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Date: Tue, 28 Apr 2026 07:24:14 -0600
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Subject: Re: Getting Windows "MACHINE SID" without fork() & exec()?
To: cygwin AT cygwin DOT com
From: William Stewart via Cygwin <cygwin AT cygwin DOT com>
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Cc: William Stewart <abqbill AT gmail DOT com>
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On Thu, Apr 23, 2026 at 11:24 AM Takeshi Nishimura wrote:

Pass MACHINE SID around in a shell script. Doing that by calling
> powershell each time is very expensive, around 92% of the scripts
> whole runtime


Can you describe what you mean by "calling powershell each time"? Getting
the computer's SID in PowerShell can be quite efficient if you use P/Invoke.

But aside from that, what problem are you solving that requires getting the
machine's SID?

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