Minimum requirements

In order to access the AESA Processing Platform and be able to make use of the services offered, the citizen must have a electronic certificate issued by the Fábrica Nacional de Moneda y Timbre or have an e-DNI.

Electronic certificates guarantee the legality of online transactions and allow documents to be signed electronically, to give them legal validity.

Besides, you must have in your computer the following components installed:

Operating Systems.

Windows 7 or later.
Linux in versions supported by Firefox and Google Chrome

Web browsers.

Internet Explorer 11 or later
Mozilla Firefox 38 or later
Google Chrome 45 or later

Document reader.

Acrobat Reader version 8.1 or later

JAVA Virtual Machine.

Java version 6 or later

Configuring Microsoft Intenet Explroer to use electronic signatures.

Identification and signature is done using the signature component called Miniapplet. This component is downloaded automatically.

See Guía de Acceso con Certificado for more configuration details.

Configuring other browsers to use electronic signatures.

Presentation is made using Autofirma desktop application that must be previously installed by the user.

AutoFirma is a desktop application made by the Ministry of Finance and Public Function, which allows you to make the electronic signature of a request on your own computer in a simple way, without using the Miniapplet signature component.

You can download Autofirma application from Portal de Administración Electrónica.