The first is a three-step-finality (3SF) protocol that delivers rapid block finality in a compact codebase, while the second is aggregated post-quantum signatures.
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Vitalik proposes ‘Lean Ethereum’ to achieve quantum security, simpler validator operations
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The Lean Ethereum roadmap introduces post‑quantum‑ready signatures, zero‑knowledge virtual machines, and a compact finality protocol
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The Lean Ethereum roadmap includes signature aggregation to ensure robust, future‑proof security
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Vitalik Buterin presented the three‑step‑finality (3SF) protocol for rapid block finality with minimal code
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