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» Distributed Secure Systems: Then and Now
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CCS
2010
ACM
15 years 11 months ago
A logic for authorization provenance
In distributed environments, statements from a number of principals, besides the central trusted party, may influence the derivations of authorization decisions. However, existin...
Jinwei Hu, Yan Zhang, Ruixuan Li, Zhengding Lu
SASO
2008
IEEE
15 years 10 months ago
A Framework for Self-Protecting Cryptographic Key Management
Demands to match security with performance in Web applications where access to shared data needs to be controlled dynamically make self-protecting security schemes attractive. Yet...
Anne V. D. M. Kayem, Patrick Martin, Selim G. Akl,...
ACNS
2008
Springer
88views Cryptology» more  ACNS 2008»
15 years 10 months ago
On the Effectiveness of Internal Patching Against File-Sharing Worms
File-sharing worms have been terrorizing Peer-to-peer (P2P) systems in recent years. Existing defenses relying on users’ individual recoveries or limiting users’ file-sharing ...
Liang Xie, Hui Song, Sencun Zhu
ICDCSW
2007
IEEE
15 years 10 months ago
A Cooperative Approach for Analyzing Intrusions in Mobile Ad hoc Networks
In this paper, we consider the problem of reducing the number of false positives generated by cooperative Intrusion Detection Systems (IDSs) in Mobile Ad hoc Networks (MANETs). We...
Hadi Otrok, Mourad Debbabi, Chadi Assi, Prabir Bha...
SACMAT
2004
ACM
15 years 9 months ago
X-GTRBAC admin: a decentralized administration model for enterprise wide access control
Access control in enterprises is a key research area in the realm of Computer Security because of the unique needs of the target enterprise. As the enterprise typically has large ...
Rafae Bhatti, James Joshi, Elisa Bertino, Arif Gha...