public void Destroy_Success()
{
var testKey = OtpCalculationTests.RfcTestKey;
KeyUtilities.Destroy(testKey);
CollectionAssert.AreNotEqual(OtpCalculationTests.RfcTestKey, testKey);
}
/// <summary>
/// Uses the key to get an HMAC using the specified algorithm and data
/// </summary>
/// <param name="mode">The HMAC algorithm to use</param>
/// <param name="data">The data used to compute the HMAC</param>
/// <returns>HMAC of the key and data</returns>
public byte[] ComputeHmac(OtpHashMode mode, byte[] data)
{
byte[] hashedValue;
using (var hmac = CreateHmacHash(mode))
{
var key = GetCopyOfKey();
try
{
hmac.Key = key;
hashedValue = hmac.ComputeHash(data);
}
finally
{
KeyUtilities.Destroy(key);
}
}
return(hashedValue);
}
public void Destroy_Empty()
{
KeyUtilities.Destroy(new byte[] { }); // just make sure this doesn't blow up
}
public void Destroy_NullArgument()
{
new Action(() => KeyUtilities.Destroy(null)).ShouldThrow <ArgumentNullException>().WithMessage("Value cannot be null.\r\nParameter name: sensitiveData");
}