{"id":31811,"date":"2026-10-06T22:10:18","date_gmt":"2026-10-06T20:10:18","guid":{"rendered":"https:\/\/www.wedoback.com\/?page_id=31811"},"modified":"2026-10-07T11:02:44","modified_gmt":"2026-10-07T09:02:44","slug":"o-que-e-backup-de-ti","status":"publish","type":"page","link":"https:\/\/www.wedoback.com\/pt-br\/guias\/backup\/o-que-e-backup-de-ti\/","title":{"rendered":"O que \u00e9 um backup de TI?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"31811\" class=\"elementor elementor-31811 elementor-31541\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-82d8674 e-con-full wdb-g e-flex e-con e-parent\" data-id=\"82d8674\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-13154a2 e-con-full wdb-g-hero e-flex e-con e-parent\" data-id=\"13154a2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-c88cbb8 e-con-full wdb-g-hero-in e-flex e-con e-parent\" data-id=\"c88cbb8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-70fbcc8 elementor-widget elementor-widget-text-editor\" data-id=\"70fbcc8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"wdb-g-crumb\"><a href=\"\/pt-br\/\">In\u00edcio<\/a><span>\u203a<\/span><a href=\"\/pt-br\/guias\/\">Guias<\/a><span>\u203a<\/span><a href=\"\/pt-br\/guias\/backup\/\">Backup de TI<\/a><\/p><p class=\"wdb-g-pill\" style=\"--pill:#01adb9\">Backup de TI<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c5bb226 elementor-widget elementor-widget-heading\" data-id=\"c5bb226\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">O que \u00e9 um backup de TI?<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a06657 elementor-widget elementor-widget-text-editor\" data-id=\"2a06657\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"wdb-g-lead\">Um backup de TI \u00e9 uma c\u00f3pia de dados feita para ser restaurada: no dia em que o original desaparece, \u00e9 alterado por engano ou \u00e9 criptografado por um ataque, ela permite voltar a um estado anterior. Enquanto ningu\u00e9m tiver restaurado um arquivo e verificado que ele abre, o que existe \u00e9 uma transfer\u00eancia de dados, n\u00e3o um backup comprovado.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-74ae120 elementor-widget elementor-widget-text-editor\" data-id=\"74ae120\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"wdb-g-meta\"><span>Atualizado em <b>outubro de 2026<\/b><\/span><span><b>4 min<\/b> de leitura<\/span><span><b>5<\/b> fontes citadas<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9341584 e-con-full wdb-g-body e-flex e-con e-parent\" data-id=\"9341584\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-850fc7c e-con-full wdb-g-grid e-flex e-con e-parent\" data-id=\"850fc7c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-23b8a2b e-con-full wdb-g-article e-flex e-con e-parent\" data-id=\"23b8a2b\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-901d3b2 elementor-widget elementor-widget-text-editor\" data-id=\"901d3b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-key\"><h2>O essencial<\/h2><ul><li>Um backup de verdade fica <strong>separado do original<\/strong>, guarda <strong>v\u00e1rias datas<\/strong> e \u00e9 restaurado com um procedimento conhecido.<\/li><li>A ANSSI (ag\u00eancia nacional de ciberseguran\u00e7a da Fran\u00e7a) e a CNIL (autoridade francesa de prote\u00e7\u00e3o de dados) recomendam a regra <strong>3-2-1<\/strong>: tr\u00eas c\u00f3pias, duas m\u00eddias diferentes, sendo uma offline.<\/li><li>O RAID, a sincroniza\u00e7\u00e3o e a lixeira do Microsoft 365 n\u00e3o s\u00e3o backups.<\/li><li>A frequ\u00eancia define a perda de dados aceit\u00e1vel (RPO); o m\u00e9todo de restaura\u00e7\u00e3o define o tempo de parada (RTO).<\/li><li>Um backup nunca restaurado, ou cuja chave foi perdida, n\u00e3o comprova nada.