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ESORICS
2002
Springer
16 years 4 months ago
Confidentiality Policies and Their Enforcement for Controlled Query Evaluation
Abstract. An important goal of security in information systems is confidentiality. A confidentiality policy specifies which users should be forbidden to acquire what kind of inform...
Joachim Biskup, Piero A. Bonatti
MMMACNS
2001
Springer
15 years 9 months ago
Analyzing Separation of Duties in Petri Net Workflows
Abstract. With the rise of global networks like the Internet the importance of workflow systems is growing. However, security questions in such environments often only address secu...
Konstantin Knorr, Harald Weidner
CANS
2007
Springer
150views Cryptology» more  CANS 2007»
15 years 10 months ago
Perfectly Secure Message Transmission in Directed Networks Tolerating Threshold and Non Threshold Adversary
Abstract. In this paper we study Perfectly Secure Message Transmission (PSMT) between a sender S and a receiver R, connected in a directed synchronous network through multiple para...
Arpita Patra, Bhavani Shankar, Ashish Choudhary, K...
TISSEC
2010
121views more  TISSEC 2010»
15 years 2 months ago
Privacy-aware role-based access control
Privacy has been acknowledged to be a critical requirement for many business (and non-business) environments. Therefore, the definition of an expressive and easy-to-use privacyre...
Qun Ni, Elisa Bertino, Jorge Lobo, Carolyn Brodie,...
CCS
2006
ACM
15 years 8 months ago
Fortifying password authentication in integrated healthcare delivery systems
Integrated Delivery Systems (IDSs) now become a primary means of care provision in healthcare domain. However, existing password systems (under either the single-server model or t...
Yanjiang Yang, Robert H. Deng, Feng Bao