In order to manage and enforce multiple heterogeneous authorization policies in distributed authorization environment, we defined the root policy specification language and its cor...
Authorization policy infrastructures are evolving with the complex environments that they support. However, the requirements and technologies supporting context are not yet well u...
In conventional security systems, protected resources such as documents, hardware devices and software applications follow an On/Off access policy. On, allows to grant access and ...
Pervasive computing environments introduce new requirements in expressiveness and flexibility of access control policies which are almost addressable leveraging contextual informa...
Amir Reza Masoumzadeh, Morteza Amini, Rasool Jalil...
Policy override is gaining traction in the research community to improve the efficiency and usability of authorization mechanisms. These mechanisms turn the conventional privilege...