prCEN/TS 15121

Secure electronic postal services (SEPS) interface specification

Scope

This document specifies a standard XML interface that will enable software applications to call an EPM service, provided by a postal administration. The EPM service will consist of core and extended services, described as follows.
The scope of this document is restricted to the following items:
- a full description of the current set of core operations within the EPM Interface protocol;
- a full description of the current set of extended operations within the EPM Interface protocol;
- a full description of all mandatory and optional request parameters required for interfacing with the protocol;
- a full description of all response elements and the detailed circumstances under which they are returned.
This document does NOT include:
- a description of the issues surrounding inter-operability between multiple postal EPM implementations when a business transaction lifecycle requires the participation of more than one EPM implementation in a cross-postal administration scenario;
- issues surrounding EPM usage in a "multiple Certificate Authority" scenario where inter-operating postal administrations are participating in a cross-border transaction as described above;
- examination of "Certificate Authority deployment model" alternatives necessitated by the cross-border scenarios described above.