<\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6593965 elementor-widget elementor-widget-text-editor\" data-id=\"6593965\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>O que a c\u00f3pia deve permitir<\/h2><p>Tr\u00eas propriedades distinguem um backup de uma simples duplicata:<\/p><ol><li><strong>Ele \u00e9 separado do original.<\/strong> Um segundo disco no mesmo servidor, ou a lixeira do software, sofre o mesmo inc\u00eandio, a mesma queda de energia e, muitas vezes, o mesmo ransomware. A CNIL inclui entre os erros a evitar o armazenamento dos backups no mesmo local que os dados de origem.<\/li><li><strong>Ele mant\u00e9m um hist\u00f3rico.<\/strong> \u00c9 preciso poder voltar \u00e0 ter\u00e7a-feira \u00e0s 18h, e n\u00e3o apenas \u00e0 \u00faltima c\u00f3pia, que pode j\u00e1 conter o arquivo danificado.<\/li><li><strong>Ele pode ser restaurado por algu\u00e9m que conhece o procedimento.<\/strong> A m\u00eddia, o software, a senha e a chave de criptografia precisam estar dispon\u00edveis no dia do incidente, e n\u00e3o apenas no dia da instala\u00e7\u00e3o. A ANSSI exige que os backups sejam testados regularmente e que um procedimento de restaura\u00e7\u00e3o seja redigido e aplicado.<\/li><\/ol><p>O backup abrange arquivos, bancos de dados, caixas de e-mail ou uma m\u00e1quina inteira (sistema, aplica\u00e7\u00f5es, contas, configura\u00e7\u00f5es). Restaurar apenas arquivos obriga a reinstalar o servidor antes de devolv\u00ea-los ao lugar. Restaurar uma imagem de sistema coloca a m\u00e1quina de volta em opera\u00e7\u00e3o.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a9f9845 elementor-widget elementor-widget-text-editor\" data-id=\"a9f9845\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>A regra 3-2-1<\/h2><p>A ANSSI e a CNIL recomendam a chamada regra \u201c3-2-1\u201d:<\/p><ul><li><strong>3<\/strong> c\u00f3pias dos dados: a produ\u00e7\u00e3o e dois backups;<\/li><li><strong>2<\/strong> m\u00eddias diferentes;<\/li><li><strong>1<\/strong> c\u00f3pia offline, ou seja, em uma m\u00eddia desconectada de qualquer sistema de informa\u00e7\u00e3o.<\/li><\/ul><figure class=\"wdb-f wdb-f-321\" role=\"img\" aria-label=\"Regra 3-2-1: 3 c\u00f3pias dos seus dados, 2 m\u00eddias diferentes, 1 c\u00f3pia offline\"><figcaption class=\"wdb-f-title\">Regra 3-2-1<\/figcaption><div class=\"wdb-f-cols\"><div class=\"wdb-f-col\"><span class=\"wdb-f-num\">3<\/span><p>c\u00f3pias dos seus dados<\/p><svg viewBox=\"0 0 64 64\" aria-hidden=\"true\" focusable=\"false\"><rect x=\"20\" y=\"8\" width=\"30\" height=\"38\" rx=\"3\" fill=\"#e6f6f7\" stroke=\"#01adb9\" stroke-width=\"2\"\/><rect x=\"14\" y=\"13\" width=\"30\" height=\"38\" rx=\"3\" fill=\"#f3fbfb\" stroke=\"#01adb9\" stroke-width=\"2\"\/><rect x=\"8\" y=\"18\" width=\"30\" height=\"38\" rx=\"3\" fill=\"#fff\" stroke=\"#027466\" stroke-width=\"2.4\"\/><path d=\"M14 28h18M14 34h18M14 40h18M14 46h11\" stroke=\"#01adb9\" stroke-width=\"2.4\" stroke-linecap=\"round\"\/><\/svg><\/div><div class=\"wdb-f-col\"><span class=\"wdb-f-num\">2<\/span><p>m\u00eddias diferentes<\/p><svg viewBox=\"0 0 64 64\" aria-hidden=\"true\" focusable=\"false\"><rect x=\"6\" y=\"10\" width=\"34\" height=\"12\" rx=\"3\" fill=\"#027466\"\/><rect x=\"6\" y=\"25\" width=\"34\" height=\"12\" rx=\"3\" fill=\"#012e29\"\/><circle cx=\"33\" cy=\"16\" r=\"1.8\" fill=\"#01adb9\"\/><circle cx=\"33\" cy=\"31\" r=\"1.8\" fill=\"#01adb9\"\/><rect x=\"22\" y=\"34\" width=\"36\" height=\"24\" rx=\"4\" fill=\"#012e29\"\/><circle cx=\"40\" cy=\"46\" r=\"8\" fill=\"#e6f6f7\"\/><circle cx=\"40\" cy=\"46\" r=\"2.4\" fill=\"#027466\"\/><\/svg><\/div><div class=\"wdb-f-col\"><span class=\"wdb-f-num\">1<\/span><p>c\u00f3pia offline<\/p><svg viewBox=\"0 0 64 64\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M16 40a11 11 0 0 1 2-21.8A15 15 0 0 1 46 20a10 10 0 0 1 2 