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Electronic Invoice

Legal compliance with an adaptable solution

DS SigningDesk

Close business faster, with full legal certainty and now with AI.

Verify & Archive

Smart file solution and signature preservation

ID Check

Onboarding your employees and customers without friction.

Pioneers in Portugal

DigitalSign is the first QTSP in Portugal to issue QEAA.

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Customers who already trust our solutions

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Organisation
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Organisation
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DigitalSign Services

Digital solutions that simplify and value your business

ID Check - Onboarding and KYC solution, according to the eIDAS Regulation

This is a simple, quick and safe experience without frictions.

In addition, it reduces fraud and abandonment while increasing confidence through a European certified service, recognised by EBA and Central Banks.

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Electronic Invoicing with European security and compliance

Optimize your billing process with a 100% digital, robust and legally recognized solution, thus avoiding fraud in your invoices.

In this way, it is possible automate the issuance, signature, sending and archive of electronic invoices, reducing costs and ensuring total authenticity and integrity.

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DS SigningDesk - Smart electronic hiring

Close business faster: accelerate the hiring cycle and consequently reduce friction, converting more customers with a simple, fluid and professional signing experience. This is therefore the right application for commercial, financial and HR areas. The right application for commercial, financial and HR areas.

Safe integration into your systems: Easily integrate via API into your applications, portals or apps.

No email with unsafe links: ensure full control of experience, with enhanced security and confidence for users.

Right signatures for each risk: choice between simple, advanced, qualified and biometric electronic signatures, adjusted to the level of risk and legal requirements of each operation.

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Validation, Archive and Electronic Preservation

Paper to digital, with full security. Since the transition to digital requires validation and preservation of documents and signatures, compliance with European standards becomes essential.

So make sure trust in each document, avoiding invalid signatures or risks of manipulation, and ensuring that long-term legal validity with full regulatory compliance.

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Qualified Digital Certificates

Protect identities and documents

By means of qualified certificates recognised at European level, this ensures the authenticity and integrity of each identity and document.

Digital Cloud Certificate

The qualified electronic signature

Member/Representation Certificate

Cloud, Smart Card or Token

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Electronic Seal

The electronic stamp of the organisation

Cloud, Smart Card or Token

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Time Seal

The time stamp of the organisation

Attempts the legal time

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Press

20 Years to build digital trust

CNN Portugal was at the Cultural Center in Belém to accompany the celebration of our 20th anniversary.

Centro Cultural de Belém · 9 Oct 2026

CNN Portugal followed the 20th anniversary on October 9. In the report, DigitalSign took stock of the course, presented the Doctors' Order as a new client and spoke about the challenges that AI brings to companies.

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CNN Portugal

News

Everything that changes in digital trust

The latest news about digital certification, electronic signature and European regulation, by those leading the sector in Portugal.

Pioneers in Europe

The first European QTSP to issue QEAA

DigitalSign Issues Attribute Qualified Electronic Certificates — EU-wide legal value credentials ready for the European digital portfolio (EUDI Wallet).

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20 Years of Trust

Two decades as the digital world's trusted partner — And this is just the beginning.
News - V Congress Notified
  • EIDAS, EUDI Wallet, Notified, Order of Notaries

5th International Congress of the Portuguese Notary

DigitalSign was at the Fifth Congress of the Portuguese Notary in Alcobaça, and celebrates 20 years of partnership with the Order of Notaries. ...
  • 3 min
News - ENPHEX & EDEWG
  • Graphometric Signature, ENFSI, Expertise, Judicial Police

ENPHEX & EDEWG Joint Meeting 2026

DigitalSign was in ENFHEX & EDEWG Joint Meeting 2026, in the Judiciary Police, with graphometric signature and forensic expertise highlighted...
  • 3 min
  • EIDAS, TESTS, EUDI Wallet, Digital Identity

eID Forum & 18th CA Day

DigitalSign was in Tallinn at 12th Trust Services and eID Forum and the 18th CA Day, where the future of...
  • 3 min
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News - 20 Years DigitalSign
  • 20 Years, CNN Portugal, Artificial Intelligence, Doctor's Order
CNN Interview – 20 Years
DigitalSign celebrated 20 years at the CCB in Lisbon in a CNN Portugal report and presented the Order of Doctors as a new client. ...
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News - GDCC 26 Geneva
  • EUDI Wallet, European Business Wallet, Digital Identity, QEAA
DigitalSign at the Global Digital Collaboration Conference 2026
DigitalSign was at the Global Digital Collaboration Conference 2026 in Geneva to discuss digital identity, EUDI Wallets and QEAA....
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  • Qualified Certificate, EIDAS, QEAA
First QTSP European to Issue QEAA
DigitalSign is the first QTSP European certificate to issue Attribute Qualified Certificates (QEAA), recognized throughout the EU....
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Case Studies

Real digital confidence stories

Find out how leading companies use DigitalSign solutions to scan processes with total legal value.

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Companies that already trust DigitalSign

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  • Signature, Scanning, identity
Success Case: European Commission
Learn how DigitalSign has supported the European Commission in digitising critical processes, with security, compliance and efficiency at European level....
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  • Signature, Document Management
Success Case: Teixeira Duarte Group
Find out how Teixeira Duarte scanned the signature of documents with DS SigningDesk, gaining agility, security and legal value. ...
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  • Biometric Signature, identity, Onboarding
Success Case: Geronimo Martins
Learn how the Geronimo Martins Group adopted digital signature in its HR department, with DigitalSign, reducing weeks to minutes....
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Info Center

Profound knowledge

Articles

EIDAS 2.0 legal framework, EUDI Wallet and qualified electronic signature.

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Blog

What DigitalSign experts think about the digital future.

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News

The latest news about digital certification, electronic signature and regulation.

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Did you get any doubts? We have the answers.

Our team helps you understand what solution makes sense to your case. — No strings attached.
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