ZK-SNARKs stands for Zero-Knowledge Succinct Non-Interactive Arguments of Knowledge. They are cryptographic proofs that allow one party to prove to another that a statement is true without revealing any information about the statement itself. In practical terms, ZK-SNARKs enable users to validate transactions without disclosing details such as sender, receiver, or transaction amount. This enhances privacy, allowing transactions to be verified while keeping sensitive information hidden. The “succinct” aspect means these proofs are small and quick to verify, making them efficient for use in various applications. The “non-interactive” part means that the proof generation doesn’t require back-and-forth communication between the prover and the verifier. ZK-SNARKs help improve scalability and privacy in systems that require confidentiality, making them a valuable tool for ensuring secure and private transactions. Their implementation can lead to greater user trust and adoption, especially for those concerned about privacy issues.