scToPk static method

List<int> scToPk(
  1. List<int> sk
)

Implementation

static List<int> scToPk(List<int> sk) {
  final sBig = BigintUtils.fromBytes(sk);
  if (sBig < BigInt.one || sBig >= MuSig2Const.order) {
    throw MuSig2Exception('Invalid secret key.');
  }
  return (MuSig2Const.generator * sBig).toBytes();
}