smart
Sergio Demian Lerner (sergio.lerner.rsk) (@SDLerner) — Twitter Score 139 out of 1000
Excellent
139Ranked #4,251 of 481,722 crypto accounts tracked by TwitterScore.io
Erik Voorhees
Balaji
Laura Shin
Stani
Chris Burniske
Kyle Samani
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About Sergio Demian Lerner (sergio.lerner.rsk)'s Twitter Score
Sergio Demian Lerner sergio.lerner.rsk is a Bitcoin and blockchain security researcher who co-founded Fairgate and has contributed to the Bitcoin community since 2011. Sergio Demian Lerner sergio.lerner.rsk's Twitter Score is 139 out of 1000 (an Excellent rating) as of August 2026, ranking #4,251 (top 1%) among 481,722 tracked accounts.
Sergio Demian Lerner sergio.lerner.rsk co-founded RSK Labs, the team behind the Rootstock smart contract platform, which brought programmable smart contract capabilities to Bitcoin. He also co-founded CoinFabrik and Coinspect, and leads the BitVMX project in partnership with its founding sponsor RootstockLabs. BitVMX is a Bitcoin-native platform for secure off-chain computation with on-chain optimistic verification, designed to support applications such as non-custodial bridges, rollups, and decentralized exchanges.
Sergio Demian Lerner sergio.lerner.rsk has authored multiple academic papers, including BitVMX: A CPU for Universal Computation on Bitcoin (2024), Union: A Trust-minimized Bridge for Rootstock (2025), ESSPI: ECDSA/Schnorr Signed Program Input for BitVMX (2025), and APoW: Auditable Proof-of-Work Against Block Withholding Attacks (2026). He has also discovered critical vulnerabilities in both Bitcoin and Ethereum protocols, establishing a long record of security research across major blockchain systems. Sergio Demian Lerner sergio.lerner.rsk has published 6,603 posts on the platform and has been mentioned by 172 accounts a total of 482 times, reflecting consistent engagement within the crypto research community.
Who follows Sergio Demian Lerner sergio.lerner.rsk on X?
Sergio Demian Lerner sergio.lerner.rsk draws a technically oriented following across the crypto space. The accounts that follow Sergio Demian Lerner sergio.lerner.rsk include 587 founders, 98 angel investors, 170 influencers and 12 VCs, among them Balaji, Erik Voorhees, Laura Shin, Stani, Chris Burniske and Kyle Samani.
