Sign documents digitally and streamline your business

Firma electrónica

Electronic Signature

The electronic signature is the easiest and fastest way to complete procedures nowadays. Thanks to it, you can sign documents electronically, such as contracts and other administrative processes, in a matter of minutes with total legality.

It complies with some basic characteristics:

Identifies the signer

It is uniquely linked to the user, allowing his or her identification.

Ensures document integrity

Any modification of the approved data after signing will be detectable by signatories and third parties.

Makes the processes easier

The electronic signature speeds up the signing of documents and allows for greater efficiency in companies.

The best electronic signature solution for your business

Types of electronic signature
Fulfilling these requirements, there are three types of electronic signature, according to Regulation (EU) No. 910/2014 

Create it with a click to validate or mark your file. Time and geographical data will be associated to this document.

  • Usability

If you use a device that records biometric data, an OTP code or an electronic certificate, you create an advanced signature.

  • Usability
  • Safer
  • More legal guarantees

Qualified The signature is created with a qualified certificate and device. It has a legal effect equivalent to a handwritten signature.

  • Usability
  • Safer
  • More legal guarantees
  • Equivalent to handwritten

Electronic signature with Viafirma
In Viafirma, we differentiate ourselves from the competition by our human treatment and a quality product, 100% ours. We have a free demo service, with our commercials to facilitate your choice. Our solutions have 24/7 support and full legal validity in the European Union and Latin America.

  • Economic
  • Reliable
  • Safe
  • Intuitive
  • Free trial
  • 24/7 Support
  • Remote
  • Multidevice
  • Legal validity
  • Probative document
Ejemplo de pantalla de solicitud de firma

How is our electronic signature?
In Viafirma, we offer our clients different methods to sign electronically. If you don’t have a digital certificate, we provide different very simple solutions with which you can make an advanced signature of your documents.

Record your biometric data on a device capable of collecting it.

Signature with a digital certificate issued by an official body through which the signature itself and the signer’s identity are validated.

Signature by means of a certificate hosted on a secure server (HSM).

Signature with electronic certificate that does not require user intervention.

Your signature is associated with a single-use code (SMS, WhatsApp or e-mail).

imagen desarrollador API

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.

imagen garantía legal

Our clients

Digital signature, easy, fast and legal with Viafirma


+ 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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