FNMT (Fábrica Nacional de Moneda y Timbre) is an issuer of digital certificates for private persons and businesses. The certificates are available for Spanish nationals and residents and can be used to prove the identity of a person or business. Private persons and businesses can use the certificate to authenticate themselves and sign documents.

Use cases

  • Authentication
  • Electronic signing


  • Spain

Integration options

  • OIDC
  • SAML
  • Sign API

Developer information

Visit our developer pages