Consider the following variant of the Byzantine GeneralsProtocol with one general and seven lieutenants:
1. The General announces his proposal to the Lieutenants.
2. Each Lieutenant forwards the General’s announcement to theother six.
3. Each Lieutenant outputs the majority of the seven receivedannouncements.
Show that if two of the parties are corrupt (either the generaland one lieutenant, or two lieutenants) then the protocol is notsecure: There is an execution of the protocol in which thelieutenants do not all agree on the same value.
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