Tags → #nullifier
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L1 nullifier sets: enforcing no-double-spend at consensus
Most privacy chains track spent notes in a wallet-side index and pray. Vanta puts the nullifier set in chainstate and lets the consensus rules do the praying. Here's why that line moved, and what it costs.
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Nullifiers without the witchcraft
Nullifier Generation is on the ZERA front page next to Pedersen Commitments and Zero-Knowledge Proofs. The Rust + TypeScript implementations are six lines apiece. Here is what they actually do, and why the design borrows from Zcash.