Research and comparison of hashing algorithms for zk-protocol arithmetic scheme
Due to differences in implementations, different numbers of arguments are passed, which affects the number of constraints to some extent. A more detailed breakdown can be seen in each file, here are approximate values.
| Hash function | Circom | ZoKrates | Noir | gnark |
|---|---|---|---|---|
| Keccak | 151 104 | 146 376 | 54 830 | 183895 |
| MiMCSponge | 660 | 568 | 370 | 311 |
| Pedersen | 438 | 4 958 | 28 742 | - |
| Poseidon | 213 | 241 | 578 | - |
| SHA_256 | 30 134 | 25 774 - 48 886 | 41 739 | 183895 |
| Blake2 | - | 46 912 | 21 444 | - |
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