{"id":7405,"date":"2025-08-19T16:54:01","date_gmt":"2025-08-19T14:54:01","guid":{"rendered":"https:\/\/podpisano-new.local\/?p=7405"},"modified":"2026-08-18T21:42:06","modified_gmt":"2026-08-18T19:42:06","slug":"podpis-wewnetrzny-a-zewnetrzny-czym-sie-roznia-i-kiedy-je-stosowac","status":"publish","type":"post","link":"https:\/\/podpisano.pl\/it\/podpis-wewnetrzny-a-zewnetrzny-czym-sie-roznia-i-kiedy-je-stosowac\/","title":{"rendered":"Firme interne ed esterne: differenze, formati e applicazioni (Parte 1)"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"7405\" class=\"elementor elementor-7405\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1efe208d e-con-full e-flex e-con e-parent\" data-id=\"1efe208d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d39dd29 elementor-widget elementor-widget-text-editor\" data-id=\"d39dd29\" 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><span style=\"font-weight: 400;\">Noi <\/span><a href=\"https:\/\/podpisano.pl\/it\/xades-i-pades-dwa-oblicza-e-podpisu\/\"><span style=\"font-weight: 400;\">voce precedente<\/span><\/a><span style=\"font-weight: 400;\"> abbiamo parlato dei due formati di firma elettronica di base - XAdES e PAdES - pi\u00f9 comunemente utilizzati per le firme elettroniche qualificate. Proseguendo con questo argomento, affronteremo un'altra questione importante: le firme interne ed esterne.<\/span><\/p><p><span style=\"font-weight: 400;\">Il fatto che la firma elettronica sia incorporata in un file o che venga salvata come file separato \u00e8 di grande importanza pratica, soprattutto quando si tratta di firmare una <a href=\"https:\/\/podpisano.pl\/it\/jak-poradzic-sobie-z-duzym-plikiem-przy-podpisie-kwalifikowanym-praktyczny-przewodnik\/\">grande<\/a> file o di lavorare con sistemi ICT complessi.<\/span><\/p><p><span style=\"font-weight: 400;\">In questo articolo spieghiamo cosa sono le firme qualificate interne ed esterne e cosa significano nel contesto dei diversi formati (PAdES, XAdES, CAdES). Ne illustriamo i principali pro e contro e suggeriamo quando vale la pena utilizzare ciascuna di queste soluzioni.<\/span><\/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-44afccd elementor-widget elementor-widget-heading\" data-id=\"44afccd\" 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<h2 class=\"elementor-heading-title elementor-size-default\">Che cos'\u00e8 una firma interna e che cos'\u00e8 una firma esterna?\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c372d03 elementor-widget elementor-widget-text-editor\" data-id=\"c372d03\" 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><span style=\"font-weight: 400;\"><strong>Firma interna<\/strong> \u00e8 quella incorporata direttamente nel documento da firmare. In termini pi\u00f9 semplici: quando un file viene firmato con una firma interna, si ottiene un unico file contenente sia il contenuto del documento che le informazioni sulla firma (certificato, timestamp, ecc.). Il tipo di firma interna \u00e8 disponibile, tra gli altri, nei seguenti standard <a href=\"https:\/\/podpisano.pl\/it\/xades-i-pades-dwa-oblicza-e-podpisu\/\">PAdES e XAdES<\/a> - entrambi consentono di inserire la firma elettronica all'interno del file da firmare. Ad esempio, la firma PAdES salva sempre la firma insieme al PDF in un unico file, mentre XAdES pu\u00f2 incorporare la firma come elemento nella struttura XML del documento originale.<\/span><\/p><p><span style=\"font-weight: 400;\"><strong>Firma esterna<\/strong> mentre \u00e8 un file separato - quando un documento viene firmato, si ottengono due (o pi\u00f9) file: il documento originale e un file separato con la firma digitale. Questo file esterno (ad esempio con estensione .xades o .sig) contiene i dati crittografici che confermano la firma, ma non il contenuto del documento originale. Tali firme esterne qualificate possono essere create nei formati XAdES o CAdES. In pratica, ci\u00f2 significa che per verificare la firma e il contenuto, il destinatario deve disporre di entrambe le parti: il documento e il file di firma. L'assenza di uno dei due render\u00e0 impossibile la verifica dell'autenticit\u00e0 della firma e del contenuto del documento.