20z\" fill=\"#cfeef0\" stroke=\"#01adb9\" stroke-width=\"2.4\" stroke-linejoin=\"round\"\/><path d=\"M8 8l48 48\" stroke=\"#027466\" stroke-width=\"3\" stroke-linecap=\"round\"\/><rect x=\"30\" y=\"38\" width=\"24\" height=\"18\" rx=\"3\" fill=\"#012e29\"\/><path d=\"M35 38v-5a7 7 0 0 1 14 0v5\" fill=\"none\" stroke=\"#012e29\" stroke-width=\"3\"\/><circle cx=\"42\" cy=\"47\" r=\"2.6\" fill=\"#fff\"\/><\/svg><\/div><\/div><p class=\"wdb-f-note\">Recomenda\u00e7\u00e3o da ANSSI e da CNIL<\/p><\/figure><p>A ANSSI considera essa c\u00f3pia offline indispens\u00e1vel, mesmo que seja menos frequente que as demais. O detalhe do c\u00e1lculo est\u00e1 em <a href=\"\/pt-br\/guias\/backup\/quantos-backups-conservar\/\">Quantos backups \u00e9 preciso conservar?<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd7a49e elementor-widget elementor-widget-text-editor\" data-id=\"fd7a49e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>As tr\u00eas fam\u00edlias que costumam ser confundidas<\/h2><table><thead><tr><th>Opera\u00e7\u00e3o<\/th><th>Fun\u00e7\u00e3o<\/th><th>Hist\u00f3rico<\/th><\/tr><\/thead><tbody><tr><td>Backup<\/td><td>Voltar a um estado anterior<\/td><td>Sim, v\u00e1rias datas<\/td><\/tr><tr><td>Replica\u00e7\u00e3o<\/td><td>Ter uma c\u00f3pia praticamente id\u00eantica, imediatamente<\/td><td>Em geral, n\u00e3o: a c\u00f3pia acompanha o original, inclusive seus erros<\/td><\/tr><tr><td>Arquivamento<\/td><td>Conservar uma prova ou um documento a longo prazo<\/td><td>Sim, mas o objetivo \u00e9 a conserva\u00e7\u00e3o, n\u00e3o a retomada das atividades no dia seguinte<\/td><\/tr><\/tbody><\/table><p>O detalhe est\u00e1 em <a href=\"\/pt-br\/guias\/backup\/diferenca-backup-e-replicacao\/\">backup e replica\u00e7\u00e3o<\/a> e <a href=\"\/pt-br\/guias\/backup\/diferenca-backup-e-arquivamento\/\">backup e arquivamento<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1231a62 elementor-widget elementor-widget-text-editor\" data-id=\"1231a62\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Completo, incremental, diferencial<\/h2><p>O Cybermalveillance.gouv.fr, plataforma p\u00fablica francesa de assist\u00eancia \u00e0s v\u00edtimas de ataques cibern\u00e9ticos, distingue tr\u00eas m\u00e9todos:<\/p><ul><li><strong>Completo<\/strong>: tudo \u00e9 copiado. A restaura\u00e7\u00e3o \u00e9 simples. Consome tempo e espa\u00e7o.<\/li><li><strong>Incremental<\/strong>: somente as altera\u00e7\u00f5es desde o \u00faltimo backup, qualquer que seja, s\u00e3o copiadas. \u00c9 leve. A restaura\u00e7\u00e3o aplica o completo e depois cada incremento.<\/li><li><strong>Diferencial<\/strong>: s\u00e3o copiadas as altera\u00e7\u00f5es desde o \u00faltimo completo. Ele cresce ao longo da semana. A restaura\u00e7\u00e3o aplica o completo e o \u00faltimo diferencial.<\/li><\/ul><p>A CNIL recomenda combinar backups incrementais di\u00e1rios e backups completos regulares.<\/p><p>A frequ\u00eancia define o <strong>RPO<\/strong> (quanto trabalho voc\u00ea aceita refazer). O tempo de restaura\u00e7\u00e3o define o <strong>RTO<\/strong> (por quanto tempo a atividade pode ficar parada). A ANSSI fala em perda m\u00e1xima de dados admiss\u00edvel (PDMA) e em tempo m\u00e1ximo de interrup\u00e7\u00e3o admiss\u00edvel (DMIA). Esses dois prazos s\u00e3o definidos atividade por atividade: a contabilidade de sexta-feira \u00e0 noite e o servidor do caixa no s\u00e1bado ao meio-dia n\u00e3o t\u00eam o mesmo RPO. Veja <a href=\"\/pt-br\/guias\/prd-pcn\/o-que-e-rto\/\">O que \u00e9 um RTO?