{"id":384293,"date":"2020-05-29T06:59:56","date_gmt":"2020-05-29T13:59:56","guid":{"rendered":"https:\/\/blog.webex.com\/uncategorized-pt-br\/seguranca-do-fone-de-ouvido-o-que-voce-precisa-saber\/"},"modified":"2020-05-29T06:59:56","modified_gmt":"2020-05-29T13:59:56","slug":"seguranca-do-fone-de-ouvido-o-que-voce-precisa-saber","status":"publish","type":"post","link":"https:\/\/blog.webex.com\/pt-br\/colaboracao\/seguranca-do-fone-de-ouvido-o-que-voce-precisa-saber\/","title":{"rendered":"Seguran\u00e7a do fone de ouvido: O que voc\u00ea precisa saber"},"content":{"rendered":"<h2><span><br \/>\n  <strong>Compreendendo a Seguran\u00e7a do Fone de Ouvido<\/strong><br \/>\n<\/span><\/h2>\n<p>Quais s\u00e3o suas principais considera\u00e7\u00f5es ao selecionar um fone de ouvido Bluetooth? Para a maioria dos compradores, sua caracter\u00edsticas ac\u00fasticos, conforto, forma, recursos, caracter\u00edsticas, estilo de conex\u00e3o ou compatibilidade com aplicativos e dispositivos. No entanto, um elemento essencial n\u00e3o que muitos compradores param de considerar \u00e9 que tipo de recursos de seguran\u00e7a, se algum, est\u00e3o no fone de ouvido. Por exemplo, 85% de usu\u00e1rios sentem que o Bluetooth fornece comunica\u00e7\u00f5es seguras, mas no mundo de hoje em dia, as amea\u00e7as s\u00e3o<sup><\/sup> mais sofisticadas. A maioria das pessoas considere os fones de ouvido como dispositivos b\u00e1sicos que fornecem recursos legais e se conectam a nossos smartphones ou laptops; no entanto, eles realmente t\u00eam um papel integral no fornecimento de comunica\u00e7\u00f5es seguras e confi\u00e1veis. Assim como outros dispositivos inteligentes, os fones de ouvido mais modernos executar\u00e3o softwares complexos, deixando-os vulner\u00e1veis a ataques se esses n\u00e3o s\u00e3o protegidos corretamente, especialmente com a quantidade de dados movendo-se entre os dispositivos emparelhados.<\/p>\n<p>Todos n\u00f3s vimos usu\u00e1rios colocarem uma pe\u00e7a de filme para cobrir a webcam, ou talvez voc\u00ea tenha feito isso voc\u00ea mesmo. Um maior uso de usu\u00e1rios tamb\u00e9m se preocupa com a preocupa\u00e7\u00e3o dos microfones dos seus dispositivos. Os fones de ouvido tamb\u00e9m podem estar a caminho para executar opera\u00e7\u00f5es n\u00e3o intencionais, como altera\u00e7\u00f5es de volume e pular trilhas para ataques mais s\u00e9rios, como grava\u00e7\u00e3o de \u00e1udio e roubo de informa\u00e7\u00f5es pessoais.<\/p>\n<h2><span><br \/>\n  <strong>Vulnerabilidades cr\u00edticas na seguran\u00e7a de Bluetooth<\/strong><br \/>\n<\/span><\/h2>\n<p>Recentemente, uma equipe de pesquisadores exposto uma vulnerabilidade em chips do Bluetooth mais antigos, chamado de ataque HACKER. Sem ficar muito t\u00e9cnico, essa vulnerabilidade truques o dispositivo receptor para negociar um n\u00edvel de seguran\u00e7a muito inferior. Geralmente, as conex\u00f5es e trocas de Bluetooth s\u00e3o criptografadas e, embora sejam necess\u00e1rios instantes de tentativas para quebrar uma chave de 128bits, pode levar apenas alguns segundos se uma chave mais curta for negociada. Resultando em um invasor ser capaz de cortar a conex\u00e3o e escuta.