Electronic invoicing. The moment has come!

Don't let your company fall behind.

Comply with new legislation and protect the environment with a simple low cost solution.

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OWN, CONTROL AND PROTECT YOUR

DIGITAL IDENTITY

DigitalSign has the first and only Portuguese wallet with blockchain approved by the European Commission

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New Product!

Digitally sign pdf files and other formats with DS Sign&Go without the need for licenses and other applications.

Don't miss the launch campaign!

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New!

Qualified Service of Electronic Signature Validation

Find out whether or not the signature on a given electronic document is a qualified signature according to the eIDAS Regulation.

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Qualified Seal of Documents and Electronic Invoicing

Public Procurement


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Save time, money and be environmentally friendly

Guarantee the security of your organization documents with our eSeal solution.

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From governments to small and large companies across Europe

We provide critical e-signature solutions to support remote working

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CDQcloud
159€ + VAT
CDQ
140€ + VAT
CDA
70€ + VAT
certificado qualificado de faturacao eletronica
59€ + VAT
Selos Temporais
89€ + VAT
SSL
105€ + VAT

Certificates

 

Help

Qual Escolher?

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

Use the assistant

Express Service

Prioritário

Do you have urgency in issuing your Qualified Digital Certificate?

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Support

Suporte

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

Support Center

We call!

Nós ligamos!

Want to contact Digitalsign? Ask for the contact and we will call you

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Featured products

Electronic Invoicing

Electronic Invoicing

Ensures compliance with e-invoicing law, allowing you to easily sign and share your invoices.

SigningDesk

Digital Signature Platform

Adopt electronic signatures with customers and partners with full legal value and great user experience.

Industries

Transversal solutions for all areas

We certify throughout Europe and Brazil

Mapa DigitalSign

Last News

Notícia 26 09 2025

Digitalsign Renews Certification As A Qualified Trust Service Provider

C 29 September 2025

DIGITALSIGN – Certificadora Digital, S.A., a Certification Authority (CA) accredited by the Autoridade Nacional de Segurança - Gabinete Nacional de Segurança (GNS), has renewed its certification as a Qualified Trust Service Provider, reinforcing its position as a national reference in the digital certification sector....

Notícia 24 09 2025

DigitalSign Attends the Trust Services & eID Forum and CA Day 2025 in Split

C 24-25 September 2025

DigitalSign took part in the 11th Trust Services & eID Forum and the 17th CA Day, held on 24–25 September in Split, Croatia. These two key industry events, organized by ENISA in cooperation with the European Commission, brought together experts, regulators, national supervisory authorities, and leading Qualified Trust Service Providers (QTSPs) from across Europe...

Notícia 02 07 2025

DigitalSign participated in the Global Digital Collaboration Conference 2025

C 1-2 July 2025

On July 1 and 2, the Global Digital Collaboration Conference 2025 took place in Geneva, Switzerland — a landmark international event that brought together over 2,000 participants...

Notícia 30 05 2025

DigitalSign participated in the Cegid Partner Summit 2025

C 30 May 2025

DigitalSign took part in the Cegid Partner Summit 2025, held on May 30 at the iconic Pavilhão Carlos Lopes in Lisbon. The event brought together, for the first time, 800 partners from PHC and Cegid under one roof...

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