Yes, I am working with David Hetherington on a model for a presentation that will be given at the next ERTS2 conference in Toulouse. The title will be: “STPA Analysis of Automotive Safety and Security Using Arcadia and Capella” 
I try to model Losses and Hazards without developping a new add-on. So I am using the Requirements free add-on, creating new Types and Relations…
This is a screenshot of the “Configure Requirements Labels in Diagram” command, with the result:
