{"id":269535,"date":"2023-05-15T08:25:47","date_gmt":"2023-05-15T05:25:47","guid":{"rendered":"https:\/\/freevpnplanet.com\/blog\/what-is-a-vpn-and-what-does-it-do\/"},"modified":"2026-06-06T20:04:09","modified_gmt":"2026-06-06T17:04:09","slug":"what-is-a-vpn-and-what-does-it-do","status":"publish","type":"post","link":"https:\/\/freevpnplanet.com\/pt\/blog\/what-is-a-vpn-and-what-does-it-do\/","title":{"rendered":"What Is a VPN and What Does It Do?"},"content":{"rendered":"\n<p class=\"\">Sempre que voc\u00ea se conecta \u00e0 internet, voc\u00ea deixa um rastro \u2014 seu endere\u00e7o IP, sua atividade de navega\u00e7\u00e3o e seus dados pessoais ficam todos vis\u00edveis para o seu provedor de servi\u00e7os de internet, anunciantes e qualquer outra pessoa posicionada para interceptar seu tr\u00e1fego. Uma VPN, ou Virtual Private Network, \u00e9 a ferramenta mais amplamente utilizada para mudar isso.<\/p>\n\n<p class=\"\">Ela criptografa sua conex\u00e3o, mascara seu endere\u00e7o IP real e roteia seu tr\u00e1fego de internet por meio de um servidor seguro, mantendo sua atividade online privada para observadores externos. Este guia aborda o que \u00e9 uma VPN, como ela funciona e como escolher a correta.<\/p>\n\n<h2 class=\"wp-block-heading\">Definindo VPN<\/h2>\n\n<p class=\"\">VPN significa Virtual Private Network \u2014 uma tecnologia que cria uma conex\u00e3o segura e criptografada entre o seu dispositivo e a internet. Em sua ess\u00eancia, uma VPN \u00e9 uma rede privada que roteia seu tr\u00e1fego por meio de um servidor remoto, mascarando seu endere\u00e7o IP real e protegendo seus dados sens\u00edveis de qualquer pessoa que possa estar observando.<\/p>\n\n<p class=\"\">O significado de VPN \u00e9 bastante simples quando se analisa o nome. &#8220;Virtual&#8221; porque cria uma conex\u00e3o privada simulada em uma rede p\u00fablica. &#8220;Private&#8221; porque sua atividade \u00e9 criptografada e oculta de observadores externos. &#8220;Network&#8221; porque conecta v\u00e1rios pontos \u2014 seu dispositivo, o servidor VPN e a internet em geral \u2014 como se todos fizessem parte do mesmo sistema seguro.<\/p>\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" width=\"640\" height=\"360\" src=\"https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-2-20230515_052423_564585.jpg\" alt=\"Definindo VPN\" class=\"wp-image-67393\" title=\"Definindo VPN\" srcset=\"https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-2-20230515_052423_564585.jpg 640w, https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-2-20230515_052423_564585-300x169.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n<p class=\"\"><\/p>\n\n<h2 class=\"wp-block-heading\"><span id=\"Understanding_VPN_A_Complete_Overview\">Entendendo VPN: Uma Vis\u00e3o Geral Completa<\/span><\/h2>\n\n<p class=\"\">Uma VPN estabelece um caminho protegido entre o seu dispositivo e o servidor VPN. Quando voc\u00ea se conecta, todo o seu tr\u00e1fego de internet passa por este t\u00fanel criptografado antes de chegar ao seu destino. Para qualquer pessoa que observe sua conex\u00e3o pelo lado de fora \u2014 seu provedor de servi\u00e7os de internet, um hacker na mesma rede Wi-Fi p\u00fablica ou um programa de vigil\u00e2ncia governamental \u2014 seu tr\u00e1fego aparece como dados criptografados ileg\u00edveis originados do endere\u00e7o IP do servidor VPN, em vez do seu pr\u00f3prio.