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Episode 273: History of Plonk, Noir, and the building of Aztec 3
Zero Knowledge
Creating Privacy in Blockchain through Sigma Protocol
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- Plonk uses a sigma protocol for privacy, not a cam.
- An older primitive cryptography protocol was used before Plonk.
- They didn't want to do trusted setups for every circuit, so they used the older protocol.
- The older protocol was expensive, costing roughly $100 in gas today.
- ZK cryptography is a new and fascinating concept that allows proving statements about encrypted data.
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