{"id":119347,"date":"2026-04-15T08:29:49","date_gmt":"2026-04-15T07:29:49","guid":{"rendered":"https:\/\/investx.fr\/pt\/?p=119347"},"modified":"2026-04-15T08:29:51","modified_gmt":"2026-04-15T07:29:51","slug":"bitcoin-atualizacao-congelamento-moedas","status":"publish","type":"post","link":"https:\/\/investx.fr\/pt\/noticias-cripto\/bitcoin-atualizacao-congelamento-moedas\/","title":{"rendered":"Bitcoin: Atualiza\u00e7\u00e3o pode congelar as tuas moedas? Entenda o impacto!"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"bip-361-a-bitcoin-perante-a-ameaca-quantica\">BIP-361: a Bitcoin perante a amea\u00e7a qu\u00e2ntica<\/h2>\n\n\n\n<p>A computa\u00e7\u00e3o qu\u00e2ntica j\u00e1 n\u00e3o \u00e9 uma amea\u00e7a te\u00f3rica reservada aos laborat\u00f3rios de investiga\u00e7\u00e3o. Est\u00e1 a avan\u00e7ar, e a rede Bitcoin sabe disso. \u00c9 neste contexto que o cypherpunk <strong>Jameson Lopp<\/strong>, figura hist\u00f3rica do ecossistema, e cinco investigadores submeteram o <strong>BIP-361<\/strong>. Uma proposta de atualiza\u00e7\u00e3o em tr\u00eas fases destinada a proteger a rede antes que um computador qu\u00e2ntico suficientemente poderoso seja capaz de quebrar as chaves criptogr\u00e1ficas das antigas carteiras.<\/p>\n\n\n\n<p>A proposta \u00e9 radical na sua conce\u00e7\u00e3o. Numa primeira fase, os utilizadores seriam for\u00e7ados a migrar os seus fundos para endere\u00e7os resistentes a ataques qu\u00e2nticos. De seguida, o envio para os endere\u00e7os antigos seria proibido num prazo de <strong>tr\u00eas anos<\/strong> ap\u00f3s a ativa\u00e7\u00e3o. Por fim, e \u00e9 aqui que o debate se intensifica, as assinaturas obsoletas seriam puramente <strong>invalidadas cinco anos<\/strong> ap\u00f3s a ativa\u00e7\u00e3o. Por outras palavras, as <a href=\"https:\/\/investx.fr\/pt\/investir-criptomoedas\/comprar\/bitcoin\/\">Bitcoins<\/a> n\u00e3o migradas ficariam congeladas, inacess\u00edveis e perdidas para os seus propriet\u00e1rios.<\/p>\n\n\n\n<p>Este mecanismo baseia-se em <strong>provas de conhecimento nulo<\/strong> (Zero-Knowledge Proofs) para permitir que os detentores provem a propriedade dos seus fundos sem expor as suas chaves p\u00fablicas vulner\u00e1veis. \u00c9 tecnicamente elegante, mas politicamente explosivo numa comunidade que coloca a soberania individual acima de quase tudo. Para compreender as implica\u00e7\u00f5es t\u00e9cnicas deste tipo de atualiza\u00e7\u00e3o na <a href=\"https:\/\/investx.fr\/pt\/aprender-criptomoedas\/blockchain\/pow-vs-pos\/\">blockchain<\/a> da Bitcoin, o debate toca nos pr\u00f3prios fundamentos do protocolo.<\/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\">BIP 361: &quot;Post Quantum Migration and Legacy Signature Sunset&quot; has been published.<br><br>You can read it here: <a href=\"https:\/\/t.co\/JIuMbitQQj\">https:\/\/t.co\/JIuMbitQQj<\/a> <a href=\"https:\/\/t.co\/iH63XIWi6k\">pic.twitter.com\/iH63XIWi6k<\/a><\/p>&mdash; Murch (@murchandamus) <a href=\"https:\/\/twitter.com\/murchandamus\/status\/2044063677054419243?ref_src=twsrc%5Etfw\">April 14, 2026<\/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=\"17-milhoes-de-btc-afetados-incluindo-o-tesouro-de-satoshi\">1,7 milh\u00f5es de BTC afetados, incluindo o tesouro de Satoshi<\/h2>\n\n\n\n<p>Este \u00e9 o n\u00famero que faz tremer o mercado. Se o BIP-361 for ativado, cerca de <strong>1,7 milh\u00f5es de BTC<\/strong> poder\u00e3o ficar imobilizados por falta de migra\u00e7\u00e3o. Isto inclui os fundos atribu\u00eddos a <strong>Satoshi Nakamoto<\/strong>, estimados em mais de <strong>74 mil milh\u00f5es de d\u00f3lares<\/strong> ao pre\u00e7o atual. Estas moedas nunca se moveram desde que foram mineradas em 2009 e 2010. O seu congelamento definitivo representaria uma contra\u00e7\u00e3o massiva da oferta em circula\u00e7\u00e3o.