\u00f3lares<\/strong> \u2014 permanecem nas m\u00e3os dos atacantes. Face a uma exig\u00eancia de resgate, a empresa adota uma postura firme e sem qualquer margem para compromisso.<\/p>\n\n\n\n<p>A <strong>Blockstream<\/strong> classificou publicamente a situa\u00e7\u00e3o como \u00abroubo puro e simples\u00bb e recusa categoricamente qualquer negocia\u00e7\u00e3o financeira com os respons\u00e1veis pelo ataque. Uma linha vermelha claramente tra\u00e7ada, com consequ\u00eancias judiciais anunciadas caso os fundos n\u00e3o sejam restitu\u00eddos.<\/p>\n\n\n\n<p>Por detr\u00e1s deste caso desenha-se um desafio muito mais amplo: a credibilidade das <strong>sidechains Bitcoin<\/strong> perante vetores de ataque cada vez mais sofisticados, que t\u00eam como alvo as infraestruturas da <strong>finan\u00e7as descentralizadas<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"5985-btc-em-jogo-o-que-se-sabe-sobre-o-hack-da-liquid-network\">598,5 BTC em jogo: o que se sabe sobre o hack da Liquid Network<\/h2>\n\n\n\n<p>A <strong>Liquid Network<\/strong> \u00e9 uma <strong>sidechain Bitcoin<\/strong> desenvolvida pela <strong>Blockstream<\/strong>, concebida para permitir transa\u00e7\u00f5es r\u00e1pidas e confidenciais entre exchanges e institui\u00e7\u00f5es. Assenta num mecanismo de <strong>federa\u00e7\u00e3o multi-assinatura<\/strong>, supostamente capaz de garantir a seguran\u00e7a dos fundos bloqueados no protocolo.<\/p>\n\n\n\n<p>O ataque permitiu aos hackers apoderar-se de <strong>598,5 <a href=\"https:\/\/investx.fr\/pt\/aprender-criptomoedas\/cripto\/bitcoin\/\">BTC<\/a><\/strong>, uma soma consider\u00e1vel que representa uma fra\u00e7\u00e3o significativa da liquidez total da rede. Os detalhes t\u00e9cnicos precisos do exploit ainda n\u00e3o foram integralmente divulgados pela <strong>Blockstream<\/strong> \u2014 uma pr\u00e1tica habitual para evitar fornecer um manual de instru\u00e7\u00f5es a potenciais imitadores. Este sil\u00eancio parcial alimenta, ainda assim, as interroga\u00e7\u00f5es da comunidade sobre a robustez real do modelo federado.<\/p>\n\n\n\n<p>Os atacantes contactaram posteriormente a <strong>Blockstream<\/strong> para exigir um resgate em troca da devolu\u00e7\u00e3o dos fundos. Uma tentativa de extors\u00e3o que, visivelmente, n\u00e3o encontrou qualquer recetividade por parte da dire\u00e7\u00e3o da empresa.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"e-roubo-blockstream-endurece-o-discurso-e-ameaca-com-accao-judicial\">\u00ab\u00c9 roubo\u00bb: Blockstream endurece o discurso e amea\u00e7a com a\u00e7\u00e3o judicial<\/h2>\n\n\n\n<p>A resposta da <strong>Blockstream<\/strong> n\u00e3o deixa margem para d\u00favidas. A empresa recusa qualquer transa\u00e7\u00e3o com os hackers e classifica explicitamente a sua atua\u00e7\u00e3o como <strong>\u00abroubo\u00bb<\/strong> \u2014 um enquadramento sem\u00e2ntico contundente, que posiciona o caso no plano penal em vez do da negocia\u00e7\u00e3o.<\/p>\n\n\n\n<p>A <strong>Blockstream<\/strong> anunciou que entregar\u00e1 o processo \u00e0s autoridades competentes caso os <strong>598,5 BTC n\u00e3o sejam devolvidos<\/strong>. Esta postura insere-se numa tend\u00eancia mais ampla observada no setor: ap\u00f3s anos em que as v\u00edtimas de ataques preferiam negociar discretamente para limitar as perdas, v\u00e1rios intervenientes de relevo optam agora pela via judicial como sinal de dissuas\u00e3o.<\/p>\n\n\n\n<p>Esta abordagem tem, contudo, limita\u00e7\u00f5es pr\u00e1ticas evidentes. Rastrear e recuperar <strong><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/bitcoin-ppi-elevado-363-milhoes-liquidacoes-tendencia-altista\/\">Bitcoin<\/a><\/strong> movimentados por atores sofisticados continua a ser um desafio consider\u00e1vel, mesmo para ag\u00eancias especializadas como o <strong>FBI<\/strong> ou a <strong>Europol<\/strong>. As ferramentas de an\u00e1lise <strong>on-chain<\/strong> (Chainalysis, Elliptic) conseguem identificar fluxos de fundos, mas a convers\u00e3o atrav\u00e9s de mixers ou bridges cross-chain complica frequentemente a atribui\u00e7\u00e3o definitiva.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"liquid-network-sob-pressao-que-futuro-para-as-sidechains-bitcoin\">Liquid Network sob press\u00e3o: que futuro para as sidechains Bitcoin?<\/h2>\n\n\n\n<p>Este incidente surge num contexto em que as <strong>sidechains<\/strong> e as solu\u00e7\u00f5es de <strong><a href=\"https:\/\/investx.fr\/pt\/aprender-criptomoedas\/blockchain\/\">camada 2 do Bitcoin<\/a><\/strong> suscitam um interesse crescente, nomeadamente desde a ascens\u00e3o dos <strong>Ordinals<\/strong>, dos <strong>BRC-20<\/strong> e dos projetos de <strong>DeFi<\/strong> sobre <strong>Bitcoin<\/strong>. A <strong>Liquid Network<\/strong> posiciona-se como uma infraestrutura institucional de refer\u00eancia \u2014 pelo que este hack atinge diretamente a sua proposta de valor.