<\/span><\/p><p><span style=\"font-weight: 400;\"><strong>Differenza tra firma interna ed esterna<\/strong> Il problema \u00e8 la posizione della firma: all'interno del file da firmare o come file separato.<\/span><\/p><p><span style=\"font-weight: 400;\">Tuttavia, \u00e8 importante sottolineare che <strong>In termini legali, entrambi sono equivalenti.<\/strong> Sia le firme interne che quelle esterne qualificate soddisfano i requisiti del regolamento eIDAS e sono riconosciute come legalmente vincolanti. La scelta del tipo di firma riguarda quindi principalmente questioni tecniche e di usabilit\u00e0 - ad esempio la facilit\u00e0 di archiviazione, verifica o trasmissione dei documenti - e non la forza giuridica della firma elettronica stessa.<\/span><\/p><p><span style=\"font-weight: 400;\">Entrambi i tipi di firma supportano componenti aggiuntivi come <a href=\"https:\/\/podpisano.pl\/it\/podpis-elektroniczny-na-lata-konserwacja-i-archiwizacja-dokumentow-w-praktyce\/\">timbri temporali<\/a>, politica di firma, ecc. <a href=\"https:\/\/podpisano.pl\/it\/jak-zabezpieczyc-dokument-na-lata-konserwacja-podpisow-elektronicznych-w-praktyce\/\">sicurezza a lungo termine<\/a>.<\/span><span style=\"font-weight: 400;\"><br \/><\/span><\/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-eda4e20 elementor-widget elementor-widget-heading\" data-id=\"eda4e20\" 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<h2 class=\"elementor-heading-title elementor-size-default\">Formato PAdES - Firma PDF (firma interna)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c68d49e elementor-widget elementor-widget-text-editor\" data-id=\"c68d49e\" 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><span style=\"font-weight: 400;\"><strong>PAdES<\/strong> (PDF Firma Elettronica Avanzata) \u00e8 un formato di firma qualificata progettato per <strong>solo per i file PDF<\/strong>. In questo standard, la firma elettronica (e il certificato del firmatario) diventa <strong>incorporato<\/strong> nella struttura del PDF, diventando parte integrante del documento. Di conseguenza, tutto ci\u00f2 che serve per la verifica \u00e8 contenuto in un unico file che pu\u00f2 essere aperto con i programmi pi\u00f9 diffusi, come Adobe Reader. Inoltre, PAdES consente di aggiungere alla pagina del documento una rappresentazione visiva della firma (ad esempio, un sigillo grafico o informazioni sulla firma), che aumenta la leggibilit\u00e0 e rende la firma elettronica pi\u00f9 simile a una firma autografa su carta.<\/span><\/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-6c8b820 elementor-widget elementor-widget-heading\" data-id=\"6c8b820\" 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<h4 class=\"elementor-heading-title elementor-size-default\">Vantaggi del formato PAdES<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-772b5d9 elementor-widget elementor-widget-text-editor\" data-id=\"772b5d9\" 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<ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Trasmettiamo <strong>un unico file PDF coerente<\/strong> - il contenuto firmato e la firma digitale sono integrati nel documento. Non \u00e8 necessario includere file di firma separati.<\/span><span style=\"font-weight: 400;\"><br \/><br \/><\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Il documento appare <strong>annotazione grafica visibile<\/strong> che indica la firma, facilitando cos\u00ec l'identificazione del file firmato da parte del destinatario.<\/span><span style=\"font-weight: 400;\"><br \/><br \/><\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Integrit\u00e0<\/strong> - La firma PAdES protegge il documento dalle modifiche dopo che \u00e8 stato firmato. Qualsiasi modifica al contenuto del PDF invalida la firma, in modo da garantire al destinatario che il documento non sia stato alterato.<\/span><span style=\"font-weight: 400;\"><br \/><br \/><\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Possibilit\u00e0 di firme multiple in un PDF: pi\u00f9 persone possono firmare lo stesso file consecutivamente e le firme precedenti rimangono valide (le firme successive non invalidano quelle precedenti).