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+351 253 560 650


You do not know what the most appropriate type of certificate for yourself or your company?

Technical Suport

Need Technical Support? To better serve you, we offer a ticket System.

Express Service

Do you have urgency in issuing your Qualified Digital Certificate?

Shopping Guide

Trying to place an order?

We help!

  • Qualified Certificate - Cloud



    150€ + TAX

  • Qualified Certificate


    130€ + TAX

  • Certificate for Electronic Invoicing


    125€ + TAX

    99€ + TAX

  • SSL Certificates


    95€ + TAX

  • Time Stamping


    84€ + TAX

We certify throughout Europe and Brazil


  • PDF Sign&Seal
    • Create and sign your PDF documents quickly and intuitively using your digital certificate. The signatures created by PDF Sign&Seal are interoperable and automatically recognized by any application.
    • Offer: Timestamp Pack


    114,00€ + TAX

  • signing hub
    • SigningHub's shared workflow system allows your customers and partners to sign critical business documents anywhere in the world using any PC or iPhone and Android mobile devices.
    • Free Trial!


    45,00€ + TAX

  • assinatura biometrica
      • The identity verification process through biometric signature collection has accredited usability.

    • Bet on dematerialization with security and guarantee!


    Request your proposal


Our Solutions

  • Know DigitalSign

  • Meet the new SigningDesk platform

  • Biometric Signature

  • New ID Process by video call


  • DigitalSign | Jornal de Negócios


    DigitalSign | Jornal de Negócios

    At a time when the digital is the "new normal", DigitalSign was subject of an article of Jornal de Negócios with the theme: “Digital documents increase the need for security”.

  • New Root Certification Authority (ROOT CA) | DigitalSign SA


    New Root Certification Authority (ROOT CA) | DigitalSign SA

    DigitalSign is pleased to announce that we have successfully completed the accreditation of a new Root Certification Authority (ROOT CA) at the GNS – National Security Office, using the latest...

  • Temporary closure of the Lisbon office


    Temporary closure of the Lisbon office

    Following the guidelines of the DGS, we inform that the face-to-face service at the Lisbon Delegation is closed until 02/08/2021.

    For any information, contact us via our email: or through the telephone number: +351 253 560 642.

    We continue, as always, at Your disposal.

  • European Comission: EU SIGN


    European Comission: EU SIGN

    DigitalSign is very proud to be the provider of Qualified Digital Certificates for employees of the European Commission and European Agencies and to support the development and integration ...

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