<\/p>\n\n\n\n<p>Mecanicamente, esta redu\u00e7\u00e3o da oferta dispon\u00edvel constitui um choque deflacion\u00e1rio sem precedentes na hist\u00f3ria da Bitcoin. Historicamente, sempre que a oferta se contrai de forma significativa, a press\u00e3o de alta intensifica-se sobre o pre\u00e7o. O halving \u00e9 o exemplo mais conhecido, mas o efeito do BIP-361 seria de uma magnitude completamente diferente se as proje\u00e7\u00f5es se confirmarem.<\/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\udea8 LATEST: Cypherpunk Jameson Lopp and co-authors propose BIP-361 to freeze quantum-vulnerable Bitcoin, including Satoshi&#39;s $74B stash, before quantum computers can steal them. <a href=\"https:\/\/t.co\/vy8vNkJHEL\">pic.twitter.com\/vy8vNkJHEL<\/a><\/p>&mdash; Cointelegraph (@Cointelegraph) <a href=\"https:\/\/twitter.com\/Cointelegraph\/status\/2044309845361254773?ref_src=twsrc%5Etfw\">April 15, 2026<\/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=\"o-impacto-no-mercado-catalisador-a-longo-prazo\">O impacto no mercado: catalisador a longo prazo?<\/h2>\n\n\n\n<p>A cota\u00e7\u00e3o do BTC mant\u00e9m-se atualmente em torno dos <strong>74 000 $<\/strong>, perto do seu recente ATH, mas a controv\u00e9rsia em torno do BIP-361 est\u00e1 a gerar um <strong>FUD not\u00e1vel<\/strong> no seio da comunidade. Os puristas da descentraliza\u00e7\u00e3o gritam censura. Alguns mineradores j\u00e1 evocam a possibilidade de um <strong>hard fork<\/strong> caso a proposta venha a ser imposta contra a sua vontade. Para os traders que acompanham a an\u00e1lise t\u00e9cnica da Bitcoin, os n\u00edveis de suporte a vigiar situam-se entre os <strong>68 000 $<\/strong> e os <strong>70 000 $<\/strong> em caso de escalada do debate.<\/p>\n\n\n\n<p>A curto prazo, a incerteza pesa. Os volumes de negocia\u00e7\u00e3o e o comportamento das baleias cripto ser\u00e3o determinantes: se as grandes carteiras mantiverem as suas posi\u00e7\u00f5es apesar da pol\u00e9mica, isso sinalizar\u00e1 que o mercado considera o BIP-361 como um catalisador positivo a m\u00e9dio prazo, em vez de uma amea\u00e7a imediata.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"638\" src=\"https:\/\/media.investx.fr\/wp-content\/uploads\/sites\/2\/2026\/04\/15082711\/BTCUSDT_2026-04-15_09-08-29-1-1024x638-1.png\" alt=\"Gr\u00e1fico de velas de 5 minutos Bitcoin\/USDT (MEXC), de 14 de abril \u00e0s 20h00 a 15 de abril \u00e0s 07h08 UTC. O pre\u00e7o evolui em range entre 74.000 $ e 74.400 $ no in\u00edcio da sess\u00e3o, depois dispara brutalmente para um pico de 74.760 $ por volta das 00h30. Uma corre\u00e7\u00e3o progressiva traz o pre\u00e7o de volta para 74.100 $ por volta das 03h00, seguida por uma recupera\u00e7\u00e3o parcial para 74.400 $ entre as 04h00 e as 05h00. A sess\u00e3o muda ent\u00e3o claramente para baixa com uma queda r\u00e1pida para 73.853 $ no momento do snapshot, ou seja, -0,07% na sess\u00e3o. Uma linha de suporte tracejada \u00e9 tra\u00e7ada em torno dos 73.800 $, n\u00edvel testado no encerramento do gr\u00e1fico.\" class=\"wp-image-119345\" srcset=\"https:\/\/media.investx.fr\/wp-content\/uploads\/sites\/2\/2026\/04\/15082711\/BTCUSDT_2026-04-15_09-08-29-1-1024x638-1.png 1024w, https:\/\/media.investx.fr\/wp-content\/uploads\/sites\/2\/2026\/04\/15082711\/BTCUSDT_2026-04-15_09-08-29-1-1024x638-1-300x187.png 300w, https:\/\/media.investx.fr\/wp-content\/uploads\/sites\/2\/2026\/04\/15082711\/BTCUSDT_2026-04-15_09-08-29-1-1024x638-1-768x479.