Easily check and validate digital signatures on a document.

signature validations

Electronic signature validation

We provide an audit of each signature process with all the information at the time of validation. We collect data from the certificates used to validate the signature and the evidences collected.

Verify the certificates

Access to all signature information: who, when and the validity of the certificates used.

Check the integrity

Check if the document has been modified after it has been signed.


Get a signature audit

The validation result is sealed and guarded by Viafirma. You can also download the audit to access the information offline.


Checks the validity and integrity of signatures

Signature validation with Viafirma
Electronically signed documents contain metadata relating to the signatures applied and the evidence collected. The validation process allows accessing this information, checking its integrity and validity, and displaying it in a clear and useful way for users and third parties. The validation process allows you to access this information, check its integrity and validity, and display it in a clear and useful way for users and third parties. With the signature validation service, you can verify:

  • Document signature status
  • Data of the signatories
  • Validity or repudiation of the certificate
  • Obtaining the public key
  • History of events
  • Permanent link to the audit
  • Download audit PDF
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An electronic signature API
powerful, secure and flexible

Implement the electronic signature API in the tools you use in your company.
Thanks to our powerful API, based on REST services, you will be able to integrate and start signing documents quickly and easily.

Do you need to integrate into your CRM o ERP?


Legal guarantee always up to date

100% eIDAS. Trust services
Strict compliance with the DAS regulation. Choose simple, advanced or qualified signature according to your needs, within the most demanding legal framework in the world in terms of digital identity.

100% RGPD. Data protection
Informed consents that comply with the new RGPD in all aspects. All our solutions are extremely responsible with personal data.

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Our clients

La mejor solución de firma electrónica para tu empresa


+ than 20 years dedicated to electronic signatures

We are Viafirma, an innovative software development company with a suite of products focused on the realization of signatures in a digital environment. We work in the area of the so-called Trusted Digital Services and we are specialised in the development of solutions related to electronic signature.






    Frequently Asked Questions

    The electronic signature is a set of data associated with an electronic document and used to identify the signatory. It must guarantee the authenticity and identity of the signatory and be linked to the signed data in its entirety.

    Our signature tools are fully compliant with the requirements of the eIDAS regulation, considered the most demanding digital identity trust services standard in the world.

    Documents can be stored in the tool itself or stored in your document management system.

    Viafirma allows to customize the final stages of the life cycle of a signed document, through the implementation of different mechanisms to transfer and/or copy the generated and signed documents.

    We offer different options:

    • Storage in Viafirma’s servers.
    • External transfer: a system for transferring signed documents to an external system or repository can be activated.
    • Automatic deletion: can be configured at various points in the process, for example in the implementation of the external transfer, i.e. if the transfer was successful, the document is automatically deleted.

    We offer an interface 100% adapted to mobile devices, allowing the execution of tasks entirely on the mobile. In addition, we have free applications in Apple Store and Play Store.

    The most widespread method is using the digital certificate. However, there are other options that are much simpler and just as valid. You can learn more about how to sign a document digitally on our blog.

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