public static void Main(string[] args) { byte[] key256 = new byte[32]; for (int i = 0; i < 32; i++) { key256[i] = Convert.ToByte(i % 256); } string message = "Hello World"; string password = "******"; byte[] nonSecretOrg = Encoding.UTF8.GetBytes("Pay Bob Zero Dollars"); byte[] nonSecretMod = Encoding.UTF8.GetBytes("Pay Bob $ 1,000,000."); // Encrypt with associated data //string encrypted = AESGCM.SimpleEncrypt(message, key256, nonSecretOrg); string encrypted = AESThenHMAC.SimpleEncryptWithPassword(message, password, nonSecretOrg); Console.WriteLine("AESThenHMAC Encrypted: {0}", encrypted); // Decrypt with original associated data //string decrypted = AESGCM.SimpleDecrypt(encrypted, key256, nonSecretOrg.Length); string decrypted = AESThenHMAC.SimpleDecryptWithPassword(encrypted, password, nonSecretOrg.Length); Console.WriteLine("AESThenHMAC Decrypted: {0}", decrypted); //Console.WriteLine("Auth cleartext: {0}", Encoding.UTF8.GetString(nonSecretOrg)); Console.WriteLine(); Console.WriteLine(); Console.WriteLine(); var secret = AESCBC.EncryptString(password, message); //Console.WriteLine("AESCBC Encrypted: {0}", BitConverter.ToString(secret)); Console.WriteLine("AESCBC Encrypted: {0}", Convert.ToBase64String(secret)); var recovered = AESCBC.DecryptString(password, secret); Console.WriteLine("AESCBC Decrypted: {0}", recovered); Console.WriteLine(); Console.WriteLine(); Console.WriteLine(); Rijndael.Inputkey = password; encrypted = Rijndael.EncryptRijndael(message, "12345678"); //Console.WriteLine("AESCBC Encrypted: {0}", BitConverter.ToString(secret)); Console.WriteLine("Rijndael Encrypted: {0}", encrypted); decrypted = Rijndael.DecryptRijndael(encrypted, "12345678"); Console.WriteLine("Rijndael Decrypted: {0}", decrypted); Console.WriteLine(); Console.WriteLine(); Console.WriteLine(); string passPhrase = "Pas5pr@se"; // can be any string string saltValue = "12345678"; //"s@1tValue"; // can be any string string hashAlgorithm = "SHA1"; // can be "MD5" int passwordIterations = 10000; // can be any number string initVector = "@1B2c3D4e5F6g7H8"; // must be 16 bytes int keySize = 128; // 256; // can be 192 or 128 string cipherText = RijndaelSimple.Encrypt ( message, passPhrase, saltValue, hashAlgorithm, passwordIterations, initVector, keySize ); Console.WriteLine(String.Format("RijndaelSimple Encrypted : {0}", cipherText)); message = RijndaelSimple.Decrypt ( cipherText, passPhrase, saltValue, hashAlgorithm, passwordIterations, initVector, keySize ); Console.WriteLine(String.Format("RijndaelSimple Decrypted : {0}", message)); Console.ReadLine(); }