{"id":42818,"date":"2026-04-13T14:22:26","date_gmt":"2026-04-13T12:22:26","guid":{"rendered":"https:\/\/mailcommsgroup.com\/?p=42818"},"modified":"2026-06-24T10:22:56","modified_gmt":"2026-06-24T08:22:56","slug":"mailteck-e-cliente-comms-qualificados-pelo-ministerio-na-conservacao-de-assinaturas-e-selos-electronicos","status":"publish","type":"post","link":"https:\/\/mailcommsgroup.com\/pt\/blog\/mailteck-e-cliente-comms-qualificados-pelo-ministerio-na-conservacao-de-assinaturas-e-selos-electronicos\/","title":{"rendered":"Preserva\u00e7\u00e3o qualificada (QPRES) de assinaturas e selos eletr\u00f3nicos: MailTecK e CustomerComms, certificados pelo Minist\u00e9rio da Transforma\u00e7\u00e3o Digital"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row type=&#8221;grid&#8221; css=&#8221;.vc_custom_1547557263471{margin-bottom: 0px !important;padding-bottom: 0px !important;}&#8221;][vc_column dp_animation=&#8221;&#8221; el_class=&#8221;El nuevo reglamento europeo obliga a recabar el consentimiento expl\u00edcito para el tratamiento de los datos de car\u00e1cter personal&#8221; font_color=&#8221;#81d742&#8243;][vc_single_image image=&#8221;44833&#8243; img_size=&#8221;full&#8221; css=&#8221;&#8221;][vc_raw_html css=&#8221;&#8221;]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[\/vc_raw_html][\/vc_column][\/vc_row][vc_row type=&#8221;grid&#8221; css=&#8221;.vc_custom_1679050935288{margin-top: 0px !important;padding-top: 0px !important;}&#8221;][\/vc_row][vc_column dp_animation=&#8221;&#8221; css=&#8221;.vc_custom_1547557427896{padding-top: 0px !important;}&#8221;][\/vc_column][vc_empty_space height=&#8221;80px&#8221; css=&#8221;.vc_custom_1770122999990{margin-top: -70px !important;}&#8221;][vc_column_text css=&#8221;.vc_custom_1782288057463{padding-top: 50px !important;padding-right: 50px !important;padding-bottom: 50px !important;padding-left: 50px !important;background-color: #F2F2F2 !important;}&#8221; dp_animation=&#8221;&#8221;]<span style=\"font-size: 20px;\"><strong>\u00cdndice  <\/strong><\/span><\/p>\n<ol>\n<li><a href=\"#uno\">O que significa realmente preserva\u00e7\u00e3o qualificada (QPRES)?<\/a><\/li>\n<li><a href=\"#dos\">Como funciona o servi\u00e7o?<\/a><\/li>\n<li><a href=\"#tres\">O que \u00e9 que isto acrescenta do ponto de vista jur\u00eddico?<\/a><\/li>\n<li><a href=\"#cuatro\">Benef\u00edcios estrat\u00e9gicos para sectores cr\u00edticos<\/a><\/li>\n<li><a href=\"#cinco\">Perguntas mais frequentes<\/a><\/li>\n<\/ol>\n<p>[\/vc_column_text][vc_empty_space height=&#8221;110px&#8221; css=&#8221;.vc_custom_1770123005286{margin-top: -100px !important;}&#8221;][vc_column_text css=&#8221;&#8221; dp_animation=&#8221;&#8221;]A evolu\u00e7\u00e3o da sociedade da informa\u00e7\u00e3o para uma economia totalmente digital exigiu a cria\u00e7\u00e3o de quadros jur\u00eddicos e t\u00e9cnicos para garantir a seguran\u00e7a das transac\u00e7\u00f5es. No ambiente atual, a confian\u00e7a j\u00e1 n\u00e3o depende apenas dos acordos entre as partes ou dos sistemas internos de uma organiza\u00e7\u00e3o. <\/p>\n<p>Na Europa, esta confian\u00e7a digital \u00e9 apoiada pelo Regulamento eIDAS, que estabelece o quadro jur\u00eddico para a identifica\u00e7\u00e3o eletr\u00f3nica e os servi\u00e7os de confian\u00e7a. Desta forma, <strong>o eIDAS proporciona um ambiente de transa\u00e7\u00e3o seguro e coerente em todo o mercado europeu e tornou-se um dos pilares da digitaliza\u00e7\u00e3o<\/strong>, tanto no sector p\u00fablico como no privado. <\/p>\n<p>Neste contexto, <strong>os Prestadores Qualificados de Servi\u00e7os de Confian\u00e7a (QTSP)<\/strong> <strong>ocupam o n\u00edvel mais elevado de garantia.