Zero-Knowledge Succinct Transparent Argument of Knowledge (zk-STARK) is a cryptographic method that allows one party to prove knowledge of certain information without revealing the information itself. The term “zero-knowledge” means that the verifier learns nothing beyond the validity of the statement being proven. “Succinct” indicates that the proof can be verified quickly, even if it was generated from a large amount of data. “Transparent” refers to the lack of reliance on complex or secret cryptographic setups, making the system more trustworthy and secure. zk-STARKs are efficient and scalable, allowing for the verification of computations without needing to reveal underlying data. This feature makes them particularly useful for enhancing privacy and efficiency in various applications, including transactions and smart contracts. By using zk-STARKs, users can ensure their data remains confidential while still participating in transparent verifiable processes, thus striking a balance between privacy and accountability.

UK’s FCA to Allow Retail Investors Limited Access to Crypto ETNs
The UK’s Financial Conduct Authority (FCA) will permit retail investors to access certain crypto asset-backed exchange-traded notes (cETNs) for the