<\/p>\n\n<p class=\"\">Isso \u00e9 fundamentalmente diferente de simplesmente navegar na web sem prote\u00e7\u00e3o. Sem uma VPN, seu ISP pode ver todos os sites que voc\u00ea visita, todos os arquivos que voc\u00ea baixa e todas as mensagens que voc\u00ea envia por canais n\u00e3o criptografados. Seu hist\u00f3rico de navega\u00e7\u00e3o se torna um registro acess\u00edvel ao seu provedor de servi\u00e7os de internet, anunciantes e, potencialmente, \u00e0s autoridades policiais. Uma conex\u00e3o VPN altera inteiramente essa din\u00e2mica.<\/p>\n\n<p class=\"\">A tecnologia VPN moderna evoluiu consideravelmente. As primeiras VPNs eram, em grande parte, ferramentas empresariais criadas para acesso a redes corporativas. Hoje, o mercado de VPN pessoal atende a milh\u00f5es de indiv\u00edduos que usam VPNs para proteger sua privacidade, acessar conte\u00fado e proteger suas conex\u00f5es em qualquer lugar. Os avan\u00e7os na tecnologia VPN tornaram essas ferramentas mais r\u00e1pidas, f\u00e1ceis de usar e mais amplamente dispon\u00edveis do que nunca.<\/p>\n\n<h2 class=\"wp-block-heading\"><span id=\"How_VPN_Works_Simplifying_the_Complexities\">Como funcionam os servi\u00e7os VPN<\/span><\/h2>\n\n<p class=\"\">Quando voc\u00ea inicia um aplicativo VPN e se conecta a um servidor, seu dispositivo e o servidor VPN realizam um handshake \u2014 trocando chaves criptogr\u00e1ficas que ser\u00e3o usadas para criptografar e descriptografar seu tr\u00e1fego. Esse processo cria o t\u00fanel criptografado pelo qual fluir\u00e1 todo o seu tr\u00e1fego de internet.<\/p>\n\n<p class=\"\">Seus dados s\u00e3o criptografados em seu dispositivo antes de serem transmitidos. Eles viajam pelo t\u00fanel VPN at\u00e9 o servidor remoto, onde s\u00e3o descriptografados e enviados ao seu destino \u2014 um website, o backend de um app, um servi\u00e7o de streaming. A resposta segue o mesmo caminho de volta: criptografada pelo servidor, transmitida pelo t\u00fanel e descriptografada em seu dispositivo.<\/p>\n\n<p class=\"\">Do ponto de vista de qualquer website que voc\u00ea visita, a conex\u00e3o parece vir do endere\u00e7o IP do servidor VPN, e n\u00e3o do seu pr\u00f3prio. O seu ISP pode ver que voc\u00ea est\u00e1 conectado a um servidor VPN, mas n\u00e3o pode ver o que voc\u00ea est\u00e1 fazendo dentro dessa conex\u00e3o criptografada. O tr\u00e1fego de internet que flui atrav\u00e9s da VPN aparece como dados criptografados sem sentido para qualquer pessoa que tente intercept\u00e1-lo.<\/p>\n\n<p class=\"\">O cliente VPN no seu dispositivo lida com tudo isso automaticamente. Voc\u00ea se conecta e, a partir desse momento, sua conex\u00e3o est\u00e1 protegida. O software VPN hoje \u00e9 projetado para ser simples e acess\u00edvel, mesmo para usu\u00e1rios sem conhecimento t\u00e9cnico.<\/p>\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" width=\"640\" height=\"360\" src=\"https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-1-1-20230515_052444_060148.jpg\" alt=\"A import&#xE2;ncia da VPN no mundo digital de hoje\" class=\"wp-image-67400\" title=\"A import&#xE2;ncia da VPN no mundo digital de hoje\" srcset=\"https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-1-1-20230515_052444_060148.jpg 640w, https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-1-1-20230515_052444_060148-300x169.