<\/strong> N\u00e3o s\u00e3o fornecedores de tecnologia convencionais, mas entidades auditadas e supervisionadas que actuam como terceiros de confian\u00e7a para garantir que determinadas provas digitais (assinaturas, selos, envios electr\u00f3nicos) <strong>conservam o seu valor jur\u00eddico ao longo do tempo<\/strong>.<\/p>\n<p data-path-to-node=\"4,0,0\"><b data-path-to-node=\"4,0,0\" data-index-in-node=\"0\">Garantem o cumprimento das normas europeias de confian\u00e7a<\/b>, analisando o valor probat\u00f3rio das tuas assinaturas e notifica\u00e7\u00f5es eletr\u00f3nicas ao comparares um <a class=\"ng-star-inserted\" href=\"https:\/\/mailcommsgroup.com\/pt\/blog\/credor-qualificado-versus-nao-qualificado\/\" target=\"_blank\" rel=\"noopener\">prestador de servi\u00e7os digitais qualificado com um n\u00e3o qualificado<\/a>.<\/p>\n<p class=\"p1\">Como CustomerComms e MailTeck, j\u00e1 fazemos parte da Lista de Prestadores Qualificados de Servi\u00e7os de Confian\u00e7a do <strong>Minist\u00e9rio da Transforma\u00e7\u00e3o Digital e da Fun\u00e7\u00e3o P\u00fablica<\/strong>. Este reconhecimento permite-nos oferecer o servi\u00e7o qualificado de <strong>entrega eletr\u00f3nica certificada<\/strong> e, desde 26 de mar\u00e7o, expandimos as nossas capacidades com os seguintes servi\u00e7os:<\/p>\n<ul>\n<li><strong>Servi\u00e7o qualificado na conserva\u00e7\u00e3o de assinaturas electr\u00f3nicas qualificadas:<\/strong> Centrado na prote\u00e7\u00e3o das assinaturas electr\u00f3nicas efectuadas, garantindo que a vontade expressa digitalmente se mant\u00e9m inalter\u00e1vel e v\u00e1lida face \u00e0s altera\u00e7\u00f5es tecnol\u00f3gicas.<\/li>\n<li><strong>Servi\u00e7o qualificado de preserva\u00e7\u00e3o de selos electr\u00f3nicos:<\/strong> Importante para a automa\u00e7\u00e3o empresarial, este servi\u00e7o preserva a validade dos selos utilizados pelas pessoas colectivas para autenticar facturas, certificados ou documentos de massa.<\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">A preserva\u00e7\u00e3o qualificada (QPRES, na sigla em ingl\u00eas) \u00e9 o servi\u00e7o de confian\u00e7a qualificado que garante que as assinaturas e selos eletr\u00f3nicos qualificados mantenham a sua validade jur\u00eddica ao longo do tempo, mesmo quando os certificados originais j\u00e1 expiraram ou os algoritmos criptogr\u00e1ficos ficaram obsoletos. Desde 26 de mar\u00e7o de 2026, a MailTecK e a CustomerComms oferecem este servi\u00e7o enquanto Prestadores de Servi\u00e7os de Confian\u00e7a Qualificados (PSCC), reconhecidos na lista oficial do Minist\u00e9rio da Transforma\u00e7\u00e3o Digital e da Fun\u00e7\u00e3o P\u00fablica. <\/span><\/p>\n<p>[\/vc_column_text][vc_empty_space height=&#8221;110px&#8221; css=&#8221;.vc_custom_1770123009118{margin-top: -100px !important;}&#8221; el_id=&#8221;uno&#8221;][vc_column_text css=&#8221;.vc_custom_1769597307807{padding-top: 15px !important;padding-right: 15px !important;padding-bottom: 15px !important;padding-left: 15px !important;background-color: #47d7ac !important;}&#8221; dp_animation=&#8221;&#8221;]<\/p>\n<h2 style=\"margin-top: 0;\"><span style=\"color: #000000;\">O que significa realmente preserva\u00e7\u00e3o qualificada (QPRES)?