+A consensus algorithm enables a group of [Distributed System](/wiki/distributed_system)s to agree on a single data value or state. This critical process ensures all honest nodes maintain a consistent shared truth, even with faults, forming the backbone of technologies like [Blockchain](/wiki/blockchain).
+## See also
+- [Fault Tolerance](/wiki/fault_tolerance)
+- [Replication](/wiki/replication)
+- [Consistency](/wiki/consistency)
... 1 more lines