// Section 3.3.2
// Define NTOWFv2(Passwd, User, UserDom) as HMAC_MD5(MD4(UNICODE(Passwd)), UNICODE(ConcatenationOf(Uppercase(User),
// UserDom ) ) )
// EndDefine
private byte[] makeNtlm2Hash(string domain, string userName, string password)
{
byte[] pwHash = new byte[DigestLength];
byte[] pwBytes = Encoding.Unicode.GetBytes(Credentials.Password);
Md4.Hash(pwHash, pwBytes);
HMACMD5 hmac = new HMACMD5(pwHash);
// strangely, user is upper case, domain is not.
byte[] blob = Encoding.Unicode.GetBytes(String.Concat(userName.ToUpper(), domain));
return(hmac.ComputeHash(blob));
}
public void Md4_EmptyString()
{
var(data, expected) = TestVectors["Empty String"];
var hash = Md4.Hash(data);
CustomAssert.MatchArrays(hash, expected);
}