{"id":69647,"date":"2019-01-28T10:16:04","date_gmt":"2019-01-28T09:16:04","guid":{"rendered":"https:\/\/www.viafirma.com\/faqs\/sign-a-document-without-digital-certificate\/"},"modified":"2025-03-17T10:07:52","modified_gmt":"2025-03-17T09:07:52","slug":"sign-a-document-without-digital-certificate","status":"publish","type":"faq","link":"https:\/\/www.viafirma.com\/en\/faqs\/sign-a-document-without-digital-certificate\/","title":{"rendered":"Is it possible to use the digital signature without a certificate?"},"content":{"rendered":"<p>Of course, t<strong>he digital signature without certificate can be used,<\/strong> but<strong> some evidence will be needed to meet the requirements of the advanced electronic signature,<\/strong> such as the SMS OTP that will be sent to the signatory&#8217;s mobile phone in a way that allows its identification or by biometric signature through external devices suitable for the capture of biometric data.<\/p>\n<p>Therefore, the digital signature can be used without a certificate. With any of these signature modalities, sufficient data is captured, generated and stored to <strong>guarantee the basic principles of an advanced electronic signature:<\/strong><\/p>\n<ul>\n<li>Signatory<strong> identification<\/strong>.<\/li>\n<li>Unique <b>linkage to the signer and the data.<\/b><\/li>\n<li>Ability <strong>to detect any <\/strong>subsequent <strong>changes<\/strong>.<\/li>\n<li>Guarantee that <strong>only the signatory can generate the signature.<\/strong><\/li>\n<\/ul>\n<p>Viafirma&#8217;s suite of products <strong>allows all these signature modalities<\/strong>, and even gives the option<strong> to add more evidences<\/strong>, such as the geographic location at the moment of the signature, photographs, attachments, time stamp&#8230; In this way, it provides evidential burden to give more legitimacy to the signature in case of repudiation.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[132],"class_list":["post-69647","faq","type-faq","status-publish","hentry","category-general"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.viafirma.com\/en\/wp-json\/wp\/v2\/faq\/69647","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.viafirma.com\/en\/wp-json\/wp\/v2\/faq"}],"about":[{"href":"https:\/\/www.viafirma.com\/en\/wp-json\/wp\/v2\/types\/faq"}],"version-history":[{"count":0,"href":"https:\/\/www.viafirma.com\/en\/wp-json\/wp\/v2\/faq\/69647\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.viafirma.com\/en\/wp-json\/wp\/v2\/media?parent=69647"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.viafirma.com\/en\/wp-json\/wp\/v2\/categories?post=69647"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}