Frank Denis 6f0807f50f
crypto.sign.ed25519: add support for blind key signatures (#11868)
Key blinding allows public keys to be augmented with a secret
scalar, making multiple signatures from the same signer unlinkable.

https://datatracker.ietf.org/doc/draft-dew-cfrg-signature-key-blinding/

This is required by privacy-preserving applications such as Tor
onion services and the PrivacyPass protocol.
2022-07-08 13:21:37 +02:00
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2022-06-03 20:21:20 +03:00