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» Delegation in Role-Based Access Control
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ISORC
2008
IEEE
14 years 5 months ago
MRBAC: Hierarchical Role Management and Security Access Control for Distributed Multimedia Systems
In this paper, a Role-based Access Control (RBAC) model is applied and extended to a multimedia version called Multi-Role Based Access Control (MRBAC), which can fully support the...
Na Zhao, Min Chen, Shu-Ching Chen, Mei-Ling Shyu
CADE
2011
Springer
12 years 11 months ago
ASASP: Automated Symbolic Analysis of Security Policies
We describe asasp, a symbolic reachability procedure for the analysis of administrative access control policies. The tool represents access policies and their administrative action...
Francesco Alberti, Alessandro Armando, Silvio Rani...
ACSAC
2002
IEEE
14 years 3 months ago
A Model for Attribute-Based User-Role Assignment
The Role-Based Access Control (RBAC) model is traditionally used to manually assign users to appropriate roles, based on a specific enterprise policy, thereby authorizing them to ...
Mohammad A. Al-Kahtani, Ravi S. Sandhu
CCS
2010
ACM
13 years 11 months ago
Hierarchical attribute-based encryption for fine-grained access control in cloud storage services
Cloud computing, as an emerging computing paradigm, enables users to remotely store their data into a cloud so as to enjoy scalable services on-demand. Especially for small and me...
Guojun Wang, Qin Liu, Jie Wu
IJNSEC
2007
127views more  IJNSEC 2007»
13 years 10 months ago
A Web-based Multilayer Access Control Model for Multimedia Applications in MPEG-7
This paper presents a Criterion-Based Role-Based Access Control model in which secure permissions (SP), secure operations (SOp), secure objects (SOb), and secure users (SU) are in...
Leon Pan