byzantine fault
a node takes arbitrary actions including malicious ones; requires more than two-thirds loyal nodes for consensus
byzantine fault in a sentence
“Byzantine fault tolerance is essential in blockchain consensus protocols where nodes may be adversarial.”
Related Words
crash
a node stops executing code until it is restarted
crash-stop
a failure model where a node stops executing and never recovers
crash-recover
a failure model where a node stops executing code and later restarts from durable state
clock drift
the difference in rates at which clocks advance, causing clock skew to increase over time
clock skew
the instantaneous difference between clocks on different processes; affects correctness of systems relying on wall clocks
latent sector error
a storage fault where disk sectors are damaged and the error is detected or reported on read