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

Org.BouncyCastle.Bcpg.Sig.PrimaryUserId

Signature Subpacket marking a User ID as primary.
namespace Org.BouncyCastle.Bcpg.Sig { public class PrimaryUserId : SignatureSubpacket { public PrimaryUserId(bool critical, bool isLongLength, byte[] data); public PrimaryUserId(bool critical, bool isPrimaryUserId); public bool IsPrimaryUserId(); } }