In the new episode, we discuss MPC Ceremony for generating Trusted Setup for Kate Polinomial Commitment in Ethereum. Our guest is Ignacio Hagopian, go-kzg-ceremony-client developer. If want to know more about MCP Ceremony, Protodanksharding just checkout this podcast.

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Ignacio Hagopian https://twitter.com/ignaciohagopian

Andrey Sobol https://twitter.com/andrENsobol

Polina Aladina https://twitter.com/Polycarpik

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2:35 What is Protodanksharing

7:02 What is KZG Commitment and why do we use KZG in Protodanksharing

18:56 Why KZG Commitment needs Trusted Setup

23:30 Powers Of Tau Ceremony

27:05 How to scale Ceremony

33:53 Igncasio client gets random numbers

39:01 We run the Ceremony from scratch

44:46 Why do we use the BLS curve in Protodanksharding

46:25 Details of Protodanksharding

54:35 How to participate in Ceremony

1:00:25 What is worst case scenario if Tau will be compromised

1:06:21 How many people will participate to Ceremony

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Ethereum EIP-4844 Powers of Tau ceremony client https://github.com/jsign/go-kzg-ceremony-client

KZG polynomial commitments https://dankradfeist.de/ethereum/2020/06/16/kate-polynomial-commitments.html

Kate Commitments: Constant-Size Commitments to Polynomials and Their Applications https://www.iacr.org/archive/asiacrypt2010/6477178/6477178.pdf

Protodanksharding https://notes.ethereum.org/@vbuterin/proto_danksharding_faq

Danksharding https://notes.ethereum.org/@dankrad/new_sharding

Multi-Party Computation (MPC) https://en.wikipedia.org/wiki/Secure_multi-party_computation

Rollup-centric Ethereum Roadmap https://ethereum-magicians.org/t/a-rollup-centric-ethereum-roadmap/4698

Rollup-centric Ethereum Roadmap visualisation https://www.gsr.io/wp-content/uploads/2022/09/ethroadmap.png

Data Availability https://ethereum.org/en/developers/docs/data-availability/

Etheruem https://en.wikipedia.org/wiki/Ethereum

EIP-4844: Shard Blob Transactions https://eips.ethereum.org/EIPS/eip-4844

Fast Reed-Solomon Interactive Oracle Proofs of Proximity https://eprint.iacr.org/2019/1020.pdf

Anatomy of a STARK, Part 3: FRI https://aszepieniec.github.io/stark-anatomy/fri.html

Polinoial Commitments https://cacr.uwaterloo.ca/techreports/2010/cacr2010-10.pdf

Trusted Setup https://vitalik.ca/general/2022/03/14/trustedsetup.html

KZG Ceremony https://github.com/ethereum/kzg-ceremony

Powers-of-Tau: https://eprint.iacr.org/2022/1592.pdf

Powers of Tau Specification: https://github.com/ethereum/kzg-ceremony-specs

Elliptic-curve cryptography https://en.wikipedia.org/wiki/Elliptic-curve_cryptography
Special contribution 2 stage

Aztek ceremony: https://medium.com/aztec-protocol/aztec-crs-the-biggest-mpc-setup-in-history-has-successfully-finished-74c6909cd0c4

Zcash ceremonies: https://z.cash/technology/paramgen/

BLS12-381 Curve https://crypto.stackexchange.com/questions/62183/understanding-bls12-