The IAB has published RFC 7397: Report from the Smart Object Security Workshop.
Abstract: This document provides a summary of a workshop on ‘Smart Object Security’ that took place in Paris on March 23, 2012. The main goal of the workshop was to allow participants to share their thoughts about the ability to utilize existing and widely deployed security mechanisms for smart objects.
This report summarizes the discussions and lists the conclusions and recommendations to the Internet Engineering Task Force (IETF) community.