Org.BouncyCastle.Bcpg.Sig.IssuerKeyId public class IssuerKeyId : SignatureSubpacket Signature Subpacket containing the key-id of the issuers signing (sub-) key. Documentation Code public long KeyId { get; } public IssuerKeyId(bool critical, bool isLongLength, byte[] data) public IssuerKeyId(bool critical, long keyId) protected static byte[] KeyIdToBytes(long keyId) public long GetKeyID()