<\/span><\/h2>\n<p>[\/vc_column_text][vc_column_text css=&#8221;&#8221; dp_animation=&#8221;&#8221;]Um dos maiores desafios da era digital \u00e9 a longevidade das provas electr\u00f3nicas. Ao contr\u00e1rio do papel, cuja degrada\u00e7\u00e3o \u00e9 f\u00edsica e vis\u00edvel, <strong>a &#8220;degrada\u00e7\u00e3o&#8221; de uma assinatura eletr\u00f3nica \u00e9 matem\u00e1tica e tecnol\u00f3gica, pelo que a sua validade n\u00e3o \u00e9 eterna por defeito.<\/strong> As assinaturas dependem de certificados que expiram e de algoritmos criptogr\u00e1ficos que podem tornar-se obsoletos com o tempo. Um documento pode permanecer armazenado durante anos e ainda assim perder a sua for\u00e7a probat\u00f3ria, porque j\u00e1 n\u00e3o \u00e9 poss\u00edvel verificar de forma fi\u00e1vel a assinatura original.  <\/p>\n<p>O Servi\u00e7o de Preserva\u00e7\u00e3o Qualificada (QPRES) existe precisamente para evitar este cen\u00e1rio. O seu objetivo \u00e9 <strong>preservar a validade legal das assinaturas e selos electr\u00f3nicos qualificados ao longo do tempo, mesmo d\u00e9cadas ap\u00f3s a sua cria\u00e7\u00e3o.<\/strong> <\/p>\n<p>Neste ponto \u00e9 importante esclarecer que o QPRES n\u00e3o \u00e9 um servi\u00e7o de arquivo eletr\u00f3nico ou de gest\u00e3o documental, nem garante que o documento se mantenha leg\u00edvel no futuro. A sua fun\u00e7\u00e3o n\u00e3o \u00e9 preservar o &#8220;arquivo&#8221;, mas sim proteger a evid\u00eancia criptogr\u00e1fica que prova que uma assinatura ou um selo foi v\u00e1lido num determinado momento e que continua v\u00e1lido do ponto de vista legal. <\/p>\n<p data-path-to-node=\"2,0,0\"><b data-path-to-node=\"2,0,0\" data-index-in-node=\"0\">Acelera a conclus\u00e3o dos teus acordos comerciais<\/b>, eliminando os obst\u00e1culos nos processos de assinatura a partir de qualquer dispositivo, com as solu\u00e7\u00f5es de <a class=\"ng-star-inserted\" href=\"https:\/\/mailcommsgroup.com\/pt\/recrutamento-eletronica\/firma-eletronica\/\" target=\"_blank\" rel=\"noopener\">assinatura eletr\u00f3nica para empresas<\/a>.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; border-spacing: 0; font-family: Arial, Helvetica, sans-serif; font-size: 16px; color: #2c2c2c; margin-top: 20px; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #47d7ac !important;\">\n<th style=\"color: #ffffff !important; font-weight: bold; padding: 12px 14px; text-align: left; border: none; width: 25%;\">Dimens\u00e3o<\/th>\n<th style=\"color: #ffffff !important; font-weight: bold; padding: 12px 14px; text-align: left; border: none; width: 38%;\">Preserva\u00e7\u00e3o qualificada (QPRES)<\/th>\n<th style=\"color: #ffffff !important; font-weight: bold; padding: 12px 14px; text-align: left; border: none; width: 37%;\">Arquivo eletr\u00f3nico \/ Gest\u00e3o documental<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background-color: #ffffff; border-bottom: 1px solid #e5e5e5;\">\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">O que protege<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">A validade jur\u00eddica da assinatura ou carimbo eletr\u00f3nico<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">O pr\u00f3prio documento (legibilidade, armazenamento)<\/td>\n<\/tr>\n<tr