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

Automatically checks the reliability of documents received (origin, integrity and authenticity) and their PDF/A compliance.

Verifio Server


Solution to integrate to your existing systems the validation of documents' long-term reliability.

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VerifiO Server validates documents’ reliability and PDF/A compliance.

Contact our sales team to discuss your needs!


Long-term reliability

Easy integration

Validate the authenticity and reliability of documents received

  • Gives your applications and systems the ability to validate the origin, integrity and authenticity of documents upon receipt, in order to identify issues early-on in the process.
  • Validates the longevity of documents by validating PDF/A compliance and long-term validation readiness (PAdES).

Quick and easy integration

We’ve developed unique expertise so you don’t have to!

  • Integrated solution for confirming the origin, integrity and authenticity of your official documents, upon receipt or decades after they’ve been signed.
  • Does not require any expertise with digital signatures (ITU X.509), or with PDF standards (ISO 32000), PDF/A (ISO-19005), PAdES (ISO-32000 et ETSI TS 102 778), etc.

3 options available

  • Free: report claims for PDF/A compliance, and the presence of digital signatures (no validations are performed).
  • Local: validates PDF/A compliance, digital signatures and readiness for long-term validation using proofs embedded in the document.
  • Premium: validates PDF/A compliance, digital signatures and readiness for long-term validation using proofs embedded in the document or on Notarius’ servers for added security, such as retroactive revocations of digital certificates.


Subscribe to CertifiO

Ensure the reliability and protection of your official documents.


Evaluate the CertifiO Suite

Get a 60-day digital signature evaluation with the ConsignO software.


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