Exemple #1
0
        static void Main(string[] args)
        {
            Console.WriteLine("AUTOKEY CIPHER\n");
            AutoKey.Encrypt();
            AutoKey.Decrypt();

            Console.WriteLine("PORTA CIPHER\n");
            Porta.Decrypt("GOIINDUGAFYBXJQOFBNUYNXJWHRCBINZOLNSNJPJVGYSETY", "BONUSMARKS");
            Porta.Encrypt("THOSEWHOSOLVETHISWILLGETANEXTRAFIVEMARKSINFINAL", "BONUSMARKS");

            Console.ReadKey();
        }
        public static void Encrypt(string plainText, string Key)
        {
            plainText = plainText.Replace(" ", string.Empty).ToUpper();
            char[] plainTextArray = plainText.ToCharArray();

            char[] KeyArray = Porta.KeyStream(plainTextArray, Key.ToCharArray());

            string cipherText = "";

            for (int i = 0; i < plainText.Length; i++)
            {
                int index = Cipher.GetAlphabetValue(plainTextArray[i]);
                cipherText += Cipher.GetPortaValue(index, KeyArray[i]);
            }

            Console.WriteLine("Encrypted Text: " + cipherText);
        }