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

Org.BouncyCastle.Tls.AlertLevel

public abstract class AlertLevel
RFC 5246 7.2
namespace Org.BouncyCastle.Tls { public abstract class AlertLevel { public const short warning = 1; public const short fatal = 2; public static string GetName(short alertDescription); public static string GetText(short alertDescription); protected AlertLevel(); } }