<\/a>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9f3bb07 elementor-widget elementor-widget-text-editor\" data-id=\"9f3bb07\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>O que um backup n\u00e3o faz<\/h2><p>Ele n\u00e3o substitui um antiv\u00edrus, um firewall nem contas de administrador separadas. Ele n\u00e3o mant\u00e9m o servi\u00e7o funcionando durante a pane: esse \u00e9 o papel de um plano de recupera\u00e7\u00e3o de desastres (PRD) ou de continuidade de neg\u00f3cios (PCN). Sozinho, ele n\u00e3o comprova o cumprimento de uma obriga\u00e7\u00e3o legal de conserva\u00e7\u00e3o: um documento cont\u00e1bil que deve ser guardado por dez anos \u00e9 assunto de arquivamento, com suas pr\u00f3prias regras de integridade.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-abec824 elementor-widget elementor-widget-text-editor\" data-id=\"abec824\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Erros frequentes<\/h2><ul><li>Acreditar que o RAID \u00e9 um backup. O RAID protege contra um disco com defeito. Ele tamb\u00e9m replica a exclus\u00e3o e a criptografia maliciosa.<\/li><li>Fazer backup em um compartilhamento que usu\u00e1rios e administradores podem apagar.<\/li><li>Deixar o disco de backup conectado permanentemente. O Cybermalveillance.gouv.fr aconselha desconectar a m\u00eddia do computador ou da rede quando ela n\u00e3o est\u00e1 em uso.<\/li><li>Nunca restaurar. Um backup cuja chave foi perdida, ou cujo software n\u00e3o existe mais, n\u00e3o devolve nada.<\/li><li>Esquecer os e-mails na nuvem. O Microsoft 365 e o Google Workspace hospedam o e-mail, mas n\u00e3o guardam dele um hist\u00f3rico independente e ilimitado: no Exchange Online, um item exclu\u00eddo continua recuper\u00e1vel por 14 dias por padr\u00e3o, 30 dias no m\u00e1ximo.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c1aeb1e elementor-widget elementor-widget-text-editor\" data-id=\"c1aeb1e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Checklist: voc\u00ea tem um backup de verdade?<\/h2><ul><li>Existe uma c\u00f3pia fora do servidor e fora do pr\u00e9dio.<\/li><li>Pelo menos uma c\u00f3pia n\u00e3o pode ser apagada por uma conta de uso di\u00e1rio.<\/li><li>V\u00e1rias datas est\u00e3o dispon\u00edveis, e n\u00e3o apenas a \u00faltima noite.<\/li><li>Uma falha de backup dispara um alerta que algu\u00e9m l\u00ea.<\/li><li>Um arquivo foi restaurado e aberto nos \u00faltimos tr\u00eas meses.<\/li><li>A chave de criptografia \u00e9 guardada em outro lugar que n\u00e3o a m\u00e1quina copiada.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b488358 elementor-widget elementor-widget-text-editor\" data-id=\"b488358\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-brand\"><h2>Na WeDoBack<\/h2><p>A WeDoBack faz backup de servidores Windows e Linux, f\u00edsicos ou virtuais, computadores Windows e macOS, NAS e e-mails do Microsoft 365 ou do Google Workspace. Os dados s\u00e3o criptografados na m\u00e1quina do cliente, com uma chave que somente o cliente possui, e depois armazenados em servidores dedicados ao backup, separados da sua produ\u00e7\u00e3o e redundantes. A restaura\u00e7\u00e3o pode abranger arquivos ou o servidor inteiro, incluindo sistema e aplica\u00e7\u00f5es. A frequ\u00eancia e o per\u00edodo de reten\u00e7\u00e3o s\u00e3o configurados dentro do limite do volume contratado. As ofertas <a href=\"\/pt-br\/oferta-smart\/\">SMART<\/a> e <a href=\"\/pt-br\/oferta-integral\/\">INTEGRAL<\/a> est\u00e3o detalhadas na p\u00e1gina <a href=\"\/pt-br\/ofertas-e-precos\/\">ofertas e pre\u00e7os<\/a>.<\/p><div class=\"wdb-g-btns\"><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/pt-br\/ofertas-e-precos\/\">Ver as ofertas e pre\u00e7os<\/a><a class=\"wdb-g-btn wdb-g-btn-ghost\" href=\"\/pt-br\/cotacao\/\">Solicitar um or\u00e7amento<\/a><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7693aff elementor-widget elementor-widget-text-editor\" data-id=\"7693aff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-faq\"><h2>Perguntas frequentes<\/h2><details><summary>RAID ou um segundo disco bastam como backup?