1. A system comprising: at least one first server comprising at least one data processor executing a business application platform providing various business applications for access by at least one remote client; and at least one second server comprising at least one data processor executing an embedded business intelligence server (EBIS), the EBIS providing an interface between the platform and at least one business intelligence application providing business intelligence functionality; wherein: a unified interface rendered on the at least one remote client concurrently provides functionality from the platform and the at least one business intelligence application; the platform authenticates users on behalf of the EBIS; authentication requests are dispatched to the platform, upon which, the platform issues, for each request, a reentrance ticket to open a connection to the platform within a pre-defined period of time.