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

Org.BouncyCastle.X509.AttributeCertificateIssuer

public class AttributeCertificateIssuer : ISelector<X509Certificate>, ICloneable
Carrying class for an attribute certificate issuer.
public AttributeCertificateIssuer(AttCertIssuer issuer)

Set the issuer directly with the ASN.1 structure.

public AttributeCertificateIssuer(X509Name principal)

public object Clone()

public X509Name[] GetPrincipals()

Return any principal objects inside the attribute certificate issuer object.

public bool Match(X509Certificate x509Cert)