<PackageReference Include="BouncyCastle.Cryptography" Version="2.7.0" />

Org.BouncyCastle.Bcpg.Sig.IssuerFingerprint

Signature Subpacket containing the fingerprint of the issuers signing (sub-) key.
namespace Org.BouncyCastle.Bcpg.Sig { public class IssuerFingerprint : SignatureSubpacket { public int KeyVersion { get; } public IssuerFingerprint(bool critical, bool isLongLength, byte[] data); public IssuerFingerprint(bool critical, int keyVersion, byte[] fingerprint); public byte[] GetFingerprint(); public long GetKeyID(); } }