net9.0-windows10.0.22621 
namespace Windows.Networking.Sockets
{
    [SupportedOSPlatform("Windows10.0.10240.0")]
    public enum SocketProtectionLevel
    {
        [Obsolete("Ssl may result in insecure connections and may be altered or unavailable for releases after Windows 8.1. Instead, use one of the TLS SocketProtectionLevel values.")]
        Ssl = 1
    }
}
.NET
5.06.07.08.09.0
Information specific to net9.0
Platforms This API is only available when you target a specific platform:
Windows
10.0.1776310.0.1836210.0.1904110.0.2034810.0.2200010.0.22621
Information specific to net9.0-windows10.0.22621
Assembly

Microsoft.Windows.SDK.NET , Version=10.0.22621.85, PublicKeyToken=31bf3856ad364e35

Referencing

The API is automatically referenced.

Obsolete Ssl may result in insecure connections and may be altered or unavailable for releases after Windows 8.1. Instead, use one of the TLS SocketProtectionLevel values.
Platform Restrictions

This API is only supported on the following platforms:

  • Windows >= 10.0.10240
  • Built-in API
  • Package-provided API