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The dynamic configuration and evolution of large-scale heterogeneous systems such as distributed systems has made the enforcement of security requirements one of the most critical phase throughout system development lifecycle. In this context, specifying, deploying and then updating a security policy is a complex task. In the vast majority of cases, this task is being carried out in an artisanal way;...
We argue in this paper that while trust management through negotiation performed in IT system might seem appropriate at first sight, it has to be extended to address specific concerns to interoperable environments like the case in Intelligent Transportation Systems - ITS environment. In this context, negotiation does not only depend on trust requirements, but is strongly linked to the security policies...
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