<PackageReference Include="BouncyCastle.Cryptography" Version="2.3.1" />

Org.BouncyCastle.Asn1.X509.AttributeCertificate

public DerBitString SignatureValue { get; }

public AttributeCertificate(AttributeCertificateInfo acinfo, AlgorithmIdentifier signatureAlgorithm, DerBitString signatureValue)

public static AttributeCertificate GetInstance(object obj)

public static AttributeCertificate GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit)

public byte[] GetSignatureOctets()