C# Anti HttpDebugger

using System;
using System.Net;
using System.Net.Http;
using System.Security.Cryptography.X509Certificates;
using System.Net.Security;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        HttpClientHandler handler = new HttpClientHandler
        {
            Proxy = new WebProxy("http://free-vpn-proxy-ip:port"),
            UseProxy = true,
            ServerCertificateCustomValidationCallback = ValidateServerCertificate
        };

        using (HttpClient client = new HttpClient(handler))
        {
            try
            {
                HttpResponseMessage response = await client.GetAsync("https://api.example.com/endpoint");
                string responseData = await response.Content.ReadAsStringAsync();
                Console.WriteLine(responseData);
            }
            catch (Exception ex)
            {
                Console.WriteLine($"Error: {ex.Message}");
            }
        }
    }

    private static bool ValidateServerCertificate(HttpRequestMessage request, X509Certificate2 certificate, X509Chain chain, SslPolicyErrors sslPolicyErrors)
    {
        string expectedThumbprint = "your_certificate_thumbprint_here";
        if (certificate == null || certificate.Thumbprint == null) return false;
        return certificate.Thumbprint.Equals(expectedThumbprint, StringComparison.OrdinalIgnoreCase);
    }
}