public void DecryptTest()
{
string expected = "BLHAKDUKVZ";
string result = playfair.Decrypt("CIPHERTEXT");
Assert.AreEqual(expected, result);
}
private void DecryptButton_Click(object sender, EventArgs e)
{
if (EncryptedText.TextLength < 1)
{
return;
}
switch (AlgorithmSelect.SelectedIndex)
{
case 0:
var caesar = new Caesar((int)caesarShift.Value, string25Key.Text);
NormalText.Text = caesar.Decrypt(EncryptedText.Text);
break;
case 1:
var playfaire = new Playfair(string25Key.Text);
NormalText.Text = playfaire.Decrypt(EncryptedText.Text);
break;
case 2:
var rsa = new RSA(rsaPublicText.Text, rsaPrivateText.Text);
NormalText.Text = rsa.Decrypt(EncryptedText.Text);
break;
default:
break;
}
}
private void ButtonDecrypt_Click(object sender, EventArgs e)
{
if (textBoxDecryptOriginal.TextLength == 0)
{
return;
}
var decrypt = chiper.Decrypt(textBoxDecryptOriginal.Text, textBoxKey.Text);
textBoxDecrypt.Text = decrypt;
}
public void Unigraph_PlayfairTest()
{
char[] ch = new string(Utility.KeyedEnglishAlphabet("KRYPTOS")).Replace("J", "").ToCharArray();
Playfair playfair = new Playfair(ch);
cipher = "";
clear = "";
generated = "";
for (int i = 0; i < 25; i++)
{
generated = playfair.GenerateRandomString().Replace("J", "I").Substring(0, 26);
cipher = playfair.Encrypt(generated);
clear = playfair.Decrypt(cipher);
//TODO: Write changing X to be the letter that came before it
//Assert.AreEqual(generated, clear);
}
}
private void PlayfairDecrypt_Click(object sender, EventArgs e)
{
PlayfairOutput.Text = Playfair.Decrypt(PlayfairInput.Text, PlayfairKeyword.Text);
}