US Patent 10200197 Scalable crash fault-tolerance consensus protocol with efficient message aggregation

Methods and systems for encrypting and aggregating data in a network are provided. The method includes performing synchronization, by a leader node. Synchronization includes the following steps: transmitting a prepare message, receiving a promise message, transmitting an accept message, and receiving an accepted message. The method further includes performing a steady state phase, by the leader node. The steady state phase includes the following steps: transmitting a second accept message and receiving a second accepted message.