<\/p>\n\n\n\n<p>A quest\u00e3o central \u00e9 a da <strong>superf\u00edcie de ataque dos modelos federados<\/strong>. Ao contr\u00e1rio dos smart contracts da <strong>Ethereum<\/strong>, audit\u00e1veis publicamente, os mecanismos internos de uma federa\u00e7\u00e3o multi-sig podem ocultar vulnerabilidades menos vis\u00edveis. Os exchanges e as institui\u00e7\u00f5es que utilizam a <strong>Liquid<\/strong> para liquida\u00e7\u00f5es r\u00e1pidas ir\u00e3o inevitavelmente reavaliar a sua exposi\u00e7\u00e3o ao risco.<\/p>\n\n\n\n<p>Para a <strong>Blockstream<\/strong>, o que est\u00e1 em jogo vai muito al\u00e9m da recupera\u00e7\u00e3o dos fundos: trata-se de demonstrar que a sua resposta \u00e0 crise \u2014 transpar\u00eancia, recusa em ceder \u00e0 chantagem, recurso \u00e0s autoridades \u2014 constitui, em si mesma, um padr\u00e3o de governa\u00e7\u00e3o respons\u00e1vel num setor ainda demasiadas vezes marcado pela opacidade p\u00f3s-incidente.<\/p>\n\n\n\n<div class=\"related-articles\">\n\n\n\n<h3 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"artigos-relacionados\">Artigos relacionados :<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/etf-bitcoin-449-milhoes-retirados-tres-dias\/\">ETF Bitcoin: 449 milh\u00f5es de d\u00f3lares retirados em tr\u00eas dias, o sinal que preocupa o mercado<\/a><\/li>\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/reservas-bitcoin-binance-693000-btc-pressao-vendedora\/\">As reservas de Bitcoin da Binance disparam para 693 000 BTC: uma press\u00e3o vendedora massiva aproxima-se<\/a><\/li>\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/bitcoin-ppi-elevado-363-milhoes-liquidacoes-tendencia-altista\/\">Bitcoin: um PPI em alta desencadeia 363 M$ em liquida\u00e7\u00f5es \u2014 a tend\u00eancia altista ainda se mant\u00e9m?<\/a><\/li>\n<\/ul>\n\n\n\n<\/div>\n<script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"Organization\", \"@id\": \"https:\/\/investx.fr#organization\", \"name\": \"InvestX\", \"url\": \"https:\/\/investx.fr\", \"logo\": {\"@type\": \"ImageObject\", \"@id\": \"https:\/\/investx.fr#logo\", \"url\": \"https:\/\/media.investx.fr\/wp-content\/uploads\/sites\/2\/logo.png\", \"width\": 600, \"height\": 60, 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\"Hack na Liquid Network: Blockstream recusa pagar resgate por 47 M$ em Bitcoin roubados\\n\\nUm ataque inform\u00e1tico de grande escala atingiu a rede Liquid da Blockstream. 598,5 BTC \u2014 cerca de 47 milh\u00f5es de d\u00f3lares \u2014 permanecem nas m\u00e3os dos atacantes. Face a uma exig\u00eancia de resgate, a empresa adota uma postura firme e sem qualquer margem para compromisso.\\n\\nA Blockstream classificou publicamente a situa\u00e7\u00e3o como \u00abroubo puro e simples\u00bb e recusa categoricamente qualquer negocia\u00e7\u00e3o financeira com os respon\", \"wordCount\": 617, \"inLanguage\": \"pt\", \"datePublished\": \"2026-09-11T14:52:43.476980Z\", \"dateModified\": \"2026-09-11T14:52:43.476980Z\", \"articleSection\": \"Actualit\u00e9 Crypto\", \"publisher\": {\"@id\": \"https:\/\/investx.fr#organization\"}, \"author\": {\"@id\": \"https:\/\/investx.fr\/auteurs\/simon_redacteur#person\"}, \"about\": [{\"@type\": \"Thing\", \"name\": \"Bitcoin\", \"sameAs\": \"https:\/\/www.wikidata.org\/wiki\/Q131723\"}, {\"@type\": \"Thing\", \"name\": \"Ethereum\", \"sameAs\": \"https:\/\/www.wikidata.org\/wiki\/Q15765156\"}, {\"@type\": \"Thing\", \"name\": \"Blockchain\", \"sameAs\": \"https:\/\/www.wikidata.org\/wiki\/Q20514253\"}, {\"@type\": \"Thing\", \"name\": \"Defi\", \"sameAs\": \"https:\/\/www.wikidata.org\/wiki\/Q86697873\"}], \"isAccessibleForFree\": true}]}<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Blockstream recusa negociar com hackers ap\u00f3s roubo de 598,5 BTC na Liquid Network. A empresa amea\u00e7a recorrer \u00e0s autoridades se os fundos n\u00e3o forem devolvidos.<\/p>\n","protected":false},"author":47,"featured_media":120399,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","faq_titre":"","questions_frequentes":"","custom_permalink":"noticias-cripto\/hack-liquid-network-blockstream-recusa-pagar-resgate-bitcoin"},"categories":[42,6],"tags":[],"class_list":["post-123333","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bitcoin","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>Blockstream recusa resgate ap\u00f3s hack \u00e0 Liquid Network<\/title>\n<meta name=\"description\" content=\"Blockstream recusa negociar com hackers ap\u00f3s roubo de 598,5 BTC na Liquid Network. 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