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"a-verdadeira-questao-descentralizacao-ou-sobrevivencia-da-rede\">A verdadeira quest\u00e3o: descentraliza\u00e7\u00e3o ou sobreviv\u00eancia da rede?<\/h2>\n\n\n\n<p>Este \u00e9 o dilema que o BIP-361 coloca com uma clareza brutal. Congelar os fundos n\u00e3o migrados, mesmo os de Satoshi, equivale a aceitar que nenhum endere\u00e7o \u00e9 sagrado perante uma amea\u00e7a sist\u00e9mica. Trata-se de uma rutura filos\u00f3fica profunda para uma rede baseada na imutabilidade e na resist\u00eancia \u00e0 censura. O nosso guia sobre finan\u00e7as descentralizadas permite medir at\u00e9 que ponto este tipo de decis\u00e3o vai contra os princ\u00edpios fundadores do movimento.<\/p>\n\n\n\n<p>No entanto, a alternativa \u00e9 pior. Se computadores qu\u00e2nticos suficientemente poderosos chegarem antes que a rede esteja protegida, os antigos endere\u00e7os P2PK expostos publicamente poder\u00e3o ser esvaziados em massa. O cen\u00e1rio catastr\u00f3fico incluiria o roubo das moedas de Satoshi, uma queda brutal da confian\u00e7a e, potencialmente, o fim da Bitcoin tal como a conhecemos.<\/p>\n\n\n\n<p>Para os <a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/bitcoin-acumulacao-baleias\/\">investidores que acompanham as previs\u00f5es de pre\u00e7o da Bitcoin<\/a>, o BIP-361 deve ser tratado como um evento de fundo a monitorizar ao longo de v\u00e1rios trimestres, e n\u00e3o como um sinal de trading imediato. Os institucionais, por sua vez, poder\u00e3o ver nisto uma prova da capacidade da rede para evoluir perante amea\u00e7as reais, o que refor\u00e7aria a tese de investimento a longo prazo na Bitcoin.<\/p>\n\n\n\n<p><strong>Fontes:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/coindesk.com\/\">CoinDesk<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/x.com\/Cointelegraph\">Cointelegraph<\/a> no X<\/li>\n\n\n\n<li>X ( <a href=\"https:\/\/x.com\/murchandamus\">murchandamus<\/a> \/ KillaXBT)<\/li>\n\n\n\n<li><a href=\"https:\/\/fr.tradingview.com\/chart\/emC63rri\/?symbol=MEXC%3ABTCUSDT\">TradingView<\/a><\/li>\n<\/ul>\n\n\n\n<p><strong>Artigos Relacionados:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/rave-token-dispara-6000-analise\/\">RAVE: A Criptomoeda que disparou 6000% \u2013 O que est\u00e1 a acontecer?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/top-10-jogos-telegram-ganhar-cripto\/\">Top 10 Jogos Telegram de Abril 2026 para ganhar Criptomoedas<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/baleias-ethereum-eth-3000\/\">Baleias Ethereum em movimento: Conseguir\u00e1 o ETH chegar aos 3000$?<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>A nova atualiza\u00e7\u00e3o Bitcoin pode congelar as tuas moedas? Descobre os riscos da amea\u00e7a qu\u00e2ntica e como proteger a tua carteira. Informa\u00e7\u00e3o crucial!<\/p>\n","protected":false},"author":47,"featured_media":119346,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_yoast_wpseo_focuskw":"Bitcoin congelamento","_yoast_wpseo_title":"Bitcoin: Risco de congelamento com BIP-361?","_yoast_wpseo_metadesc":"A nova atualiza\u00e7\u00e3o Bitcoin pode congelar as tuas moedas? Descobre os riscos da amea\u00e7a qu\u00e2ntica e como proteger a tua carteira.","footnotes":"","faq_titre":"","questions_frequentes":"","custom_permalink":"noticias-cripto\/bitcoin-atualizacao-congelamento-moedas"},"categories":[42,6],"tags":[],"class_list":["post-119347","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 v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Bitcoin: Risco de congelamento com BIP-361?<\/title>\n<meta name=\"description\" content=\"A nova atualiza\u00e7\u00e3o Bitcoin pode congelar as tuas moedas? 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