Deliverable 5.2: Middleware for Interoperability Technical Description

This is a pre-publication of this CircThread project deliverable. The deliverable is still pending formal review and acceptance by the EU project officers active in the H2020 CircThread project.

This deliverable provides the Middleware for Interoperability Technical Description for the CircThread projects including as outcomes: an overview of the deployed CircThread middleware including the FIWARE components used and other open-source components used, the data-structure for exchanges between components, and the file storage approaches and security layers and data owner needs.