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NCA
2007
IEEE
14 years 16 days ago
Decoupled Quorum-Based Byzantine-Resilient Coordination in Open Distributed Systems
Open distributed systems are typically composed by an unknown number of processes running in heterogeneous hosts. Their communication often requires tolerance to temporary disconn...
Alysson Neves Bessani, Miguel Correia, Joni da Sil...
ESAW
2009
Springer
14 years 24 days ago
Replication Based on Role Concept for Multi-Agent Systems
Replication is widely used to improve fault tolerance in distributed and multi-agent systems. In this paper, we present a different point of view on replication in multi-agent syst...
Sebnem Bora, Oguz Dikenelli
SAC
2010
ACM
14 years 1 months ago
Asynchronous Byzantine consensus with 2f+1 processes
Byzantine consensus in asynchronous message-passing systems has been shown to require at least 3f + 1 processes to be solvable in several system models (e.g., with failure detecto...
Miguel Correia, Giuliana Santos Veronese, Lau Cheu...
SOSP
2007
ACM
14 years 3 months ago
Attested append-only memory: making adversaries stick to their word
Researchers have made great strides in improving the fault tolerance of both centralized and replicated systems against arbitrary (Byzantine) faults. However, there are hard limit...
Byung-Gon Chun, Petros Maniatis, Scott Shenker, Jo...
SRDS
2007
IEEE
14 years 15 days ago
The Fail-Heterogeneous Architectural Model
Fault tolerant distributed protocols typically utilize a homogeneous fault model, either fail-crash or fail-Byzantine, where all processors are assumed to fail in the same manner....
Marco Serafini, Neeraj Suri