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n<p class=\"\"><\/p>\n\n<h2 class=\"wp-block-heading\"><span id=\"Benefits_of_VPN_Security_Anonymity_and_More\">Benef\u00edcios da VPN: Security, Anonymity, e muito mais<\/span><\/h2>\n\n<p class=\"\">As VPNs agregam valor em v\u00e1rias dimens\u00f5es simultaneamente. O benef\u00edcio mais amplamente conhecido \u00e9 a seguran\u00e7a \u2014 especificamente, a prote\u00e7\u00e3o de seus <a href=\"https:\/\/freevpnplanet.com\/pt\/blog\/what-is-vpn-encryption\/\">dados por meio de criptografia.<\/a> Quando voc\u00ea se conecta a uma VPN, seu tr\u00e1fego de internet \u00e9 criptografado usando algoritmos robustos que levariam um tempo impratic\u00e1vel para os computadores modernos decifrarem. Esses dados criptografados s\u00e3o essencialmente ileg\u00edveis para qualquer pessoa que os intercepte em tr\u00e2nsito.<\/p>\n\n<p class=\"\">O anonimato est\u00e1 intimamente relacionado. Uma VPN oculta seu endere\u00e7o IP real, substituindo-o pelo endere\u00e7o IP do servidor VPN. Isso impede que websites, anunciantes e outros terceiros usem seu endere\u00e7o IP para identificar ou rastrear voc\u00ea. Embora nenhuma VPN torne voc\u00ea totalmente an\u00f4nimo \u2014 outros m\u00e9todos de rastreamento baseados no navegador ainda existem \u2014 ela eleva significativamente a barra para qualquer pessoa que tente tra\u00e7ar o perfil do seu comportamento online.<\/p>\n\n<p class=\"\">As VPNs tamb\u00e9m permitem flexibilidade geogr\u00e1fica. Como a sua liga\u00e7\u00e3o parece ter origem na localiza\u00e7\u00e3o do servidor VPN, pode aceder a conte\u00fados restritos na sua localiza\u00e7\u00e3o atual. Isto \u00e9 especialmente \u00fatil para viajantes que pretendem aceder a servi\u00e7os do seu pa\u00eds de origem, ou para qualquer pessoa que procure uma gama mais vasta de op\u00e7\u00f5es de conte\u00fado.<\/p>\n\n<p class=\"\">Para trabalhadores remotos, uma VPN fornece acesso seguro a redes de escrit\u00f3rio e recursos da empresa. Uma remote-access VPN cria um canal seguro entre o dispositivo de um funcion\u00e1rio remoto e a rede corporativa, como se estivessem fisicamente sentados no escrit\u00f3rio.<\/p>\n\n<p class=\"\">O uso de servi\u00e7os VPN em redes Wi-Fi p\u00fablicas \u00e9 um dos casos de uso mais pr\u00e1ticos. A conex\u00e3o criptografada que uma VPN oferece torna muito mais dif\u00edcil para invasores na mesma rede interceptarem seus dados, mesmo que a pr\u00f3pria rede n\u00e3o seja segura.<\/p>\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" width=\"640\" height=\"360\" src=\"https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-2-1-20230515_052503_024561.jpg\" alt=\"Benef&#xED;cios da VPN: Security, Anonymity, e muito mais\" class=\"wp-image-67407\" title=\"Benef&#xED;cios da VPN: Security, Anonymity, e muito mais\" srcset=\"https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-2-1-20230515_052503_024561.jpg 640w, https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-2-1-20230515_052503_024561-300x169.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n<p class=\"\"><\/p>\n\n<h2 class=\"wp-block-heading\"><span id=\"Common_VPN_Use_Cases_From_Streaming_to_Gaming\">Casos de Uso Comuns de VPN<\/span><\/h2>\n\n<p class=\"\">As VPNs atendem a uma ampla gama de prop\u00f3sitos pessoais e profissionais. Aqui est\u00e3o os motivos mais comuns pelos quais as pessoas as usam:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Trabalho remoto: Funcion\u00e1rios trabalhando remotamente usam VPNs para acessar redes corporativas, arquivos e ferramentas de forma segura pela internet p\u00fablica \u2014 como se estivessem fisicamente no escrit\u00f3rio.