public void PermString_EncryptAndDecryptString()
{
Setup();
string expected = "Expected_String";
string encrypted = enigma.PermString(expected);
Setup();
string actual = enigma.PermString(encrypted);
Assert.AreEqual(expected, actual);
}
} //E>b9k_-x#xoO
public static string PassWordExample(string password)
{
if (password.Length <= 20 && password.Length >= 3)
{
Enigma enigma = new Enigma(new char[] { password[0], password[password.Length - 1], password[password.Length / 2] });
Random rand = new Random(DateTime.Now.Millisecond);
int fillerLength = 20 - password.Length;
char fillerLetter = (char)rand.Next(33, 123);
string fillerString = "";
for (int i = 0; i < fillerLength; i++)
{
fillerString += fillerLetter;
}
string encodedPassword = enigma.PermString(password + fillerString);
char endCipher = (char)(33 + password.Length);
encodedPassword += enigma.PermLetter(endCipher);
Console.WriteLine("What is stored in database:");
Console.WriteLine(encodedPassword);
return(encodedPassword);
}
return(null);
}
private static async Task CleanRest()
{
Random rand = new Random(DateTime.Now.Millisecond);
Console.WriteLine("Requesting key...");
Consumer <char[]> consumer = new Consumer <char[]>(REST_URL);
char[] key = await consumer.GetOneAsync("key");
Console.WriteLine("Key received: " + key[0] + key[1] + key[2]);
Enigma enigma = new Enigma(key);
char cipherLetter = (char)rand.Next(33, 123);
string passWord = "******";
StringBuilder builder = new StringBuilder();
for (int i = passWord.Length; i < 20; i++)
{
builder.Append(cipherLetter);
}
passWord += builder.ToString() + Convert.ToChar(passWord.Length + 33);
string dec = enigma.PermString(passWord);
Console.WriteLine("Generated password: "******"Sending password...");
int response = await new Consumer <string>(REST_URL).PutAsync(dec, "clean");
Console.WriteLine(response == 1 ? "Password accepted, Rest cleared" : "Password not accepted");
}
public int Clean([FromBody] string password)
{
if (key != null)
{
string check = "passWord";
Enigma enigma = new Enigma(key);
string dec = enigma.PermString(password);
int length = dec[^ 1] - 33;
public void PermString_DoubleWheelTurnOver_NonRepeatedPermutation()
{
enigma = new Enigma(new[] { '!', 'a' });
string Permutation = "";
for (int i = 0; i < 90; i++)
{
Permutation += 'a';
}
string expected = enigma.PermString(Permutation);
Permutation = "";
for (int i = 0; i < 90; i++)
{
Permutation += 'a';
}
string actual = enigma.PermString(Permutation);
Assert.AreNotEqual(expected, actual);
}
public static void SolvePassWord(string password, string encryptedPassWordFromUser)
{
if (password.Length <= 20 && password.Length >= 3)
{
Enigma enigma = new Enigma(new char[] { password[0], password[password.Length - 1], password[password.Length / 2] });
string decryptedPassWord = enigma.PermString(encryptedPassWordFromUser);
Console.WriteLine("What the raw decrypted value is, the last character is the length of the actual user password stored as a char:");
Console.WriteLine(decryptedPassWord);
char endCipher = decryptedPassWord[decryptedPassWord.Length - 1];
string actualPassword = decryptedPassWord.Substring(0, endCipher - 33);
Console.WriteLine("The actual user password is extracted from the decrypted string and is matched against the typed password:"******" : " + actualPassword);
}
}