System and method for privilege delegation and control

摘要: This invention provides a privilege delegation mechanism, which allows and associated control attributes to be delegated from security token another or an intelligent device such as computer system. The may in the form of attribute certificate, key component cryptographic key, complete digital right, license loyalty credits. purpose is allow system act surrogate for access resource requires components both units before permitted. Attributes with scope use privilege. perform authentications, data resources included on Authentications are performed prior transferring delegable privileges.