<\/li>\n\n\n\n<li>Seguran\u00e7a em Wi-Fi p\u00fablico: uma VPN protege seus dados de outras pessoas na mesma rede, esteja voc\u00ea verificando e-mails em um aeroporto ou acessando o banco em um hotel.<\/li>\n\n\n\n<li>Privacidade do ISP: Uma VPN limita o que o seu provedor de servi\u00e7os de internet pode observar, impedindo-o de monitorar ou vender o seu hist\u00f3rico de navega\u00e7\u00e3o.<\/li>\n\n\n\n<li>Evitando geo-restrictions: Viajantes usam VPNs para acessar servi\u00e7os de streaming, sites de not\u00edcias e plataformas que s\u00e3o geo-restricted ou censurados no pa\u00eds que est\u00e3o visitando.<\/li>\n\n\n\n<li>Rede de neg\u00f3cios: as empresas usam site-to-site VPNs para interligar escrit\u00f3rios em diferentes locais de forma segura, compartilhando recursos sem rotear dados confidenciais pela internet aberta.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\"><span id=\"Choosing_the_Right_VPN_Tips_and_Considerations\">Como escolher o melhor provedor de VPN<\/span><\/h2>\n\n<p class=\"\">Escolher uma VPN significa escolher uma empresa para lidar com a seguran\u00e7a e privacidade do seu tr\u00e1fego na internet \u2014 por isso, a decis\u00e3o merece uma reflex\u00e3o cuidadosa. Veja o que procurar:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Criptografia forte e protocolos modernos: procure suporte para WireGuard e OpenVPN. Ambos s\u00e3o bem auditados e confi\u00e1veis; evite provedores que dependem de protocolos obsoletos como PPTP.<\/li>\n\n\n\n<li>Uma pol\u00edtica de no-logs verificada: O provedor n\u00e3o deve registrar seu endere\u00e7o IP, atividade de navega\u00e7\u00e3o ou carimbos de data\/hora de conex\u00e3o \u2014 idealmente confirmado por uma auditoria independente de terceiros.<\/li>\n\n\n\n<li>Jurisdi\u00e7\u00e3o favor\u00e1vel: Provedores sediados fora das principais alian\u00e7as de compartilhamento de intelig\u00eancia enfrentam menos obriga\u00e7\u00f5es legais de entregar dados de usu\u00e1rios.<\/li>\n\n\n\n<li>Um kill switch: <a href=\"https:\/\/freevpnplanet.com\/pt\/blog\/vpn-kill-switch-what-is-it-how-to-check-its-working-properly\/\">O recurso <\/a>kill switch corta sua conex\u00e3o com a internet se a VPN cair, evitando que seu endere\u00e7o IP real seja exposto durante uma falha de reconex\u00e3o.<\/li>\n\n\n\n<li>Adequado para o seu use case: considere a server count, speed, device support e ease of use. Uma VPN segura que voc\u00ea considere dif\u00edcil de usar \u00e9 uma que voc\u00ea n\u00e3o usar\u00e1 consistentemente.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Guia Geral para Configura\u00e7\u00e3o de uma VPN<\/h2>\n\n<p class=\"\"><a href=\"https:\/\/freevpnplanet.com\/pt\/blog\/how-to-set-up-a-vpn-on-any-device\/\">Configurar uma VPN \u00e9 <\/a>mais simples do que a maioria das pessoas espera. Aqui est\u00e1 um passo a passo geral de como come\u00e7ar.<\/p>\n\n<p class=\"\">Comece selecionando um provedor de VPN que atenda \u00e0s suas necessidades e assinando um plano. A maioria dos provedores respeit\u00e1veis oferece aplicativos para todas as principais plataformas \u2014 Windows, macOS, iOS, Android e \u00e0s vezes Linux. Baixe e instale o aplicativo VPN para o seu dispositivo. \u00c9 assim que voc\u00ea instala uma VPN na maioria das plataformas de consumo; o aplicativo lida com toda a configura\u00e7\u00e3o automaticamente.