Ahead of Ethereum's highly anticipated transition to proof-of-stake (PoS), cyber security firm Cloudflare will launch Ethereum validator nodes. With this, the firm aims to study energy efficiency, consistency management, and network speed of the PoS network as part of its pledge to help build a better internet and environment sustainability. Cloudflare is experimenting with the “next generation of Web3 networks that are embracing proof of stake,” with Ethereum in the first place