public async Task <Models.CaptchaModel> GenerateForSumQuestionCaptcha()
{
int Random1, Random2, RandomTotal;
Random1 = new Random().Next(10, 99);
Random2 = new Random().Next(10, 99);
RandomTotal = Random1 + Random2;
return(await Task.FromResult(new Models.CaptchaModel
{
CaptchaText = $"{Random1} + {Random2} = ?",
CaptchaValue = await cryptoHelper.Encrypt(RandomTotal.ToString())
}));
}
public void RijndaelEncrypt()
{
ICryptoHelper crytographyHelper = CryptoFactory.Create(CryptographyAlgorithm.Rijndael);
crytographyHelper.Entropy = ENCRYPTION_VALID_PASSWORD;
string encryptedString = crytographyHelper.Encrypt(ENCRYPTION_TEST_STRING, StringEncodingType.Hex);
Assert.IsFalse(StringHelper.Match(encryptedString, ENCRYPTION_TEST_STRING, true), "Encrypted String Equals String Passed In");
}
public void Encrypt_red_bytes()
{
// arrange
var bytes = "AB".ToByteArrayFromHex();
// act
var encrypted = _crypto.Encrypt(bytes);
var decrypted = _crypto.DecryptAsBytes(encrypted);
// assert
var asHex = decrypted.ToHex();
asHex
.Should()
.Be("AB");
encrypted
.Should()
.NotBe("AB",
"Crypto?");
}
public void RijndaelDecryptValidPassword()
{
ICryptoHelper crytographyHelper = CryptoFactory.Create(CryptographyAlgorithm.Rijndael);
crytographyHelper.Entropy = ENCRYPTION_VALID_PASSWORD;
string encryptedString = crytographyHelper.Encrypt(ENCRYPTION_TEST_STRING, StringEncodingType.Hex);
ICryptoHelper crytographyHelper2 = CryptoFactory.Create(CryptographyAlgorithm.Rijndael);
crytographyHelper2.Entropy = ENCRYPTION_VALID_PASSWORD;
string decriptedString = crytographyHelper2.Decrypt(encryptedString, StringEncodingType.Hex);
Assert.AreEqual(ENCRYPTION_TEST_STRING, decriptedString);
}
public string CreateToken(Guid appUserId, string userName)
{
var claims = new List <Claim>
{
new Claim(Constants.CLAIM_UID, _cryptoHelper.Encrypt(_configSettings.DataProtectionKey, appUserId)),
new Claim(Constants.CLAIM_UNAME, _cryptoHelper.Encrypt(_configSettings.DataProtectionKey, userName))
};
//Generate Signing Credentials
SymmetricSecurityKey securityKey = Helper.GenerateSecurityKey(_configuration);
SigningCredentials credentials = new SigningCredentials(securityKey, SecurityAlgorithms.HmacSha512Signature);
SecurityTokenDescriptor tokenDescriptor = new SecurityTokenDescriptor
{
Subject = new ClaimsIdentity(claims),
NotBefore = DateTime.Now,
Expires = DateTime.Now.AddSeconds(Constants.TOKEN_EXPIRES_IN_SEC),
SigningCredentials = credentials,
};
JwtSecurityTokenHandler tokenHandler = new JwtSecurityTokenHandler();
SecurityToken token = tokenHandler.CreateToken(tokenDescriptor);
return(tokenHandler.WriteToken(token));
}