A zero-knowledge proof (ZK protocolProtocols governing interactions on a blockchain network typically include rules for consensus, transaction validation, and guidelines for how users can... Read More) is a mathematical proof and method that enables the “prover” to prove to a “verifier” that they know specific information without revealing what this information is. This makes zero-knowledge proof ideal for scenarios where privacy and security are paramount, such as checking that an encrypted password matches the verifier’s key without revealing the password. An example of a zero-knowledge proof is in the use of privacy-focused cryptocurrencies, such as Zcash, to offer blockchainAs a distributed ledger technology (DLT), a blockchain is a digital ledger that can create an immutable record of transactions.... Read More transactions that have increased levels of privacy for their users.