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....
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Featured products
Electronic Invoicing
Ensures compliance with e-invoicing law, allowing you to easily sign and share your invoices.
Digital Signature Platform
Adopt electronic signatures with customers and partners with full legal value and great user experience.
Industries
Transversal solutions for all areasHealth
Know you patient and secure their data
Retail & Logistics
Go paperless and become more efficient
Financial Services & Insurance
Facilitate seamless account opening
Sales
Streamline your sales processes
Human Resources
Onboard new employees in fast and secure way
Real Estate
Save time and go paperless on the spot
Legal
Efficient legaltech soluctions
Education
Digital transformation of the education sector
Public Administration
Eletronic invoicing to the public administration
Industries
Transversal solutions for all areasWe certify throughout Europe and Brazil

Last News
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...
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...
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...