style=\"background-color: #f9f9f9; border-bottom: 1px solid #e5e5e5;\">\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">O que garante<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Que a assinatura era v\u00e1lida e continua a s\u00ea-lo legalmente<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Que o ficheiro esteja dispon\u00edvel e seja acess\u00edvel<\/td>\n<\/tr>\n<tr style=\"background-color: #ffffff; border-bottom: 1px solid #e5e5e5;\">\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Legisla\u00e7\u00e3o aplic\u00e1vel<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Regulamento eIDAS \u2014 Anexo III (servi\u00e7os de confian\u00e7a qualificados)<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">ENS, NIS2, legisla\u00e7\u00e3o setorial relativa \u00e0 conserva\u00e7\u00e3o<\/td>\n<\/tr>\n<tr style=\"background-color: #f9f9f9; border-bottom: 1px solid #e5e5e5;\">\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Quem pode prestar este servi\u00e7o<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Apenas Prestadores Qualificados (PSCC) supervisionados pelo Minist\u00e9rio<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Qualquer fornecedor de tecnologia que tenha as medidas adequadas<\/td>\n<\/tr>\n<tr style=\"background-color: #ffffff; border-bottom: 1px solid #e5e5e5;\">\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Valor em caso de impugna\u00e7\u00e3o<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Presun\u00e7\u00e3o legal de validade \u2014 o \u00f3nus da prova inverte-se<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Sem presun\u00e7\u00e3o legal autom\u00e1tica<\/td>\n<\/tr>\n<tr style=\"background-color: #f9f9f9; border-bottom: 1px solid #e5e5e5;\">\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Prazos importantes<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">D\u00e9cadas (contratos hipotec\u00e1rios, ap\u00f3lices, documentos legais)<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Varia de acordo com a regulamenta\u00e7\u00e3o do setor<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-42827\" title=\"validade jur\u00eddica das assinaturas\" src=\"https:\/\/mailcommsgroup.com\/wp-content\/uploads\/2026\/01\/como-funciona-el-servicio.webp\" alt=\"Validade jur\u00eddica das assinaturas\" width=\"892\" height=\"418\" srcset=\"https:\/\/mailcommsgroup.com\/wp-content\/uploads\/2026\/01\/como-funciona-el-servicio.webp 892w, https:\/\/mailcommsgroup.com\/wp-content\/uploads\/2026\/01\/como-funciona-el-servicio-300x141.webp 300w, https:\/\/mailcommsgroup.com\/wp-content\/uploads\/2026\/01\/como-funciona-el-servicio-768x360.webp 768w\" sizes=\"auto, (max-width: 892px) 100vw, 892px\" \/>[\/vc_column_text][vc_empty_space height=&#8221;110px&#8221; css=&#8221;.vc_custom_1770123012813{margin-top: -100px !important;}&#8221; el_id=&#8221;dos&#8221;][vc_column_text css=&#8221;.vc_custom_1769597366151{padding-top: 15px !important;padding-right: 15px !important;padding-bottom: 15px !important;padding-left: 15px !important;background-color: #47d7ac !important;}&#8221; dp_animation=&#8221;&#8221;]<\/p>\n<h2 style=\"margin-top: 0;\"><span style=\"color: #000000;\">Como funciona o servi\u00e7o?