<\/p>\n<h2><span><br \/>\n  <strong>Fones de ouvido Cisco \u2014 estabelecendo novos fundamentos para a seguran\u00e7a\u00a0\u00a0<\/strong><br \/>\n<\/span><\/h2>\n<p>Hoje, os fones de ouvido da Cisco s\u00e3o implantados nas organiza\u00e7\u00f5es governamentais, m\u00e9dicas, financeiras e jur\u00eddicas que possuem algumas das pol\u00edticas mais rigorosas de privacidade e seguran\u00e7a. No entanto, devido a excelentes amea\u00e7as \u00e0 seguran\u00e7a, os fones de ouvido Bluetooth ainda n\u00e3o foram adotados em corpora\u00e7\u00f5es e ag\u00eancias Federais que lidam com informa\u00e7\u00f5es classificadas. A demanda por dispositivos sem fio est\u00e1 crescendo a uma velocidade r\u00e1pida neste setor e esses \u00f3rg\u00e3os est\u00e3o se voltando para a Cisco criar fones de ouvido Bluetooth que possuem o n\u00edvel mais alto de requisitos de seguran\u00e7a e recursos do mercado hoje (por exemplo, restringir o emparelhamento a apenas dispositivos fornecidos pelo empregador ou exigir um pin exclusivo para emparelhar dispositivos).<\/p>\n<p><em>&#8220;O que chamou minha aten\u00e7\u00e3o nos fones de ouvido da Cisco s\u00e3o os recursos avan\u00e7ados de seguran\u00e7a e, o mais importante, os recursos de administra\u00e7\u00e3o de backend. O trabalho que a equipe da Cisco est\u00e1 fazendo ajudar\u00e1 a ado\u00e7\u00e3o de fones de ouvido Bluetooth, especialmente por pessoas de seguran\u00e7a que est\u00e3o familiarizados com a seguran\u00e7a da Cisco em seus telefones e outros pontos de acesso.&#8221; <\/em><\/p>\n<p>-Consultor T\u00e9cnico S\u00eanior, Federal dos EUA<\/p>\n<p>A seguran\u00e7a foi criada no n\u00facleo do Fone de ouvido Cisco 730, nosso fone de ouvido bluetooth premium.\u00a0No mundo de hoje, as amea\u00e7as est\u00e3o constantemente em evolu\u00e7\u00e3o e estamos investindo constantemente para manter a ajuda a manter as comunica\u00e7\u00f5es seguras. Todos os nossos produtos passam pelo Ciclo de vida de desenvolvimento seguro <a href=\"https:\/\/www.cisco.com\/c\/dam\/en_us\/about\/doing_business\/trust-center\/docs\/cisco-secure-development-lifecycle.pdf\">(CSDL) da Cisco, que \u00e9 uma entidade independente que aplica pr\u00e1ticas e tecnologias l\u00edderes do setor em todas as fases do processo de desenvolvimento para criar solu\u00e7\u00f5es confi\u00e1veis e atua como um portal de seguran\u00e7a antes de qualquer produto chegar ao<\/a> mercado. O desenvolvimento do Headset 730 n\u00e3o foi diferente, pois tem prote\u00e7\u00e3o de software e hardware de primeiro n\u00edvel corporativo atrav\u00e9s da autentica\u00e7\u00e3o de inicializa\u00e7\u00e3o e imagem segura.<\/p>\n<h2><span><br \/>\n  <strong>Seguran\u00e7a inerente do software<\/strong><br \/>\n<\/span><\/h2>\n<p>O firmware do fone de ouvido \u00e9 criptografado pela Cisco com chave AES de 128 bits e apenas imagens verificadas podem ser instaladas. Tamb\u00e9m n\u00e3o h\u00e1 nenhuma provis\u00e3o para ignorar essa prote\u00e7\u00e3o. Isso garante a integridade do firmware e minimiza a possibilidade de qualquer instala\u00e7\u00e3o de c\u00f3digo malicioso.<\/p>\n<h2><span><br \/>\n  <strong>Prote\u00e7\u00e3o contra o hacking f\u00edsico<\/strong><br \/>\n<\/span><\/h2>\n<p>Al\u00e9m de verificar o firmware instalado, o headset 730 tamb\u00e9m \u00e9 validado em cada processo de inicializa\u00e7\u00e3o \u00fanico usando seu resumo AES-CCM. Isso garante que o dispositivo seja autenticado e n\u00e3o modificado, mesmo que as modifica\u00e7\u00f5es tenham acesso f\u00edsico ao dispositivo. Esse recurso tamb\u00e9m \u00e9 ativado por padr\u00e3o e n\u00e3o h\u00e1 nenhuma provis\u00e3o para ignorar ou desativar.<\/p>\n<h2><span><br \/>\n  <strong>Gerenciamento inteligente e integrado de fones de ouvido<\/strong><br \/>\n<\/span><\/h2>\n<p>Garantir que seu fone de ouvido est\u00e1 sendo executado no firmware mais recente ajudar\u00e1 voc\u00ea a ter o n\u00edvel mais alto de prote\u00e7\u00e3o contra ataques. As pessoas mais vulner\u00e1veis, que lidam com informa\u00e7\u00f5es confidenciais, s\u00e3o muitas vezes aqueles que n\u00e3o t\u00eam tempo de gerenciar ou atualizar seus fones de ouvido.