{"id":76395,"date":"2020-04-02T07:42:06","date_gmt":"2020-04-02T05:42:06","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-platyozhnoj-sistemy-gnu-taler-0-7-razvivaemoj-proektom-gnu"},"modified":"2020-04-02T07:42:06","modified_gmt":"2020-04-02T05:42:06","slug":"vypusk-platyozhnoj-sistemy-gnu-taler-0-7-razvivaemoj-proektom-gnu","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/vypusk-platyozhnoj-sistemy-gnu-taler-0-7-razvivaemoj-proektom-gnu","title":{"rendered":"Lan\u00e7amento do sistema de pagamentos GNU Taler 0.7, desenvolvido pelo projeto GNU","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Projeto GNU <noindex><a rel=\"nofollow\" href=\"https:\/\/www.mail-archive.com\/info-gnu@gnu.org\/msg02726.html\">apresentou<\/a><\/noindex> lan\u00e7amento de um sistema de pagamento eletr\u00f4nico livre  <noindex><a rel=\"nofollow\" href=\"https:\/\/taler.net\/\">GNU Taler 0.7<\/a><\/noindex>. A caracter\u00edstica do sistema \u00e9 que os compradores t\u00eam anonimato, mas os vendedores n\u00e3o, para garantir a transpar\u00eancia da presta\u00e7\u00e3o de contas fiscais, ou seja, o sistema n\u00e3o permite rastrear informa\u00e7\u00f5es sobre onde o usu\u00e1rio gasta dinheiro, mas fornece meios para rastrear a entrada de fundos (o remetente permanece an\u00f4nimo), o que resolve problemas de auditoria fiscal caracter\u00edsticos do BitCoin. O c\u00f3digo \u00e9 escrito em Python e <noindex><a rel=\"nofollow\" href=\"https:\/\/git.taler.net\/\">\u00e9 distribu\u00eddo<\/a><\/noindex> licenciado sob AGPLv3 e LGPLv3.<\/p>\n<p>O GNU Taler n\u00e3o cria sua pr\u00f3pria criptomoeda, mas trabalha com moedas j\u00e1 existentes, incluindo d\u00f3lares, euros e bitcoins. O suporte a novas moedas pode ser garantido atrav\u00e9s da cria\u00e7\u00e3o de um banco que atua como garantidor financeiro. O modelo de neg\u00f3cio do GNU Taler \u00e9 baseado na execu\u00e7\u00e3o de opera\u00e7\u00f5es de troca \u2014 dinheiro de sistemas de pagamento tradicionais, como BitCoin, Mastercard, SEPA, Visa, ACH e SWIFT, \u00e9 convertido em dinheiro eletr\u00f4nico an\u00f4nimo na mesma moeda. O usu\u00e1rio pode transferir dinheiro eletr\u00f4nico para os vendedores, que podem ent\u00e3o troc\u00e1-lo de volta por dinheiro real no ponto de troca, utilizando sistemas de pagamento tradicionais.<\/p>\n<p>Todas as transa\u00e7\u00f5es no GNU Taler s\u00e3o protegidas usando algoritmos criptogr\u00e1ficos modernos, que garantem a integridade mesmo em caso de vazamento das chaves privadas de clientes, vendedores e pontos de troca. O formato do banco de dados permite a verifica\u00e7\u00e3o de todas as transa\u00e7\u00f5es realizadas e a confirma\u00e7\u00e3o de sua consist\u00eancia. A confirma\u00e7\u00e3o do pagamento para os vendedores \u00e9 uma prova criptogr\u00e1fica da transfer\u00eancia no \u00e2mbito do contrato celebrado com o cliente e uma confirma\u00e7\u00e3o assinada criptograficamente da disponibilidade de fundos no ponto de troca. O GNU Taler \u00e9 composto por um conjunto b\u00e1sico de componentes que fornecem a l\u00f3gica para o funcionamento do banco, do ponto de troca, da plataforma de com\u00e9rcio, da carteira e do auditor.<\/p>\n<p>No novo lan\u00e7amento:<\/p>\n<ul>\n<li class=\"l\"> API HTTP aprimorada para intera\u00e7\u00e3o com o ponto de troca (exchange).\n<li class=\"l\"> Um aplicativo de carteira para Android foi criado (ser\u00e1 dispon\u00edvel no cat\u00e1logo F-droid).