{"id":15485,"date":"2021-07-29T13:51:20","date_gmt":"2021-07-29T13:51:20","guid":{"rendered":"https:\/\/prensa.lacnic.net\/news?p=15485"},"modified":"2021-07-29T13:51:23","modified_gmt":"2021-07-29T13:51:23","slug":"a-privacidade-do-ipv6","status":"publish","type":"post","link":"https:\/\/blog.lacnic.net\/pt-br\/a-privacidade-do-ipv6\/","title":{"rendered":"A privacidade do IPv6"},"content":{"rendered":"\n<p>A vers\u00e3o 6 do protocolo IP da Internet (IPv6) n\u00e3o \u00e9 cifrado por defeito da mesma forma que a vers\u00e3o anterior (IPv4), concluiu o engenheiro Alejandro Acosta, coordenador de I+D do LACNIC, durante uma das palestras <a href=\"https:\/\/www.lacnic.net\/5416\/3\/lacnic\/ipv6-day\">que fez parte do IPv6 Day webinar,<\/a> organizado pelo Registro de Internet da Am\u00e9rica Latina e Caribe.<\/p>\n\n\n\n<p>Acosta sinalizou que frequentemente recebe consultas sobre se quando o IPv6 transporta um pacote o faz de forma cifrada ou n\u00e3o. Nesse sentido, afirmou que o protocolo por defeito n\u00e3o utiliza <em>IPsec (Internet Protocol security<\/em>), cuja fun\u00e7\u00e3o \u00e9 assegurar a comunica\u00e7\u00e3o sobre o Protocolo da Internet, autenticando ou cifrando cada pacote em um fluxo de dados entre diferentes dispositivos.<\/p>\n\n\n\n<p>No webinar ficou claro que, segundo o <a href=\"https:\/\/www.rfc-editor.org\/info\/rfc8504\">RFC 8504<\/a> de janeiro de 2019, a seguran\u00e7a da arquitetura do IPv6 torna opcional o cifrado com este protocolo, esclarecendo explicitamente antigas d\u00favidas sobre o cifrado e o IPv6.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"638\" height=\"344\" src=\"https:\/\/prensa.lacnic.net\/news\/wp-content\/uploads\/2021\/07\/dia-ipv6-webinar-2021.png\" alt=\"\" class=\"wp-image-15480\" srcset=\"https:\/\/blog.lacnic.net\/wp-content\/uploads\/2021\/07\/dia-ipv6-webinar-2021.png 638w, https:\/\/blog.lacnic.net\/wp-content\/uploads\/2021\/07\/dia-ipv6-webinar-2021-300x162.png 300w\" sizes=\"(max-width: 638px) 100vw, 638px\" \/><\/figure>\n\n\n\n<p>Acosta realizou uma demonstra\u00e7\u00e3o durante sua palestra com dois roteadores (roteador 1 a roteador 2) para que ficasse de forma expl\u00edcita no exerc\u00edcio que o IPv6 n\u00e3o \u00e9 cifrado.<\/p>\n\n\n\n<p><strong>Quanto \u00e0 privacidade<\/strong>. O especialista do LACNIC tamb\u00e9m se referiu a outra quest\u00e3o em discuss\u00e3o sobre o IPv6: se o protocolo respeita ou n\u00e3o a privacidade dos usu\u00e1rios. Nesse sentido, afirmou que o <a href=\"https:\/\/www.rfc-editor.org\/info\/rfc8981\">RFC 8981<\/a> introduz um mecanismo para gerar um ID de interface aleat\u00f3rio que muda com o tempo. \u201cOs ID n\u00e3o s\u00e3o reutilizados e o tempo de vida do endere\u00e7o foi reduzido a 2 dias\u201d, acrescentou Acosta.<\/p>\n\n\n\n<p>Para finalizar, fez um novo exerc\u00edcio demonstrativo com os roteadores, com o intuito de concluir que o IPv6 realmente respeita a privacidade do usu\u00e1rio.<\/p>\n\n\n\n<p>Acesse a grava\u00e7\u00e3o da apresenta\u00e7\u00e3o <a href=\"https:\/\/www.youtube.com\/watch?v=5giL-x5xqew\">aqui.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A vers\u00e3o 6 do protocolo IP da Internet (IPv6) n\u00e3o \u00e9 cifrado por defeito da mesma forma que a vers\u00e3o anterior (IPv4), concluiu o engenheiro Alejandro Acosta, coordenador de I+D do LACNIC, durante uma das palestras que fez parte do IPv6 Day webinar, organizado pelo Registro de Internet da Am\u00e9rica Latina e Caribe. Acosta sinalizou [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":15472,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[532],"tags":[1305],"archivo":[1046,1346],"taxonomy-authors":[],"tipo_autor":[],"class_list":["post-15485","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ipv6","tag-ipv6","archivo-edicao-julho-2021","archivo-edicoes-anteriores"],"acf":{"author":"","related_notes":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>LACNIC Blog | A privacidade do IPv6<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.lacnic.net\/pt-br\/a-privacidade-do-ipv6\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"LACNIC Blog | A privacidade do IPv6\" \/>\n<meta property=\"og:description\" content=\"A vers\u00e3o 6 do protocolo IP da Internet (IPv6) n\u00e3o \u00e9 cifrado por defeito da mesma forma que a vers\u00e3o anterior (IPv4), concluiu o engenheiro Alejandro Acosta, coordenador de I+D do LACNIC, durante uma das palestras que fez parte do IPv6 Day webinar, organizado pelo Registro de Internet da Am\u00e9rica Latina e Caribe. 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