Questions tagged [starks]

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Why invent new hash functions for zero-knowledge proofs?

Recently, new hash functions were invented. Their primary purpose is serving the needs of zero-knowledge proof systems. I'm talking about Poseidon-256, Starkad-256, etc. See the paper. What is the ...
4
votes
1answer
119 views

Transparent Setup of SNARKs

The STARKs paper states Third, and most important, ZK-PCPs are transparent (or “public randomness” ), which means that the randomness used by the verifier is public; in particular, setting up a ...
2
votes
0answers
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Assumptions underlying the soundness of STARKs

STARKs have recently received quite a lot of attention due to their small proof size and supposedly simple assumptions. The paper introduction itself seems to mainly state that their construction is ...
1
vote
1answer
105 views

Linear combination IOP for SNARK registers

The STARK paper says Our ZK-STARK uses a separate Reed-Solomon codeword for each register, leading to w many codewords, each of lower degree ...