Mehdi Zerouali (@ethzed) — Twitter Score 51 out of 1000

Mehdi Zerouali is a blockchain security researcher and co-founder who leads Sigma Prime, the firm behind Lighthouse, an open-source Rust-based Ethereum consensus client. Mehdi Zerouali's Twitter Score is 51 out of 1000 (a Good rating) as of October 2026, ranking #17,789 (top 5%) among 493,668 tracked accounts.

Mehdi Zerouali co-founded Sigma Prime and serves as its Director, focusing on penetration testing and security research with a particular emphasis on decentralized systems and Ethereum. The firm's most prominent technical contribution is Lighthouse, an Ethereum consensus client written in Rust that Sigma Prime actively maintains as an open-source project.

Mehdi Zerouali holds external Protocol Council membership at both EigenLayer and Polygon, where he represents Sigma Prime in a governance capacity. He is also affiliated with Security Alliance (SEAL), a collective focused on security coordination across the crypto ecosystem. Mehdi Zerouali has 2,526 followers as of October 2026 and has published 1,230 posts, and has been mentioned by 46 accounts a total of 91 times.

Who follows Mehdi Zerouali on X?

The accounts that follow Mehdi Zerouali include 177 founders, 48 angel investors, 36 influencers and 2 VCs, among them Stani, Robert Leshner, Georgios Konstantopoulos, Kain, Tarun Chitra and sassal.ethacc.