namespace System.Security.Cryptography.X509Certificates
{
    public class X509Certificate : IDisposable, IDeserializationCallback, ISerializable
    {
        [CLSCompliant(false)]
        [Obsolete("Loading certificate data through the constructor or Import is obsolete. Use X509CertificateLoader instead to load certificates.", DiagnosticId = "SYSLIB0057", UrlFormat = "https://aka.ms/dotnet-warnings/{0}")]
        [UnsupportedOSPlatform("browser")]
        public X509Certificate(string! fileName, SecureString? password, X509KeyStorageFlags keyStorageFlags);
    }
}