<\/summary><p>N\u00e3o. O RAID protege contra a falha de um disco, n\u00e3o contra uma exclus\u00e3o, um inc\u00eandio ou um ransomware: ele replica imediatamente o erro em todos os discos. Um backup precisa estar em outra m\u00eddia, em outro local, com hist\u00f3rico.<\/p><\/details><details><summary>Com que frequ\u00eancia \u00e9 preciso fazer backup?<\/summary><p>A frequ\u00eancia depende da quantidade de trabalho que voc\u00ea aceita refazer. Para a maioria dos servidores de PMEs, um backup por dia \u00e9 o m\u00ednimo; um banco de dados alimentado continuamente exige v\u00e1rios. A CNIL recomenda backups incrementais di\u00e1rios e backups completos em intervalos regulares.<\/p><\/details><details><summary>O Microsoft 365 ou o Google Workspace fazem backup dos meus e-mails?<\/summary><p>Eles hospedam e protegem o servi\u00e7o, mas suas lixeiras t\u00eam prazos limitados. No Exchange Online, os itens exclu\u00eddos continuam recuper\u00e1veis por 14 dias por padr\u00e3o, 30 dias no m\u00e1ximo. Depois disso, ou se uma conta de administrador for comprometida, s\u00f3 uma c\u00f3pia fora do tenant permite voltar atr\u00e1s.<\/p><\/details><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f851805 elementor-widget elementor-widget-text-editor\" data-id=\"f851805\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Para saber mais<\/h2><div class=\"wdb-g-related\"><a href=\"\/pt-br\/guias\/backup\/estrategia-de-backup-para-pme\/\"><small>Backup de TI<\/small>Qual estrat\u00e9gia de backup para uma PME?<\/a><a href=\"\/pt-br\/guias\/backup\/como-testar-backup\/\"><small>Backup de TI<\/small>Como testar se um backup funciona?<\/a><a href=\"\/pt-br\/guias\/prd-pcn\/o-que-e-rpo\/\"><small>PRD e PCN<\/small>O que \u00e9 um RPO?<\/a><a href=\"\/pt-br\/guias\/backup\/onde-armazenar-backups\/\"><small>Backup de TI<\/small>Onde armazenar seus backups?<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8f86ab7 elementor-widget elementor-widget-text-editor\" data-id=\"8f86ab7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-sources\"><h2>Fontes<\/h2><p class=\"wdb-g-src-date\">Documentos consultados em outubro de 2026.<\/p><ol><li><a href=\"https:\/\/messervices.cyber.gouv.fr\/documents-guides\/anssi_fondamentaux_sauvegarde_systemes_dinformation_v1.1.pdf\" target=\"_blank\" rel=\"noopener\">Backup dos sistemas de informa\u00e7\u00e3o \u2013 Os fundamentos (ANSSI-BP-100, v1.1, 27 de novembro de 2025)<\/a> \u2014 ANSSI<\/li><li><a href=\"https:\/\/www.cybermalveillance.gouv.fr\/tous-nos-contenus\/bonnes-pratiques\/sauvegardes\" target=\"_blank\" rel=\"noopener\">Por que e como gerenciar bem seus backups?<\/a> \u2014 Cybermalveillance.gouv.fr<\/li><li><a href=\"https:\/\/www.cnil.fr\/fr\/securite-sauvegarder\" target=\"_blank\" rel=\"noopener\">Seguran\u00e7a: fazer backup<\/a> \u2014 CNIL<\/li><li><a href=\"https:\/\/learn.microsoft.com\/en-us\/exchange\/security-and-compliance\/recoverable-items-folder\/recoverable-items-folder\" target=\"_blank\" rel=\"noopener\">Pasta Itens Recuper\u00e1veis no Exchange Online<\/a> \u2014 Microsoft Learn<\/li><li><a href=\"https:\/\/www.wedoback.com\/offres-et-tarifs\/\" target=\"_blank\" rel=\"noopener\">Ofertas e pre\u00e7os<\/a> \u2014 WeDoBack<\/li><\/ol><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-24d9f77 e-con-full wdb-g-aside e-flex e-con e-parent\" data-id=\"24d9f77\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0c3d2df elementor-widget elementor-widget-text-editor\" data-id=\"0c3d2df\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<nav class=\"wdb-g-toc\" aria-label=\"Sum\u00e1rio\"><p>Nesta p\u00e1gina<\/p><ol><\/ol><\/nav>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eff3044 elementor-widget elementor-widget-text-editor\" data-id=\"eff3044\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-card\"><h3>Um projeto de backup, PRD ou PCN?