Signature applications are programs that enable you to sign an electronic document.

• There are some daily use programs, such as Adobe Acrobat or Microsoft Word, that allow you to sign the same document that is generated. However, this type of firm has two drawbacks:
  • Not all the programmes that produce documents are also capable of signing them.
  • In general, the addressee of the signed document must have the same application in order to be able to verify the signature.
• Specific electronic signature tools or applications are able to sign any kind of electronic document and help overcome the above drawbacks. They can also be downloaded free of charge.

The AutoSignature app, offered by the Public Administration, will help you sign documents.

Self-signature is a signature application made by the Ministry of Finance and Public Administrations. Its main objective is to provide the user with a signature system in which the user can easily sign any type of document. The user indicates which file they want to sign and the application automatically chooses the signature format which you should apply, thus freeing the user from any technical doubts.

Application of Signature Validation and Online Certificates of @signature) is the validation platform that the General Government of the State makes available to administrations and citizens for the validation of certificates and, in addition, offers the following services:

• Validation of electronic signatures
• Generation of electronic signatures in multiple formats
• Display of signatures with the help of the Viewfinder