In general, the case of a failure (Crash or fail-stop, i.e. no response) without falsification of information referred to as "non-Byzantine Error" (non-byzantine fault) or "Fault Error" (Crash Fault);
Forgery malicious response information called "Byzantine Error" (Byzantine Fault), the node corresponding to node Byzantine.
Byzantine algorithm processing errors are non-: paxos, raft and its variants;
Byzantine error processing algorithms: pbft, pow algorithm;
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