<\/h3><p>Mais de 20 anos de experi\u00eancia na prote\u00e7\u00e3o de dados empresariais.<\/p><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/pt-br\/cotacao\/\">Solicitar um or\u00e7amento<\/a><a class=\"wdb-g-tel\" href=\"tel:+33972507828\">+33 9 72 50 78 28<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f44e23f e-con-full wdb-g-aside e-flex e-con e-parent\" data-id=\"f44e23f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5fecf9c elementor-widget elementor-widget-text-editor\" data-id=\"5fecf9c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<nav class=\"wdb-g-toc\" aria-label=\"Sum\u00e1rio\"><p>Nesta p\u00e1gina<\/p><ol><\/ol><\/nav>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3156871 elementor-widget elementor-widget-text-editor\" data-id=\"3156871\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"wdb-g-card\"><h3>Um projeto de backup, PRD ou PCN?<\/h3><p>Mais de 20 anos de experi\u00eancia na prote\u00e7\u00e3o de dados empresariais.<\/p><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/pt-br\/cotacao\/\">Solicitar um or\u00e7amento<\/a><a class=\"wdb-g-tel\" href=\"tel:+33972507828\">+33 9 72 50 78 28<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e61d284 e-con-full wdb-g-cta e-flex e-con e-parent\" data-id=\"e61d284\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-de66cdd e-con-full wdb-g-cta-in e-flex e-con e-parent\" data-id=\"de66cdd\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ca3c06b elementor-widget elementor-widget-text-editor\" data-id=\"ca3c06b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Proteja seus dados com a WeDoBack<\/h2><p>Backup criptografado externo, armazenamento imut\u00e1vel, PRD e PCN: descreva seus servidores e indicaremos a combina\u00e7\u00e3o mais adequada.<\/p><div class=\"wdb-g-btns\"><a class=\"wdb-g-btn wdb-g-btn-primary\" href=\"\/pt-br\/cotacao\/\">Solicitar um or\u00e7amento<\/a><a class=\"wdb-g-btn wdb-g-btn-ghost\" href=\"\/pt-br\/ofertas-e-precos\/\">Ver ofertas e pre\u00e7os<\/a><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":31786,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"_seopress_titles_title":"Backup de TI: defini\u00e7\u00e3o e regras essenciais | WeDoBack","_seopress_titles_desc":"Um backup \u00e9 uma c\u00f3pia restaur\u00e1vel, separada do original, que permite voltar a um estado anterior ap\u00f3s uma pane, um erro ou um ataque.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"https:\/\/www.wedoback.com\/wp-content\/uploads\/2026\/10\/wdb-og-sauvegarde.jpg","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"https:\/\/www.wedoback.com\/wp-content\/uploads\/2026\/10\/wdb-og-sauvegarde.jpg","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"footnotes":"","_members_access_role":[],"_members_access_error":""},"class_list":["post-31811","page","type-page","status-publish","hentry"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"_links":{"self":[{"href":"https:\/\/www.wedoback.com\/pt-br\/wp-json\/wp\/v2\/pages\/31811","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wedoback.com\/pt-br\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.wedoback.com\/pt-br\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.wedoback.com\/pt-br\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wedoback.com\/pt-br\/wp-json\/wp\/v2\/comments?post=31811"}],"version-history":[{"count":1,"href":"https:\/\/www.wedoback.com\/pt-br\/wp-json\/wp\/v2\/pages\/31811\/revisions"}],"predecessor-version":[{"id":32319,"href":"https:\/\/www.wedoback.com\/pt-br\/wp-json\/wp\/v2\/pages\/31811\/revisions\/32319"}],"up":[{"embeddable":true,"href":"https:\/\/www.wedoback.com\/pt-br\/wp-json\/wp\/v2\/pages\/31786"}],"wp:attachment":[{"href":"https:\/\/www.wedoback.com\/pt-br\/wp-json\/wp\/v2\/media?parent=31811"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}