L. Rasmussen and S. Janson. Simulated Social Control For Secure Internet Commerce . However , TTP is most appropriate for closed marketplaces. In loosely federated, open systems a TTP may either not be available or have limited power to enforce good behavior. In soft security, the agents police themselves without ready recourse to a central authority.
Soft security is especially attractive in open settings, and motivates our approach.
Lars Rasmusson and Sverker Janson. Simulated social control for secure Internet commerce . In Proceedings of the Workshop on New Security Paradigms, 1996. However, there are at least two pitfalls to be avoided when using this approach. Firstly , economic theory tries to predict how markets will behave in general, while still allowing for some individuals to diverge from the norm.