public string EncryptMessage(string plainText, PlayfairKey cipherKey)
{
if (!_keyManagement.IsValidCipherKey(cipherKey))
{
throw new ArgumentException("Invalid cipher key.");
}
var sanitizedMessage = PlayfairUtil.GetSanitisedString(plainText);
var digraths = _digrathGenerator.GetMessageDigraths(sanitizedMessage);
return(Encrypt(digraths, cipherKey));
}
public void IsValidCipherKey_ValidKey_IsTrue(string cipherKey)
{
Assert.IsTrue(KeyManagement.IsValidCipherKey(new PlayfairKey {
Value = cipherKey
}));
}
