High-security random

using System;
using System.Numerics;

class Sample
{
    public static void Main()
    {
        var rand = System.Security.Cryptography.RandomNumberGenerator.Create();
        byte[] bytes = new byte[32];
        rand.GetBytes(bytes);
        int i = BitConverter.ToInt32(bytes, 0);
        Console.WriteLine(i);
    }
}