A16z Crypto updates Jolt zkVM, challenges loose use of ‘ZK’ label

A16z Crypto has announced significant performance updates to Jolt, its open-source Zero-Knowledge Virtual Machine (zkVM), while simultaneously issuing a critique regarding the industry’s broad application of the ‘ZK’ terminology. Jolt is designed to allow developers to execute programs written in high-level languages like Rust and produce zero-knowledge proofs of their execution with high efficiency. The latest updates leverage the ‘Lasso’ lookup argument to achieve speeds that A16z claims outperform existing zkVM implementations. Alongside the technical milestone, A16z researchers expressed concern that the ‘ZK’ label is often used loosely for technologies that provide succinctness or validity proofs for scaling but do not actually offer zero-knowledge privacy features. The firm is advocating for more precise technical communication to distinguish between scaling solutions and true privacy-preserving zero-knowledge applications.

Source: A16z Crypto updates Jolt zkVM, challenges loose use of ‘ZK’ label