Q: What is the output size of H for long DST strings?

cfrg / draft-irtf-cfrg-hash-to-curve

Hashing to Elliptic Curves

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Closed armfazh closed 4 years ago

armfazh commented 4 years ago

What is the size of the output of H, when a suite defines expand_message_xof, DST = H("H2C-OVERSIZE-DST-" || a_very_long_DST)

kwantam commented 4 years ago

Great question. You're absolutely right, this is not written clearly. I'll edit and open a PR.