Results 141 to 150 of about 1,069 (174)
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RBAC+: Dynamic Access Control for RBAC-Administered Web-Based Databases
2010 Fourth International Conference on Emerging Security Information, Systems and Technologies, 2010In a clear contrast with the phenomenal growth of Web database applications, access control issues related to data stored in the back-end databases have largely been neglected. Current approaches to access control on databases do not fit web databases because they are mostly based on individual user identities.
Ahlem Bouchahda +3 more
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A risk management approach to RBAC
Risk and Decision Analysis, 2009Even if Role Based Access Control (RBAC) is employed properly, distributed database environments are still prone to illegitimate access attempts: in RBAC, users potentially carry the risk of illegal access attempts via credentials violation, or unintentional/intentional incorrect use of already granted permissions via role misuse/abuse.
Ebru Celikel +3 more
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An extended RBAC profile of XACML
Proceedings of the 3rd ACM workshop on Secure web services, 2006Nowadays many organizations use security policies to control access to sensitive resources. Moreover, exchanging or sharing services and resources is essential for these organizations to achieve their business objectives. Since the eXtensible Access Control Markup Language (XACML) was standardized by the OASIS community, it has been widely deployed ...
Diala Abi Haidar +3 more
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Authorization Constraints Specification of RBAC
2007Constraints are an important aspect of role-based access control (RBAC) and are often regarded as one of the principle motivations behind RBAC. Although the importance of the constraints in RBAC has been recognized for a long time, they have not received much attention.
Lilong Han, Qingtang Liu, Zongkai Yang
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2012
Role Based Access Control (RBAC) has received considerable attention as a model of choice for simplified access control over the past decade. More recently, risk awareness in access control has emerged as an important research theme to mitigate risks involved when users exercise their privileges to access resources under different contexts such as ...
Khalid Zaman Bijon +2 more
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Role Based Access Control (RBAC) has received considerable attention as a model of choice for simplified access control over the past decade. More recently, risk awareness in access control has emerged as an important research theme to mitigate risks involved when users exercise their privileges to access resources under different contexts such as ...
Khalid Zaman Bijon +2 more
openaire +1 more source
Proceedings of the first ACM Workshop on Role-based access control - RBAC '95, 1996
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Proceedings of the first ACM Workshop on Role-based access control - RBAC '95, 1996
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Towards secure dynamic collaborations with group-based RBAC model
Computers and Security, 2009Mingwei Xu, Xinwen Zhang
exaly
CBR-based negotiation RBAC model for enhancing ubiquitous resources management
International Journal of Information Management, 2017Hsing-Chung Chen, Shian-Shyong Tseng
exaly