<\/span><\/h2>\n<p>[\/vc_column_text][vc_column_text css=&#8221;&#8221; dp_animation=&#8221;&#8221;]<\/p>\n<p><span style=\"font-weight: 400;\">O servi\u00e7o de preserva\u00e7\u00e3o qualificada QPRES funciona em tr\u00eas fases sequenciais: rece\u00e7\u00e3o e verifica\u00e7\u00e3o do documento assinado, conserva\u00e7\u00e3o de evid\u00eancias criptogr\u00e1ficas e re-selagem peri\u00f3dica antes que os algoritmos percam a sua robustez.<\/span><\/p>\n<table style=\"width: 100%; border-collapse: collapse; border-spacing: 0; font-family: Arial, Helvetica, sans-serif; font-size: 16px; color: #2c2c2c; margin-top: 20px; margin-bottom: 20px;\">\n<thead>\n<tr style=\"background-color: #47d7ac !important;\">\n<th style=\"color: #ffffff !important; font-weight: bold; padding: 12px 14px; text-align: left; border: none; width: 25%;\">Fase<\/th>\n<th style=\"color: #ffffff !important; font-weight: bold; padding: 12px 14px; text-align: left; border: none; width: 43%;\">Descri\u00e7\u00e3o<\/th>\n<th style=\"color: #ffffff !important; font-weight: bold; padding: 12px 14px; text-align: left; border: none; width: 32%;\">Elemento t\u00e9cnico fundamental<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background-color: #ffffff; border-bottom: 1px solid #e5e5e5;\">\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left; font-weight: bold;\">1. Recebimento e verifica\u00e7\u00e3o<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">O prestador recebe o documento assinado\/carimbado e verifica se a assinatura ou o carimbo s\u00e3o qualificados, se estavam v\u00e1lidos e se n\u00e3o tinham sido revogados<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Consulta das listas de confian\u00e7a europeias (TSL) e dos servi\u00e7os de valida\u00e7\u00e3o (OCSP\/CRL)<\/td>\n<\/tr>\n<tr style=\"background-color: #f9f9f9; border-bottom: 1px solid #e5e5e5;\">\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left; font-weight: bold;\">2. Conserva\u00e7\u00e3o de provas<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">S\u00e3o guardados certificados, estados de revoga\u00e7\u00e3o e metadados t\u00e9cnicos. A esse conjunto s\u00e3o aplicadas assinaturas qualificadas e carimbos de data e hora qualificados <\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Carimbo de data e hora qualificado (QTS) em conformidade com a norma ETSI EN 319 422<\/td>\n<\/tr>\n<tr style=\"background-color: #ffffff; border-bottom: 1px solid #e5e5e5;\">\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left; font-weight: bold;\">3. Gest\u00e3o de validade e re-selagem<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Antes de os algoritmos perderem a robustez criptogr\u00e1fica, o sistema aplica novos selos de tempo qualificados, mantendo viva a cadeia de confian\u00e7a<\/td>\n<td style=\"padding: 12px 14px; vertical-align: top; line-height: 1.4; text-align: left;\">Re-selagem peri\u00f3dica em conformidade com a norma ETSI EN 319 102-2 (QPRES)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>[\/vc_column_text][vc_empty_space height=&#8221;110px&#8221; css=&#8221;.vc_custom_1770123016565{margin-top: -100px !important;}&#8221; el_id=&#8221;tres&#8221;][vc_column_text css=&#8221;.vc_custom_1769597515303{padding-top: 15px !important;padding-right: 15px !important;padding-bottom: 15px !important;padding-left: 15px !important;background-color: #47d7ac !important;}&#8221; dp_animation=&#8221;&#8221;]<\/p>\n<h2 style=\"margin-top: 0;\"><span style=\"color: #000000;\">O que \u00e9 que isto acrescenta do ponto de vista jur\u00eddico?