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From: Corinna Vinschen <corinna-cygwin@cygwin.com>
To: cygwin@cygwin.com
Subject: Re: can't access remote shares when using ssh with rsa key - passwd -R / set(e)uid / LogonUser is not working as expected
Date: Wed, 06 Mar 2019 12:35:00 -0000	[thread overview]
Message-ID: <20190306123509.GQ3785@calimero.vinschen.de> (raw)
In-Reply-To: <20190306122816.GP3785@calimero.vinschen.de>

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On Mar  6 13:28, Corinna Vinschen wrote:
> On Mar  6 10:09, Maayan Apelboim wrote:
> > Well, it doesn't work OK unfortunately, but I'm not sure if I missed something in the process, or is it just not working properly.
> > I'm a bit worried to upgrade to 3.0.2 at the moment cause it's a major version and will probably have new bugs that I wouldn't want to find in production.
> > 
> > Assuming we will eventually upgrade to latest version - 
> > My sshd service is running with domain user cyg_server and we login with domains users via ssh - is it still OK to switch the sshd service's user to local system?
> > Will we still be able to login with domain users via ssh?
> 
> Yes, that's the idea.  The new method using the official S4U logon
> technique runs under the SYSTEM account.  No need to have a special
> cyg_server account with potentially dangerous privileges anymore.
> 
> > Will it help with my network shares problem?
> 
> No.  Just like the old techniques using an LSA authentication module
> or creating a user token from scratch, S4U login does not create
> tokens with valid network credentials.  For some weird reason only
> Microsoft knows about, you still need a password login for that.

Btw., that's in no way different when using Microsoft's own SSHD.
They use S4U login as well.  That's where I got the idea, in fact.

> The other method, logging in by stored password, as described in
> https://cygwin.com/cygwin-ug-net/ntsec.html#ntsec-nopasswd3 still
> works, though.


Corinna

-- 
Corinna Vinschen
Cygwin Maintainer

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  reply	other threads:[~2019-03-06 12:35 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <AM6PR07MB5334CE88B67F5421BA671C43957B0@AM6PR07MB5334.eurprd07.prod.outlook.com>
2019-02-26 13:39 ` Maayan Apelboim
2019-02-26 15:33   ` Andrey Repin
2019-02-26 18:00     ` Houder
2019-02-27  1:17       ` Andrey Repin
2019-03-05  8:19         ` Maayan Apelboim
2019-03-05 19:27           ` Achim Gratz
2019-03-06 10:09             ` Maayan Apelboim
2019-03-06 12:28               ` Corinna Vinschen
2019-03-06 12:35                 ` Corinna Vinschen [this message]
2019-03-13  8:32                 ` Maayan Apelboim
2019-03-13  9:04                   ` Corinna Vinschen
2019-03-14 10:41                     ` Maayan Apelboim
2019-03-14 11:11                       ` Corinna Vinschen
2019-03-18 13:53                         ` Maayan Apelboim

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