A system and method comprising the steps of, delegating a capability from a first user to a second user, propagating information that includes evidence of the delegation to a plurality of security service modules, wherein each one of the plurality of security service modules is capable of protecting one or more resources, providing the evidence to a first security service module belonging to the plurality of security service modules, enforcing the delegation when the second user attempts to access a resource in the one or more resources wherein the resource is protected by the first security service module, and wherein the enforcement is carried out by the first security service module.