pub fn bbs_proof_gen(
public_key: &[u8],
signature: &[u8],
messages: &[Vec<u8>],
disclosed_indices: &[usize],
header: Option<&[u8]>,
nonce: Option<&[u8]>,
) -> Result<Vec<u8>, BbsError>Expand description
Derive a zero-knowledge proof revealing only specified message indices.