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IDTRUST
2009
ACM
16 years 1 months ago
Usable secure mailing lists with untrusted servers
Mailing lists are a natural technology for supporting messaging in multi-party, cross-domain collaborative tasks. However, whenever sensitive information is exchanged on such list...
Rakeshbabu Bobba, Joe Muggli, Meenal Pant, Jim Bas...
SACMAT
2009
ACM
16 years 1 months ago
Foundations for group-centric secure information sharing models
We develop the foundations for a theory of Group-Centric Secure Information Sharing (g-SIS), characterize a specific family of models in this arena and identify several direction...
Ram Krishnan, Ravi S. Sandhu, Jianwei Niu, William...
SACMAT
2009
ACM
16 years 1 months ago
Towards formal security analysis of GTRBAC using timed automata
An access control system is often viewed as a state transition system. Given a set of access control policies, a general safety requirement in such a system is to determine whethe...
Samrat Mondal, Shamik Sural, Vijayalakshmi Atluri
CCS
2004
ACM
16 years 11 hour ago
KNOW Why your access was denied: regulating feedback for usable security
We examine the problem of providing useful feedback about access control decisions to users while controlling the disclosure of the system’s security policies. Relevant feedback...
Apu Kapadia, Geetanjali Sampemane, Roy H. Campbell
SP
1989
IEEE
15 years 10 months ago
Security Issues in Policy Routing
Routing mechanisms for inter-autonomousregion communication require distribution of policy-sensitive information as well as algorithms that operate on such information. Without su...
Deborah Estrin, Gene Tsudik