<\/span><\/h2>\n<p>[\/vc_column_text][vc_column_text css=&#8221;&#8221; dp_animation=&#8221;&#8221;]<span style=\"font-weight: 400;\">Quando uma assinatura eletr\u00f3nica \u00e9 preservada atrav\u00e9s de um servi\u00e7o QPRES qualificado, a regulamenta\u00e7\u00e3o eIDAS estabelece uma presun\u00e7\u00e3o legal de validade: quem contestar a assinatura tem de provar que o servi\u00e7o falhou ou que a prova foi adulterada, e n\u00e3o o contr\u00e1rio.<\/span><\/p>\n<p>O principal valor da preserva\u00e7\u00e3o qualificada n\u00e3o \u00e9 t\u00e9cnico, mas sim jur\u00eddico.  <strong>Um documento cuja assinatura tenha sido preservada por um servi\u00e7o QPRES qualificado tem uma for\u00e7a probat\u00f3ria refor\u00e7ada.<\/strong>  Na pr\u00e1tica, isto significa que se presume que a assinatura ou o carimbo s\u00e3o v\u00e1lidos e aut\u00eanticos. Se algu\u00e9m os contestar, cabe a essa pessoa provar que o servi\u00e7o falhou ou que as provas foram adulteradas, o que \u00e9 extremamente complexo quando se trata de um prestador qualificado, auditado e supervisionado. <\/p>\n<p><strong>Isto reduz significativamente os riscos em auditorias, inspec\u00e7\u00f5es regulamentares e processos judiciais,<\/strong> especialmente em sectores em que os documentos devem manter o seu valor durante muitos anos, como o financeiro, o dos seguros ou o jur\u00eddico.<\/p>\n<p data-path-to-node=\"2,0,0\"><b data-path-to-node=\"2,0,0\" data-index-in-node=\"0\">Impulsiona a internacionaliza\u00e7\u00e3o do teu neg\u00f3cio na Uni\u00e3o Europeia,<\/b> tirando partido <b data-path-to-node=\"2,0,0\" data-index-in-node=\"0\">de<\/b> um quadro de confian\u00e7a interoper\u00e1vel e seguro que consolida a <a class=\"ng-star-inserted\" href=\"https:\/\/mailcommsgroup.com\/pt\/blog\/a-identificacao-digital-como-pilar-do-mercado-digital-unico-europeu\/\" target=\"_blank\" rel=\"noopener\">identifica\u00e7\u00e3o digital como um pilar do mercado \u00fanico digital europeu<\/a>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-42830\" title=\"processos judiciais\" src=\"https:\/\/mailcommsgroup.com\/wp-content\/uploads\/2026\/01\/procedimientos-judiciales.webp\" alt=\"Processos judiciais\" width=\"892\" height=\"418\" srcset=\"https:\/\/mailcommsgroup.com\/wp-content\/uploads\/2026\/01\/procedimientos-judiciales.webp 892w, https:\/\/mailcommsgroup.com\/wp-content\/uploads\/2026\/01\/procedimientos-judiciales-300x141.webp 300w, https:\/\/mailcommsgroup.com\/wp-content\/uploads\/2026\/01\/procedimientos-judiciales-768x360.webp 768w\" sizes=\"auto, (max-width: 892px) 100vw, 892px\" \/>[\/vc_column_text][vc_empty_space height=&#8221;110px&#8221; css=&#8221;.vc_custom_1770123020686{margin-top: -100px !important;}&#8221; el_id=&#8221;cuatro&#8221;][vc_column_text css=&#8221;.vc_custom_1769597565271{padding-top: 15px !important;padding-right: 15px !important;padding-bottom: 15px !important;padding-left: 15px !important;background-color: #47d7ac !important;}&#8221; dp_animation=&#8221;&#8221;]<\/p>\n<h2 style=\"margin-top: 0;\"><span style=\"color: #000000;\">Benef\u00edcios estrat\u00e9gicos para sectores cr\u00edticos<\/span><\/h2>\n<p>[\/vc_column_text][vc_column_text css=&#8221;&#8221; dp_animation=&#8221;&#8221;]<\/p>\n<p>Sou um bloco de texto. Clica no bot\u00e3o \u00abEditar\u00bb para alterar este texto. