Definition ∞ A WASM Execution Layer is a component within a blockchain or decentralized application that runs WebAssembly code. This layer enables high-performance execution of smart contracts and complex computations, supporting a broader range of programming languages. It improves the efficiency and versatility of blockchain platforms.
Context ∞ The discussion surrounding WASM Execution Layers often highlights their potential to enhance the performance and developer accessibility of blockchain networks. Debates frequently address the security implications of running WebAssembly code on a distributed ledger and its interoperability with existing virtual machines. Observing new blockchain projects and protocol upgrades incorporating WASM will indicate its growing adoption and impact on decentralized application development.