<\/p>\n\n<p class=\"\">Ap\u00f3s a instala\u00e7\u00e3o, abra a aplica\u00e7\u00e3o e inicie sess\u00e3o com as credenciais da sua conta. Geralmente, ser-lhe-\u00e1 apresentada uma lista de servidores ou um bot\u00e3o de liga\u00e7\u00e3o r\u00e1pida que seleciona automaticamente o melhor servidor dispon\u00edvel. Escolha um servidor na localiza\u00e7\u00e3o pretendida \u2014 o seu pa\u00eds de origem se estiver a viajar, ou simplesmente a localiza\u00e7\u00e3o mais pr\u00f3xima para obter a melhor velocidade.<\/p>\n\n<p class=\"\">Clique em conectar. A VPN estabelece uma conex\u00e3o criptografada com o servidor e, a partir desse momento, seu tr\u00e1fego de internet \u00e9 roteado pelo t\u00fanel VPN. A maioria dos apps exibe um indicador claro mostrando que a conex\u00e3o VPN est\u00e1 ativa.<\/p>\n\n<p class=\"\">Para desconectar, abra o app e clique em disconnect. Seu tr\u00e1fego ser\u00e1 ent\u00e3o roteado normalmente atrav\u00e9s de sua conex\u00e3o ISP regular.<\/p>\n\n<p class=\"\">Para uso cont\u00ednuo, considere ativar recursos como o kill switch e o auto-connect em redes n\u00e3o confi\u00e1veis. Essas configura\u00e7\u00f5es variam de acordo com o cliente VPN, mas geralmente s\u00e3o encontradas no menu de configura\u00e7\u00f5es do aplicativo. No celular, um aplicativo VPN funciona da mesma maneira \u2014 conecte-se antes de usar Wi-Fi p\u00fablico ou sempre que desejar a prote\u00e7\u00e3o de um VPN gateway.<\/p>\n\n<figure class=\"wp-block-image aligncenter\"><img decoding=\"async\" width=\"640\" height=\"360\" src=\"https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-3-1-20230515_052523_934251.jpg\" alt=\"Escolhendo a VPN certa: dicas e considera&#xE7;&#xF5;es\" class=\"wp-image-67414\" title=\"Escolhendo a VPN certa: dicas e considera&#xE7;&#xF5;es\" srcset=\"https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-3-1-20230515_052523_934251.jpg 640w, https:\/\/freevpnplanet.com\/wp-content\/uploads\/2023\/05\/rvpn-collage-style-3-1-20230515_052523_934251-300x169.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\">Por que escolher a Planet VPN?<\/h2>\n\n<p class=\"\"><a href=\"https:\/\/freevpnplanet.com\">A Planet <\/a>VPN re\u00fane as qualidades essenciais de uma solu\u00e7\u00e3o VPN confi\u00e1vel em um pacote acess\u00edvel para usu\u00e1rios comuns. Uma pol\u00edtica r\u00edgida de no-logs, suporte para protocolos VPN modernos e servidores em dezenas de pa\u00edses oferecem prote\u00e7\u00e3o e flexibilidade. A VPN protege seu endere\u00e7o IP real, criptografa seu tr\u00e1fego de internet e mant\u00e9m seu hist\u00f3rico de navega\u00e7\u00e3o privado de seu ISP e de terceiros.<\/p>\n\n<p class=\"\">Quer voc\u00ea precise de uma VPN para privacidade di\u00e1ria, trabalho remoto ou para se manter seguro em redes Wi-Fi p\u00fablicas, a Planet VPN oferece os recursos que importam. O app simples torna o uso da VPN f\u00e1cil em todos os seus dispositivos, enquanto a seguran\u00e7a subjacente resiste ao escrut\u00ednio. Para quem procura uma VPN confi\u00e1vel que n\u00e3o comprometa a privacidade, a Planet VPN merece uma considera\u00e7\u00e3o s\u00e9ria.<\/p>\n\n<h2 class=\"wp-block-heading\">Perguntas frequentes<\/h2>\n\n<h3 class=\"wp-block-heading\">O que \u00e9 VPN e por que usar?