<\/span><span style=\"font-weight: 400;\"><br \/><br \/><\/span><\/li><li><span style=\"font-weight: 400;\">Facilit\u00e0 d'uso e di verifica - Un PDF con firma PAdES pu\u00f2 essere aperto in un visualizzatore PDF standard e le informazioni sulla validit\u00e0 della firma vengono solitamente visualizzate automaticamente. Questo fa di PAdES il <strong>la soluzione pi\u00f9 semplice<\/strong> in situazioni aziendali e amministrative tipiche.<\/span><span style=\"font-weight: 400;\"><br \/><\/span><\/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-0beefa7 elementor-widget elementor-widget-heading\" data-id=\"0beefa7\" 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<h4 class=\"elementor-heading-title elementor-size-default\">Limitazioni del formato PAdES<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3527c7c elementor-widget elementor-widget-text-editor\" data-id=\"3527c7c\" 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<ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Solo per i PDF - il formato PAdES funziona solo con i documenti PDF. Se dobbiamo firmare un file di altro tipo (ad esempio DOCX, XML, JPG), sar\u00e0 necessario convertirlo in PDF o utilizzare un altro formato di firma.<\/span><span style=\"font-weight: 400;\"><br \/><br \/><\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Dimensione del file - sebbene la firma digitale in s\u00e9 occupi poco spazio, con i file PDF molto grandi l'incorporazione della firma aumenta la dimensione del file (\u00e8 necessario trasmettere l'intero file firmato, che pu\u00f2 essere di decine o centinaia di MB). In alcune situazioni, come nel caso delle limitazioni dei sistemi di posta elettronica o di ePUAP, ci\u00f2 pu\u00f2 rendere difficile la trasmissione. (In questi casi, la soluzione \u00e8 talvolta una firma esterna, come illustrato pi\u00f9 avanti).<\/span><span style=\"font-weight: 400;\"><br \/><br \/><\/span><\/li><li><span style=\"font-weight: 400;\">Mancanza di versatilit\u00e0 - PAdES \u00e8 ottimo per i documenti PDF, ma non funziona nei casi in cui il PDF non \u00e8 accettato o \u00e8 necessaria una struttura di dati diversa. In questo caso, si dovrebbe optare per XAdES o CAdES .<\/span><span style=\"font-weight: 400;\"><br \/><\/span><\/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-0f14d84 elementor-widget elementor-widget-heading\" data-id=\"0f14d84\" 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<h2 class=\"elementor-heading-title elementor-size-default\">Formato XAdES - Firma XML (interna o esterna)\n\n\n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f700b58 elementor-widget elementor-widget-text-editor\" data-id=\"f700b58\" 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><span style=\"font-weight: 400;\"><strong>XAdES<\/strong> (XML Advanced Electronic Signature) \u00e8 un formato di firma elettronica universale basato sullo standard XML. Il suo z<strong>il sedere \u00e8 flessibilit\u00e0<\/strong> - Con XAdES \u00e8 possibile firmare praticamente qualsiasi tipo di file: dai documenti di testo (DOCX, ODT), ai PDF, alle immagini (JPEG, PNG), ai fogli di calcolo, ai file ZIP, ai dati binari o XML. Nel caso di dati strutturati (XML), XAdES \u00e8 addirittura preferibile perch\u00e9 consente ai sistemi informatici di verificare la firma e di elaborare automaticamente il contenuto del documento. Per questo motivo, XAdES \u00e8 talvolta richiesto quando si inviano elettronicamente moduli e domande alle istituzioni (ad esempio, dichiarazioni dei redditi PIT, domande ZUS), dove i dati del documento devono essere caricati nel sistema informatico.<\/span><\/p><p><span style=\"font-weight: 400;\"><strong>XAdES offre modalit\u00e0 di firma interne ed esterne.<\/strong>. Se stiamo firmando un file XML, la firma XAdES pu\u00f2 essere incorporata come elemento all'interno del file (firma interna\/esterna). Per altri tipi di file (ad es. PDF, DOCX, JPG), invece, si usa di solito una firma XAdES esterna: la firma risulter\u00e0 nel file originale pi\u00f9 un file .xades separato contenente la firma. Questa separazione provoca alcuni inconvenienti: quando si firma, ad esempio, un PDF <strong>in formato XAdES, al destinatario devono essere sempre trasmessi due file<\/strong> e assicurarsi che verifichi la firma con il documento. Se si omette il file di firma o lo si associa in modo errato al documento, la firma non sar\u00e0 riconosciuta come valida. \u00c8 vero che \u00e8 possibile creare un unico file .xades contenente sia la firma che il contenuto codificato (ad esempio un PDF in forma binaria) - questo \u00e8 noto come firma circostante - ma un tale file non \u00e8 direttamente leggibile dall'utente (il documento originale deve essere prima estratto da esso), quindi non \u00e8 molto conveniente nella pratica.