The notion of Advanced Electronic Signature was introduced in the European Directive for electronic signatures, which remains today an important milestone for the standardisation and legal recognition of electronic signatures. Advanced Electronic Signatures (hereinafter AdES) offer a very practical method to protect information and provide trust in electronic business. They can be embedded in popular document formats such as PDF, XML and CMS messages and are also the base stone for creating qualified electronic signatures (QES)
Art. 2 of the directive contains some requirements on signatory identification and. This paper describes how a central signature server can fulfill these requirements. This article relates to the European Commission Standardisation mandate m460 to CEN and ETSI on electronic signatures and is proposed as input for the ETSI standard prTS 14167-5.