mirror of
https://github.com/TalAloni/SMBLibrary.git
synced 2025-07-13 21:05:04 +02:00
NTLMCryptography: Minor styling change
This commit is contained in:
parent
7628bb6ba8
commit
c090de02ec
1 changed files with 16 additions and 16 deletions
|
@ -60,22 +60,6 @@ namespace SMBLibrary.Authentication.NTLM
|
|||
return _NTProof;
|
||||
}
|
||||
|
||||
/// <remarks>
|
||||
/// Caller must verify that the authenticate message has MIC before calling this method
|
||||
/// </remarks>
|
||||
public static bool ValidateAuthenticateMessageMIC(byte[] exportedSessionKey, byte[] negotiateMessageBytes, byte[] challengeMessageBytes, byte[] authenticateMessageBytes)
|
||||
{
|
||||
// https://msdn.microsoft.com/en-us/library/cc236695.aspx
|
||||
int micFieldOffset = AuthenticateMessage.GetMicFieldOffset(authenticateMessageBytes);
|
||||
byte[] expectedMic = ByteReader.ReadBytes(authenticateMessageBytes, micFieldOffset, AuthenticateMessage.MicFieldLenght);
|
||||
|
||||
ByteWriter.WriteBytes(authenticateMessageBytes, micFieldOffset, new byte[AuthenticateMessage.MicFieldLenght]);
|
||||
byte[] temp = ByteUtils.Concatenate(ByteUtils.Concatenate(negotiateMessageBytes, challengeMessageBytes), authenticateMessageBytes);
|
||||
byte[] mic = new HMACMD5(exportedSessionKey).ComputeHash(temp);
|
||||
|
||||
return ByteUtils.AreByteArraysEqual(mic, expectedMic);
|
||||
}
|
||||
|
||||
public static byte[] DesEncrypt(byte[] key, byte[] plainText)
|
||||
{
|
||||
return DesEncrypt(key, plainText, 0, plainText.Length);
|
||||
|
@ -273,5 +257,21 @@ namespace SMBLibrary.Authentication.NTLM
|
|||
return keyExchangeKey;
|
||||
}
|
||||
}
|
||||
|
||||
/// <remarks>
|
||||
/// Caller must verify that the authenticate message has MIC before calling this method
|
||||
/// </remarks>
|
||||
public static bool ValidateAuthenticateMessageMIC(byte[] exportedSessionKey, byte[] negotiateMessageBytes, byte[] challengeMessageBytes, byte[] authenticateMessageBytes)
|
||||
{
|
||||
// https://msdn.microsoft.com/en-us/library/cc236695.aspx
|
||||
int micFieldOffset = AuthenticateMessage.GetMicFieldOffset(authenticateMessageBytes);
|
||||
byte[] expectedMic = ByteReader.ReadBytes(authenticateMessageBytes, micFieldOffset, AuthenticateMessage.MicFieldLenght);
|
||||
|
||||
ByteWriter.WriteBytes(authenticateMessageBytes, micFieldOffset, new byte[AuthenticateMessage.MicFieldLenght]);
|
||||
byte[] temp = ByteUtils.Concatenate(ByteUtils.Concatenate(negotiateMessageBytes, challengeMessageBytes), authenticateMessageBytes);
|
||||
byte[] mic = new HMACMD5(exportedSessionKey).ComputeHash(temp);
|
||||
|
||||
return ByteUtils.AreByteArraysEqual(mic, expectedMic);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue