In this week’s episode, Anna explores Halo 2 with Daira Hopwood and Str4d, cryptographic engineers at Electric Coin Company. They explored what new ideas Halo introduced and how Halo 2 built on these ideas, adding optimisations such as adding Plonk-ish arithmetization to take what was a breakthrough to a production ready proving system.

This episode was recorded at Zcon3 in Vegas.

Here are some links for this episode:

• Episode on Halo
• Episode recorded at Zcon0
• ZK Whiteboard Sessions
• Episode with Sean Bowe
• Halo 2 explained
• Justin Drake on Polynomial Commitments
• Str4d’s talk at ZCon3
• Daira’s talk at ZCon3
• Ying Tong’s talk at ZCon3
• Pratyush Mishra at Zcon3
• The halo2 Book: Proving System
• The halo2 Book: Protocol
• The halo2 Book: Sinsemilla

Check out ZK Whiteboard Sessions, produced by ZK Hack & powered by Polygon, a weekly educational series of interviews with ZK experts on the most important concepts and building blocks in ZK.

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Today’s episode is sponsored by Manta Network.

Manta is the privacy hub for web3. By leveraging zero-knowledge proofs, Manta brings on-chain privacy to any crypto asset.

Manta is looking for engineers passionate about cryptography and bringing convenient privacy protection to all of web3. Visit [https://careers.manta.network]([https://careers.manta.network) to apply.

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