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» Modeling the Security of Steganographic Systems
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SACMAT
2004
ACM
15 years 12 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...
ESORICS
2006
Springer
15 years 10 months ago
Secure Key-Updating for Lazy Revocation
Abstract. We consider the problem of efficient key management and user revocation in cryptographic file systems that allow shared access to files. A performanceefficient solution t...
Michael Backes, Christian Cachin, Alina Oprea
CMS
2003
120views Communications» more  CMS 2003»
15 years 7 months ago
Extending the SDSI / SPKI Model through Federation Webs
Classic security systems use a trust model centered in the authentication procedure, which depends on a naming service. Even when using a Public Key Infrastructure as X.509, such s...
Altair Olivo Santin, Joni da Silva Fraga, Carlos M...
VMCAI
2010
Springer
16 years 3 months ago
Model-Checking In-Lined Reference Monitors
Abstract. A technique for elegantly expressing In-lined Reference Monitor (IRM) certification as model-checking is presented and implemented. In-lined Reference Monitors (IRM'...
Meera Sridhar, Kevin W. Hamlen
DIAU
2000
Springer
15 years 10 months ago
On Pseudonymization of Audit Data for Intrusion Detection
In multilaterally secure intrusion detection systems (IDS) anonymity and accountability are potentially conflicting requirements. Since IDS rely on audit data to detect violations...
Joachim Biskup, Ulrich Flegel