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

Org.BouncyCastle.Bcpg.Sig.SignatureCreationTime

Signature Subpacket containing the time at which the signature was created.
namespace Org.BouncyCastle.Bcpg.Sig { public class SignatureCreationTime : SignatureSubpacket { protected static byte[] TimeToBytes(DateTime time); public SignatureCreationTime(bool critical, bool isLongLength, byte[] data); public SignatureCreationTime(bool critical, DateTime date); public DateTime GetTime(); } }