<\/h3>\n\n<p class=\"\">VPN significa Virtual Private Network. \u00c9 um servi\u00e7o que criptografa sua conex\u00e3o de internet e a roteia atrav\u00e9s de um servidor remoto, ocultando seu endere\u00e7o IP real e protegendo seus dados de observadores externos.<\/p>\n\n<h3 class=\"wp-block-heading\">Como obter uma VPN?<\/h3>\n\n<p class=\"\">Para obter uma VPN, escolha um provedor, assine um plano e baixe o app no seu dispositivo. A maioria dos servi\u00e7os de VPN oferece apps para todas as principais plataformas. Assim que instalar um app de VPN e fizer login, voc\u00ea poder\u00e1 se conectar a um servidor com um \u00fanico toque ou clique.<\/p>\n\n<h3 class=\"wp-block-heading\">Posso usar uma VPN gratuitamente?<\/h3>\n\n<p class=\"\">Existem op\u00e7\u00f5es de VPN gratuitas, mas elas v\u00eam com limita\u00e7\u00f5es significativas. Os servi\u00e7os de VPN gratuitos normalmente restringem o uso de dados, oferecem menos locais de servidor e podem ter velocidades mais lentas. Mais importante ainda, algumas VPNs gratuitas monetizam seus servi\u00e7os registrando e vendendo dados dos usu\u00e1rios \u2014 o oposto do benef\u00edcio de privacidade que voc\u00ea procura. Para um uso regular e confi\u00e1vel de VPN, uma VPN paga de um provedor respeit\u00e1vel \u00e9 geralmente uma escolha melhor.<\/p>\n\n<h3 class=\"wp-block-heading\">Como ativar a VPN?<\/h3>\n\n<p class=\"\">Abra o seu aplicativo VPN, selecione um servidor ou use a op\u00e7\u00e3o de auto-connect e toque ou clique no bot\u00e3o conectar. O app indicar\u00e1 quando a conex\u00e3o VPN estiver ativa. Para deslig\u00e1-lo, abra o app novamente e desconecte.<\/p>\n\n<h3 class=\"wp-block-heading\">\u00c9 legal usar uma VPN?<\/h3>\n\n<p class=\"\">Na maioria dos pa\u00edses, o uso de uma VPN \u00e9 completamente legal. As VPNs s\u00e3o amplamente utilizadas por empresas e indiv\u00edduos para fins leg\u00edtimos de seguran\u00e7a e privacidade. Um pequeno n\u00famero de pa\u00edses restringe ou pro\u00edbe o uso de VPN, por isso vale a pena verificar as regulamenta\u00e7\u00f5es locais se voc\u00ea estiver viajando.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sempre que voc\u00ea se conecta \u00e0 internet, voc\u00ea deixa um rastro \u2014 seu endere\u00e7o IP, sua atividade de navega\u00e7\u00e3o e seus dados pessoais ficam todos vis\u00edveis para o seu provedor de servi\u00e7os de internet, anunciantes e qualquer outra pessoa posicionada para interceptar seu tr\u00e1fego. Uma VPN, ou Virtual Private Network, \u00e9 a ferramenta mais amplamente&#8230;<\/p>\n","protected":false},"author":72,"featured_media":269598,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[321],"tags":[],"class_list":["post-269535","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ciberseguranca-e-protecao-da-internet"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>O que \u00e9 uma VPN e o que ela faz? | Planet VPN<\/title>\n<meta name=\"description\" content=\"Descubra o que \u00e9 uma VPN, como essa virtual private network criptografa seus dados e o que essas redes privadas fazem para proteger sua atividade online.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/freevpnplanet.com\/pt\/blog\/what-is-a-vpn-and-what-does-it-do\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"O que \u00e9 uma VPN e o que ela faz? 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