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

Org.BouncyCastle.Bcpg.Sig.IntendedRecipientFingerprint

Signature Subpacket containing the fingerprint of the intended recipients primary key.
namespace Org.BouncyCastle.Bcpg.Sig { public class IntendedRecipientFingerprint : SignatureSubpacket { public int KeyVersion { get; } public IntendedRecipientFingerprint(bool critical, bool isLongLength, byte[] data); public IntendedRecipientFingerprint(bool critical, int keyVersion, byte[] fingerprint); public byte[] GetFingerprint(); } }