[cifs-protocol] [MS-NRPC] Problem encrypting data when use AES based Netlogon SChannel
Michael B Allen
ioplex at gmail.com
Mon Jul 4 13:42:32 MDT 2011
On Sun, Jul 3, 2011 at 8:47 PM, Moh Yen Liew <mohyen.liew at wesoft.com> wrote:
> Hi:
>
> I am trying to implement AES-based Netlogon SChannel with
> Windows 2k8R2 server.
>
> However, the server always return 0x00721 status code to me.
<snip>
> Please see attached network trace:
>
> - pkt 531, which contain the encrypted data
>
> - Pkt 532, server return 0x721 status code .
<snip>
> If AES is negotiated, decrypt using an initialization vector
> constructed by concatenating twice the sequence number ( thus getting 16
> bytes of data)
Hi Yen,
Is bit 17 in NegotiateFlags of NetrServerAuthenticate3 supposed to be
off like it is in your capture?
Mike
--
Michael B Allen
Java Active Directory Integration
http://www.ioplex.com/
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