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Ut elit tellus, luctus nec ullamcorper mattis, pulvinar dapibus leo.   <\/p>\n<p>[\/vc_column_text][vc_row][vc_column][vc_empty_space height=&#8221;110px&#8221; el_id=&#8221;cinco&#8221; css=&#8221;.vc_custom_1782289251823{margin-top: -100px !important;}&#8221;][vc_column_text css=&#8221;.vc_custom_1782288420111{padding-top: 15px !important;padding-right: 15px !important;padding-bottom: 15px !important;padding-left: 15px !important;background-color: #47D7AC !important;}&#8221;]<\/p>\n<h2 style=\"margin-top: 0;\"><span style=\"color: #000000;\"><strong>Perguntas mais frequentes<\/strong><\/span><\/h2>\n<p>[\/vc_column_text][vc_empty_space height=&#8221;10px&#8221;][vc_toggle title=&#8221;O que \u00e9 a preserva\u00e7\u00e3o qualificada (QPRES) de assinaturas eletr\u00f3nicas?&#8221; style=&#8221;arrow&#8221; color=&#8221;black&#8221; custom_font_container=&#8221;tag:h3|font_size:20px|text_align:left&#8221; custom_google_fonts=&#8221;font_family:Dosis%3A200%2C300%2Cregular%2C500%2C600%2C700%2C800|font_style:700%20bold%20regular%3A700%3Anormal&#8221; css=&#8221;&#8221; use_custom_heading=&#8221;true&#8221; custom_el_class=&#8221;mg-b-0 fondo-gris-preguntas-frecuentes&#8221;]<\/p>\n<p style=\"font-size: 16px;\">A preserva\u00e7\u00e3o qualificada (QPRES) \u00e9 um servi\u00e7o de confian\u00e7a qualificado, regulado pelo Regulamento eIDAS, que garante que as assinaturas e os selos eletr\u00f3nicos qualificados mantenham a sua validade jur\u00eddica ao longo do tempo. \u00c9 prestado exclusivamente pelos Prestadores de Servi\u00e7os de Confian\u00e7a Qualificados (PSCC), supervisionados pelos organismos nacionais competentes, como o Minist\u00e9rio da Transforma\u00e7\u00e3o Digital em Espanha. <\/p>\n<p>[\/vc_toggle][vc_toggle title=&#8221;Em que \u00e9 que o QPRES difere do arquivo eletr\u00f3nico ou da gest\u00e3o documental?&#8221; style=&#8221;arrow&#8221; color=&#8221;black&#8221; custom_font_container=&#8221;tag:h3|font_size:20px|text_align:left&#8221; custom_google_fonts=&#8221;font_family:Dosis%3A200%2C300%2Cregular%2C500%2C600%2C700%2C800|font_style:700%20bold%20regular%3A700%3Anormal&#8221; css=&#8221;&#8221; use_custom_heading=&#8221;true&#8221; custom_el_class=&#8221;mg-b-0 fondo-gris-preguntas-frecuentes&#8221;]<\/p>\n<p style=\"font-size: 16px;\">O QPRES n\u00e3o guarda o documento em si, mas sim a prova criptogr\u00e1fica que demonstra que uma assinatura ou selo eletr\u00f3nico era v\u00e1lido num determinado momento. O arquivo eletr\u00f3nico garante que o ficheiro est\u00e1 armazenado e \u00e9 acess\u00edvel; o QPRES garante que a assinatura nesse ficheiro continua a ser juridicamente v\u00e1lida, mesmo que o certificado original tenha expirado ou o algoritmo tenha ficado obsoleto. <\/p>\n<p>[\/vc_toggle][vc_toggle title=&#8221;Que valor jur\u00eddico tem um documento preservado atrav\u00e9s do QPRES?