ecdsa sign-to-contract module, with anti nonce covert chan util functions#669

Closed

benma wants to merge 8 commits intobitcoin-core:masterfrom

benma:ecdsa_nonce_sidechan_alternative

Commits on Apr 21, 2020

Add ec_commitments which are essentially the pay-to-contract-style tweaks of public keys.

jonasnick
authored and
benma
committed
Add and expose sign-to-contract opening with parse and serialize functions

jonasnick
authored and
benma
committed
modules: add ecdsa_sign_to_contract
benma
committed
ecdsa_sign_to_contract: add Anti Nonce Covert Channel util functions
benma
committed
recovery: re-use secp256k1_ecdsa_sign_helper
benma
committed
f serialize s2c_opening as 33 bytes instead of 34

jonasnick
authored and
benma
committed
f Add ec_commitments

jonasnick
authored and
benma
committed
use reduce field element x modulo n, use secp256k1_scalar_eq over memcmp
benma
committed