using System; using System.Security.Cryptography; class Helo { private static string GetPemPrivateKey() { string privatekey = @”—–BEGIN PRIVATE KEY—– ….. —–END PRIVATE KEY—–“; privatekey = privatekey.Replace(“—–BEGIN PRIVATE KEY—–“, “”) .Replace(“—–END PRIVATE KEY—–“, “”) .Replace(“n”, “”) .Replace(“r”, “”); return privatekey; } static void Main(string[] args) { string message = “hello world”; byte[] data = System.Text.Encoding.UTF8.GetBytes(message); Console.WriteLine( Convert.FromBase64String(GetPemPrivateKey())); […]