The digital signature that certifies your identity, professional status, and organizational affiliation.

The Digital Seal that Keeps your Digital and Paper Documents Secure

CertifiO Code

Trusted timestamp service for time-sensitive documents and emails.


The software that makes digitally signing all your PDF documents easy.

ConsignO Desktop

A digital and trusted electronic signature platform with high-level legal reliability.

ConsignO Cloud

Ensures the reliability of thousands or millions of documents by automating your business processes.

Consigno Server

Easily check signatures, PDF/A compliance, and VDSs (visible digital seals).

Available in mobile, Web or Server version.


Products & Solutions

Digital signatures for your official documents

The trusted digital signature by Notarius.
Ensures the security, reliability and compliance of your official documents in the digital world.


Software that makes digitally signing all your PDF documents easy

The only software entirely dedicated to PDF-signing operations and PDF/A conversion.
Use it with CertifiO to ensure the long-term reliability of your official documents.


Solution to verify the reliability of electronic or printed documents

Mobile, Web et server solution to verify signatures, PDF/A compliance and VDS.


Buy now

Protect your official documents and increase their reliability


Evaluate the CertifiO suite

Get a 60-day evaluation digital signature as well as ConsignO


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