\n<li class=\"l\"> Opera\u00e7\u00f5es de revoga\u00e7\u00e3o de chave e devolu\u00e7\u00e3o de fundos testadas completamente.\n<li class=\"l\"> O backend para Wire foi ajustado para um estilo compat\u00edvel com <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.taler.net\/libeufin\/index.html\">LibEuFin<\/a><\/noindex>.\n<li class=\"l\"> Servi\u00e7os de sincroniza\u00e7\u00e3o definidos e implementados (ainda n\u00e3o integrados na carteira).\n<\/ul>\n<p>O projeto tamb\u00e9m <noindex><a rel=\"nofollow\" href=\"https:\/\/taler.net\/en\/news\/2020-04.html\">anunciou<\/a><\/noindex> recebeu uma subs\u00eddio da funda\u00e7\u00e3o NLnet para realizar uma auditoria independente da seguran\u00e7a criptogr\u00e1fica e da qualidade do c\u00f3digo do ponto de troca.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=52655\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u043e\u0435\u043a\u0442 GNU \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u044b\u0445 \u043f\u043b\u0430\u0442\u0435\u0436\u0435\u0439 GNU Taler 0.7. \u041e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u044c\u044e \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0442\u043e, \u0447\u0442\u043e \u043f\u043e\u043a\u0443\u043f\u0430\u0442\u0435\u043b\u044f\u043c \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0430\u043d\u043e\u043d\u0438\u043c\u043d\u043e\u0441\u0442\u044c, \u043d\u043e \u043f\u0440\u043e\u0434\u0430\u0432\u0446\u044b \u043d\u0435 \u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0430\u043d\u043e\u043d\u0438\u043c\u043d\u044b\u043c\u0438 \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0437\u0440\u0430\u0447\u043d\u043e\u0441\u0442\u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043d\u0430\u043b\u043e\u0433\u043e\u0432\u043e\u0439 \u043e\u0442\u0447\u0451\u0442\u043d\u043e\u0441\u0442\u0438, \u0442.\u0435. \u0441\u0438\u0441\u0442\u0435\u043c\u0430 \u043d\u0435 \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u0435\u0442 \u043e\u0442\u0441\u043b\u0435\u0434\u0438\u0442\u044c \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e \u043e \u0442\u043e\u043c, \u043a\u0443\u0434\u0430 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c \u0442\u0440\u0430\u0442\u0438\u0442 \u0434\u0435\u043d\u044c\u0433\u0438, \u043d\u043e \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u0430 \u0434\u043b\u044f \u043e\u0442\u0441\u043b\u0435\u0436\u0438\u0432\u0430\u043d\u0438\u044f \u043f\u043e\u0441\u0442\u0443\u043f\u043b\u0435\u043d\u0438\u044f \u0441\u0440\u0435\u0434\u0441\u0442\u0432 (\u043e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u0435\u043b\u044c \u043e\u0441\u0442\u0430\u0451\u0442\u0441\u044f \u0430\u043d\u043e\u043d\u0438\u043c\u043d\u044b\u043c), \u0447\u0442\u043e \u0440\u0435\u0448\u0430\u0435\u0442 \u0441\u0432\u043e\u0439\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0435 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-76395","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u0440\u043e\u0435\u043a\u0442 GNU \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u0432\u044b\u043f\u0443\u0441\u043a \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u044b \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u044b\u0445 \u043f\u043b\u0430\u0442\u0435\u0436\u0435\u0439\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" 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