\u00a0 Com os recursos de gerenciamento integrado da Cisco, os fones de ouvido podem ser implantados, configurados e monitorados sem complica\u00e7\u00f5es pelos administradores de IT, ajudando a garantir que o firmware de fone de ouvido est\u00e1 atualizado&#8230; nenhuma a\u00e7\u00e3o requerida pelo usu\u00e1rio final.<\/p>\n<p>A Cisco est\u00e1 estabelecendo uma nova base para a seguran\u00e7a dos fones de ouvido e estamos investindo continuamente nessa forma, pois os riscos \u00e0 seguran\u00e7a est\u00e3o sempre em evolu\u00e7\u00e3o no mundo moderno de hoje. Nossa vis\u00e3o \u00e9 criar fones de ouvido de comunica\u00e7\u00e3o unificados de grande porte que tenham a tecnologia mais recente, fator de forma moderna e ajudam a fornecer comunica\u00e7\u00f5es confi\u00e1veis e seguras que podem ser usadas em qualquer ambiente ou setor.<\/p>\n<blockquote><p>Para ajudar a encontrar o fone de ouvido comercial certo para voc\u00ea, leia nosso <a href=\"https:\/\/ebooks.cisco.com\/story\/business-headsets-key-to-workplace-ebook-us\/?ccid=cc001192&#038;oid=ebkco020228\">eBook<\/a>aqui.<\/p><\/blockquote>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-325004 size-full\" title=\"https:\/\/www.cisco.com\/c\/m\/en_us\/products\/conferencing\/webex-secure-video-conferencing.html?socialshare=webex_secure\" src=\"https:\/\/storage.googleapis.com\/blogs-images\/ciscoblogs\/1\/2020\/05\/Security-thats-built-in-not-bolted-on.png\" sizes=\"auto, (max-width: 752px) 100vw, 752px\" srcset=\"https:\/\/storage.googleapis.com\/blogs-images\/ciscoblogs\/1\/2020\/05\/Security-thats-built-in-not-bolted-on-300x69.png 300w, https:\/\/storage.googleapis.com\/blogs-images\/ciscoblogs\/1\/2020\/05\/Security-thats-built-in-not-bolted-on.png 752w\" alt=\"Seguran\u00e7a integrada, n\u00e3o acoplada.\" width=\"752\" height=\"174\" \/><\/p>\n<hr \/>\n<p><strong>Refer\u00eancia 1 A pesquisa &#8220;Fones de ouvido empresariais&#8221; da Cisco 2019, dados globais Saiba mais uma exibi\u00e7\u00e3o interna no fone de ouvido vermelho<\/strong>  <sup> <\/sup>  <strong><\/strong>  <a href=\"https:\/\/blogs.cisco.com\/collaboration\/an-inside-view-on-the-red-dot-winning-cisco-headset-730-design\">Cisco 730 Design Headsets 730<\/a> <a href=\"https:\/\/blogs.cisco.com\/collaboration\/headsets-built-for-the-modern-user-and-enterprise\"><\/a> <a href=\"https:\/\/blogs.cisco.com\/collaboration\/intelligent-integrated-management-with-cisco-headsets\"><\/a> <a href=\"https:\/\/blogs.cisco.com\/collaboration\/cisco-change-headsets\">criado para o usu\u00e1rio moderno e corporativo inteligente, gerenciamento integrado com fones de ouvido da Cisco Por que a Cisco mudar\u00e1 a forma como voc\u00ea pensa sobre fones de ouvido<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Os fones de ouvido da Cisco t\u00eam a tecnologia mais recente, o fator de forma moderna e ajudam a fornecer comunica\u00e7\u00f5es confi\u00e1veis e seguras que podem ser usadas em qualquer ambiente ou setor.<\/p>\n","protected":false},"author":5490,"featured_media":381223,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[5283],"tags":[4000,10562,7437,1707,2105,7442,5439],"class_list":["post-384293","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-colaboracao","tag-business-headset","tag-caso-de-negocio","tag-cisco-headset-730-series","tag-dispositivos-webex","tag-ferramentas-de-colaboracao","tag-seguranca-do-fone-de-ouvido","tag-solucoes-de-colaboracao"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Seguran\u00e7a do fone de ouvido: O que voc\u00ea precisa saber | Webex Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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