<PackageReference Include="BouncyCastle.Cryptography" Version="2.5.1" />

Org.BouncyCastle.Asn1.Ess.SigningCertificateV2

public static SigningCertificateV2 GetInstance(object o)

public static SigningCertificateV2 GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit)

public static SigningCertificateV2 GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit)

public EssCertIDv2[] GetCerts()