Bob and Alice

When Alice Goes Bad: Byzantine Secret Sharing

We need to start building systems which are fault-tolerant, and where we assume that sometimes our systems give us errors, or can be faulty, or that they have been taken over by a malicious agent. This will give us Byzantine Fault Tolerance (BFT) in our processing and decision-making. For example, let’s say we are processing a transaction, and have four checkers for the validity of the transaction. If we had…