Zero Knowledge

History of Plonk, Noir, and the building of Aztec 3

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Apr 26, 2023
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ANECDOTE

Broken Cryptography

  • Zac Williamson's initial cryptography protocol was flawed.
  • Jens Groth reviewed it and pointed out its vulnerabilities.
ANECDOTE

The Birth of Plonk

  • Zac asked Ariel Gabizon for help with a shifting problem in his Poseidon hash ZK protocol.
  • Gabizon solved the problem, leading to the creation of Plonk.
INSIGHT

Plonk's Permutation Argument

  • Plonk's permutation argument efficiently proves correct wire connections in a snark circuit.
  • This is crucial for universal snarks without per-circuit trusted setups.
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