<\/span><\/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-4e13f4a elementor-widget elementor-widget-heading\" data-id=\"4e13f4a\" 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<h4 class=\"elementor-heading-title elementor-size-default\">Vantaggi del formato XAdES<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-be573a9 elementor-widget elementor-widget-text-editor\" data-id=\"be573a9\" 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<ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Versatilit\u00e0<\/strong> - consente di firmare documenti in formati diversi dal PDF, compresi file non testuali e archivi complessi. Se dobbiamo firmare un file che non pu\u00f2 essere aperto come PDF, XAdES \u00e8 la scelta giusta.<\/span><p>\u00a0<\/p><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Gestione dei dati strutturati <strong>ideale per i documenti XML<\/strong> e simili, dove il contenuto dei dati \u00e8 importante oltre alla firma stessa. I sistemi possono interpretare automaticamente i dati di un documento XML firmato utilizzando XAdES.<\/span><p>\u00a0<\/p><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Firme multiple - XAdES consente di allegare pi\u00f9 firme a un singolo documento (ad esempio, pi\u00f9 firme XML in un singolo file) o di firmare pi\u00f9 file contemporaneamente con un'unica firma esterna. Ci\u00f2 consente a pi\u00f9 persone di firmare lo stesso set di dati senza creare copie separate del documento.<\/span><p>\u00a0<\/p><\/li><li><span style=\"font-weight: 400;\">Integrit\u00e0 e sicurezza: come altri formati, la firma XAdES rende impossibile modificare i dati dopo la firma (la modifica del documento comporter\u00e0 un'incoerenza con la firma).\u00a0<\/span><span style=\"font-weight: 400;\"><br \/><\/span><\/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-e50d73c elementor-widget elementor-widget-heading\" data-id=\"e50d73c\" 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<h4 class=\"elementor-heading-title elementor-size-default\">Limitazioni del formato XAdES<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f5cc167 elementor-widget elementor-widget-text-editor\" data-id=\"f5cc167\" 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<ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Meno conveniente per i documenti ordinari: quando si firmano file che il destinatario vuole semplicemente leggere (ad esempio un PDF per un cliente), l'uso di XAdES invece di PAdES \u00e8 meno comodo. Il destinatario ricever\u00e0 un PDF senza firma visibile + un file .xades separato, che dovr\u00e0 verificare personalmente nell'applicazione o nel servizio pertinente: un passaggio in pi\u00f9 che non tutti conoscono.<\/span><p>\u00a0<\/p><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Rischio di separazione della firma dal documento - con una firma esterna, esiste la possibilit\u00e0 che il file della firma venga perso o separato dal documento originale. In questo caso diventa impossibile verificare la firma. Occorre quindi prestare attenzione al momento del caricamento o dell'archiviazione: la firma deve essere sempre conservata insieme al documento vero e proprio.<\/span><p>\u00a0<\/p><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Applicazione di verifica necessaria - I file .xades non vengono verificati senza l'uso di un software speciale o di un servizio. A differenza di PAdES (un PDF aperto in Acrobat Reader con verifica della firma incorporata), qui \u00e8 necessario, ad esempio, un programma di firma qualificata dedicato o una piattaforma online per la convalida.