&#8221; style=&#8221;arrow&#8221; color=&#8221;black&#8221; custom_font_container=&#8221;tag:h3|font_size:20px|text_align:left&#8221; custom_google_fonts=&#8221;font_family:Dosis%3A200%2C300%2Cregular%2C500%2C600%2C700%2C800|font_style:700%20bold%20regular%3A700%3Anormal&#8221; css=&#8221;&#8221; use_custom_heading=&#8221;true&#8221; custom_el_class=&#8221;mg-b-0 fondo-gris-preguntas-frecuentes&#8221;]<\/p>\n<p style=\"font-size: 16px;\">Um documento cuja assinatura tenha sido preservada atrav\u00e9s de um servi\u00e7o QPRES qualificado beneficia de uma presun\u00e7\u00e3o legal de validade, nos termos do Regulamento eIDAS. Na pr\u00e1tica, se algu\u00e9m contestar a assinatura, cabe a essa parte provar que o servi\u00e7o falhou ou que a prova foi adulterada, e n\u00e3o ao titular do documento. Isto reduz significativamente o risco em auditorias, inspe\u00e7\u00f5es regulamentares e processos judiciais.  <\/p>\n<p>[\/vc_toggle][vc_toggle title=&#8221;Que setores precisam de servi\u00e7os de preserva\u00e7\u00e3o qualificada QPRES?&#8221; style=&#8221;arrow&#8221; color=&#8221;black&#8221; custom_font_container=&#8221;tag:h3|font_size:20px|text_align:left&#8221; custom_google_fonts=&#8221;font_family:Dosis%3A200%2C300%2Cregular%2C500%2C600%2C700%2C800|font_style:700%20bold%20regular%3A700%3Anormal&#8221; css=&#8221;&#8221; use_custom_heading=&#8221;true&#8221; custom_el_class=&#8221;mg-b-0 fondo-gris-preguntas-frecuentes&#8221;]<\/p>\n<p style=\"font-size: 16px;\">Os setores com maior necessidade s\u00e3o o financeiro (contratos hipotec\u00e1rios e empr\u00e9stimos com prazos de prescri\u00e7\u00e3o de at\u00e9 30 anos), o segurador (ap\u00f3lices e consentimentos cuja validade pode ser questionada d\u00e9cadas mais tarde), os servi\u00e7os p\u00fablicos (contratos de fornecimento) e a administra\u00e7\u00e3o p\u00fablica (resolu\u00e7\u00f5es e notifica\u00e7\u00f5es administrativas). Em todos estes setores, a incapacidade de comprovar a validade de uma assinatura original pode ter consequ\u00eancias legais e econ\u00f3micas graves. <\/p>\n<p>[\/vc_toggle][vc_toggle title=&#8221;Qual \u00e9 a diferen\u00e7a entre um PSCC e um prestador de servi\u00e7os de confian\u00e7a n\u00e3o qualificado?&#8221; style=&#8221;arrow&#8221; color=&#8221;black&#8221; custom_font_container=&#8221;tag:h3|font_size:20px|text_align:left&#8221; custom_google_fonts=&#8221;font_family:Dosis%3A200%2C300%2Cregular%2C500%2C600%2C700%2C800|font_style:700%20bold%20regular%3A700%3Anormal&#8221; css=&#8221;&#8221; use_custom_heading=&#8221;true&#8221; custom_el_class=&#8221;mg-b-0 fondo-gris-preguntas-frecuentes&#8221;]<\/p>\n<p style=\"font-size: 16px;\">Um Prestador de Servi\u00e7os de Confian\u00e7a Qualificado (PSCC) \u00e9 auditado e supervisionado pela entidade nacional competente (em Espanha, o Minist\u00e9rio da Transforma\u00e7\u00e3o Digital) e consta da Lista de Confian\u00e7a oficial. Os seus servi\u00e7os geram presun\u00e7\u00e3o legal autom\u00e1tica e t\u00eam reconhecimento jur\u00eddico em toda a UE. Um prestador n\u00e3o qualificado pode oferecer servi\u00e7os tecnicamente semelhantes, mas sem as garantias legais nem a presun\u00e7\u00e3o de validade prevista no Regulamento eIDAS.  <\/p>\n<p>[\/vc_toggle][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>[vc_row type=&#8221;grid&#8221; css=&#8221;.vc_custom_1547557263471{margin-bottom: 0px !important;padding-bottom: 0px !important;}&#8221;][vc_column dp_animation=&#8221;&#8221; el_class=&#8221;El nuevo reglamento europeo obliga a recabar el consentimiento expl\u00edcito para el tratamiento de los datos de car\u00e1cter personal&#8221; font_color=&#8221;#81d742&#8243;][vc_single_image image=&#8221;44833&#8243; img_size=&#8221;full&#8221; css=&#8221;&#8221;][vc_raw_html 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