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» Extending Trust in Peer-to-Peer Networks
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SUTC
2008
IEEE
14 years 2 months ago
Security Enforcement Model for Distributed Usage Control
Recently proposed usage control concept and models extend traditional access control models with features for contemporary distributed computing systems, including continuous acce...
Xinwen Zhang, Jean-Pierre Seifert, Ravi S. Sandhu
NSDI
2010
13 years 9 months ago
Prophecy: Using History for High-Throughput Fault Tolerance
Byzantine fault-tolerant (BFT) replication has enjoyed a series of performance improvements, but remains costly due to its replicated work. We eliminate this cost for read-mostly ...
Siddhartha Sen, Wyatt Lloyd, Michael J. Freedman
SCN
2010
Springer
120views Communications» more  SCN 2010»
13 years 2 months ago
Identity crisis: on the problem of namespace design for ID-PKC and MANETs
In this paper we explore the "interface" between Identity-based Public Key Cryptography (ID-PKC) and Mobile Ad-hoc Networks (MANETs). In particular we examine the problem...
Shane Balfe, Andrew D. McDonald, Kenneth G. Paters...
IWCMC
2006
ACM
14 years 1 months ago
Modeling key agreement in multi-hop ad hoc networks
Securing multicast communications in ad hoc networks has become one of the most challenging research directions in the areas of wireless networking and security. This is especiall...
Giovanni Di Crescenzo, Maria Striki, John S. Baras
VLDB
2007
ACM
108views Database» more  VLDB 2007»
14 years 7 months ago
Update Exchange with Mappings and Provenance
We consider systems for data sharing among heterogeneous peers related by a network of schema mappings. Each peer has a locally controlled and edited database instance, but wants ...
Todd J. Green, Grigoris Karvounarakis, Zachary G. ...