<\/span><p>\u00a0<\/p><\/li><li><span style=\"font-weight: 400;\">Minore leggibilit\u00e0 umana: una firma XAdES (soprattutto se esterna) non fornisce alcuna indicazione visiva del fatto che il documento \u00e8 stato firmato (a meno che, ad esempio, non venga inserita una pagina informativa all'interno del PDF). La mancanza di una rappresentazione grafica della firma pu\u00f2 risultare meno intuitiva per chi \u00e8 abituato a firmare un documento.<\/span><span style=\"font-weight: 400;\"><br \/><\/span><\/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-ea77411 elementor-widget elementor-widget-text-editor\" data-id=\"ea77411\" 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><span style=\"font-weight: 400;\"><strong>Continua<\/strong> - Nella seconda parte dell'articolo discuteremo del formato <strong>CAdES<\/strong> e indicazioni pratiche sulla scelta del tipo di firma.<\/span><\/p><p><b>\u00a0Non c'\u00e8 di che!<\/b><\/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-4a554c3 elementor-widget-divider--view-line_icon elementor-view-default 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class=\"elementor-screen-only\">Avanti<\/span><\/span><\/a>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e3b2a02 elementor-widget elementor-widget-heading\" data-id=\"e3b2a02\" 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<h3 class=\"elementor-heading-title elementor-size-default\">Firme qualificate SimplySign e Certum Mini<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8bba10a elementor-widget elementor-widget-text-editor\" data-id=\"8bba10a\" 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=\"vc_row wpb_row vc_row-fluid vc_custom_1685206387589\"><div class=\"wpb_column vc_column_container vc_col-sm-6\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"wpb_text_column wpb_content_element\"><div class=\"wpb_wrapper\"><p>In caso di dubbi o domande, vi preghiamo di contattarci<\/p><p><strong><a href=\"tel:+48224170555\">+48 22 417 05 55<\/a><\/strong><\/p><p>Risponderemo alle tue domande, troveremo una data adatta a te e un consulente in una delle nostre sedi in tutta la Polonia.<\/p><p>Potete anche inviarci un'e-mail\u00a0<strong><a href=\"mailto:kontakt@podpisano.pl\">kontakt@podpisano.pl.<\/a><\/strong>\u00a0<\/p><\/div><\/div><\/div><\/div><\/div><\/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-13d30fb e-con-full e-flex e-con e-child\" data-id=\"13d30fb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8d92a82 elementor-widget elementor-widget-theme-site-logo elementor-widget-image\" data-id=\"8d92a82\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"theme-site-logo.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/podpisano.pl\/it\">\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"394\" src=\"https:\/\/podpisano.pl\/wp-content\/uploads\/2024\/06\/podpisano.pl-autoryzowany-partenr-Certum.png\" class=\"attachment-full size-full wp-image-5452\" alt=\"podpisano.pl - Il partner autorizzato di Certum\" srcset=\"https:\/\/podpisano.pl\/wp-content\/uploads\/2024\/06\/podpisano.pl-autoryzowany-partenr-Certum.png 500w, https:\/\/podpisano.pl\/wp-content\/uploads\/2024\/06\/podpisano.pl-autoryzowany-partenr-Certum-300x236.png 300w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/>\t\t\t\t<\/a>\n\t\t\t\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>","protected":false},"excerpt":{"rendered":"<p>Firma elettronica incorporata in un documento o come file separato? La scelta del tipo di firma elettronica \u00e8 di grande importanza pratica: scoprite le differenze tra firma interna ed esterna e quando ha senso utilizzarle.<\/p>","protected":false},"author":322,"featured_media":7407,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[139],"tags":[314,296,290,291],"class_list":["post-7405","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-podpisy-kwalifikowane","tag-dokumenty-elektroniczne","tag-podpis-elektroniczny","tag-podpis-kwalifikowany","tag-weryfikacja-podpisu-kwalifikowanego"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Podpis wewn\u0119trzny a zewn\u0119trzny \u2013 r\u00f3\u017cnice, formaty i zastosowania (Cz\u0119\u015b\u0107 1) - Podpisano.pl<\/title>\n<meta name=\"description\" content=\"Podpis elektroniczny wewn\u0119trzny czy zewn\u0119trzny? 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