Thanks for responding so quickly.
In the security log I can see it has been assigned the privilege
SeTcbPrivilege. Security log entry:
Special privileges assigned to new logon.
Subject:
Security ID: BUILDSERVER\cygwin_sshd
Account Name: cygwin_sshd
Account Domain: BUILDSERVER
Logon ID: 0x12c1c4
Privileges: SeAssignPrimaryTokenPrivilege
SeTcbPrivilege
SeSecurityPrivilege
SeTakeOwnershipPrivilege
SeLoadDriverPrivilege
SeBackupPrivilege
SeRestorePrivilege
SeDebugPrivilege
SeSystemEnvironmentPrivilege
SeImpersonatePrivilege
In User Rights Assignment it has the following privileges:
Act as part of the operating system
Adjust memory quotas for a process
Logon as a service
Replace a process level token
Thanks,
Mark
>Does the account have TCB rights? That's required to run LSA auth.
>Same for method 3, btw.
>
>
>Corinna
>
>--
>Corinna Vinschen Please, send mails regarding Cygwin to
>Cygwin Project Co-Leader cygwin AT cygwin DOT com
>Red Hat
>
>On Fri, May 25, 2012 at 10:15 AM, Mark Pattie <markpat...@gmail.com> wrote:
> Hi all,
>
> I have installed Cygwin and am running sshd successfully. The
> permission required for the sshd service account "create a token
> object" is not permitted to be granted to any accounts in my
> organization. As such I have decided to use LSA based on Method 2 on
> the following page: http://cygwin.com/cygwin-ug-net/ntsec.html.
>
> I had succesfully tested ssh authentication with a public/private
> certificate pair prior to running /usr/bin/cyglsa-config to install
> LSA. I ran the script, removed the "create a token object" permission
> and rebooted the server. Now I cannot authenticate using the
> public/private keys. I receive the following error in the Windows
> event log:
>
> sshd: PID 2780: fatal: seteuid 1003: Operation not permitted
>
> When I add the permission back to the service account and restart sshd
> the public/private key authentication works again
>
> Any help would be great
>
> Thanks,
> Mark
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