Many cryptographic schemes have been designed to enforce information flow policies. However, enterprise security requirements are often better encoded, or can only be encoded, usin...
- In large enterprises subject to constant employee turnover and challenging security policies, the administration of Role-based Access Control (RBAC) is a daunting task that is of...
In recent years role-based access control (RBAC) has been spreading within organizations. However, companies still have considerable difficulty migrating to this model, due to the...
Alessandro Colantonio, Roberto Di Pietro, Alberto ...
In this paper, we present a role-based access control method for accessing databases through the Open Grid Services Architecture – Data Access and Integration (OGSA-DAI) framewor...
Anil L. Pereira, Vineela Muppavarapu, Soon M. Chun...
This paper offers several contributions for separation of duty (SoD) administration in role-based access control (RBAC) systems. We first introduce a new formal framework, based o...
Alessandro Colantonio, Roberto Di Pietro, Alberto ...
: Role-based access control associates roles with privileges and users with roles. Changes to these associations are infrequent and explicit. This may not reflect business requirem...
Damian G. Cholewka, Reinhardt A. Botha, Jan H. P. ...
Hypermedia systems (whether web sites or not) should support multilevel policiesm, offering different views and manipulation abilities of the same information to users with differ...
User delegation is a mechanism for assigning access rights available to a user to another user. A delegation operation can either be a grant or transfer operation. Delegation for r...
Administrative RBAC (ARBAC) policies specify how Role-Based Access Control (RBAC) policies may be changed by each administrator. It is often difficult to fully understand the effe...
Scott D. Stoller, Ping Yang, C. R. Ramakrishnan, M...
This paper describes a security architecture designed to support role-based access control for distributed object systems in a large-scale, multi-organisational enterprise in whic...