scope:

The present document provides guidance on the selection of standards and options for the trust service provider supporting digital signatures and related services (area 4) as identified in ETSI TR 119 000 [i.2].

The present document describes the business scoping parameters relevant to this area (see clause 5) and how the relevant standards and options for this area can be identified given the business scoping parameters (see clause 6).

The target audience of the present document includes:

1) Business managers who potentially require support from digital signatures and in particular the provision of related supporting trust services in their business will find here an explanation of how digital signatures standards can be used to meet their business needs.

2) Application architects who will find here material that will guide them throughout the process of designing a system that fully and properly satisfies all the business and legal/regulatory requirements specific to digital signatures and in particular the provision of related supporting trust services. They will gain a better understanding on how to select the appropriate standards to be implemented and/or used.

3) Developers of the systems who will find in the present document an understanding of the main reasons that lead the systems to be designed as they were, as well as a proper knowledge of the standards that exist in the field and that they need to know in detail for a proper development.