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ISCAPDCS
2004
13 years 6 months ago
2004
In this paper we analyze the requirements access control mechanisms must fulfill in the context of group communication and define a framework for supporting fine-grained access co...
ISCAPDCS
2004
13 years 6 months ago
2004
Byzantine fault tolerant state machine replication (BFT-SMR) is a foundation for implementations of highly reliable services. Existing algorithms for BFT-SMR require at least 3f +...
ISCAPDCS
2004
13 years 6 months ago
2004
We present a scheme to protect mobile code from malicious hosts. We propose a transformation scheme that changes the semantics of a program using pseudorandom I/O scrambling, cond...
ISCAPDCS
2004
13 years 6 months ago
2004
Protection of agent data state and partial results in mobile agent systems continues to draw research interest. Current solutions to integrity attacks are geared at detection of m...
ISCAPDCS
2004
13 years 6 months ago
2004
A promising anti-spam technique consists in collecting users opinions that given email messages are spam and using this collective judgment to block message propagation to other u...