[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: 22.1.50; insert-file-contents is slow under tramp
From: |
David Kastrup |
Subject: |
Re: 22.1.50; insert-file-contents is slow under tramp |
Date: |
Mon, 27 Aug 2007 16:14:56 +0200 |
User-agent: |
Gnus/5.11 (Gnus v5.11) Emacs/22.1.50 (gnu/linux) |
Stefan Monnier <address@hidden> writes:
>> The current approach(1) is to remove any temporary file immediately after
>> it has been processes by Emacs (for example, insert-file-contents is
>> finished). This reduces the time nasty third party can see such a file.
>
> If the file is readable, that's a major security concern.
>
>> But I admit, this might not be sufficient wrt security threats. Maybe
>> one could change it such a way, that temporary files shall be owned by
>> (user-login-name), and shall carry 0400 permissions.
>
> How can you do that? Let's say I access a file of user BAR from
> user FOO, how would you go about doing it in such a way that user
> TOTO can never see the content of the file? BAR can't use `chown'
> (unless it's root).
Huh? We are talking about tramp here. The file is transferred
through a ssh session. On the receiving side, you'll be free to
create a file with whatever permissions you want, and on the sending
side, no change of permissions is required to access the file.
--
David Kastrup
- Re: 22.1.50; insert-file-contents is slow under tramp, (continued)
- Re: 22.1.50; insert-file-contents is slow under tramp, Michael Albinus, 2007/08/24
- Re: 22.1.50; insert-file-contents is slow under tramp, Stephen Berman, 2007/08/24
- Re: 22.1.50; insert-file-contents is slow under tramp, Stefan Monnier, 2007/08/24
- Re: 22.1.50; insert-file-contents is slow under tramp, Michael Albinus, 2007/08/26
- Re: 22.1.50; insert-file-contents is slow under tramp, David Kastrup, 2007/08/26
- Re: 22.1.50; insert-file-contents is slow under tramp, Michael Albinus, 2007/08/26
- Re: 22.1.50; insert-file-contents is slow under tramp, Stefan Monnier, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp, Michael Albinus, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp, Stefan Monnier, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp, Thien-Thi Nguyen, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp,
David Kastrup <=
- Re: 22.1.50; insert-file-contents is slow under tramp, Michael Albinus, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp, Stefan Monnier, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp, Michael Albinus, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp, Michael Albinus, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp, David Kastrup, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp, Richard Stallman, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp, David Kastrup, 2007/08/27
- Re: 22.1.50; insert-file-contents is slow under tramp, Richard Stallman, 2007/08/28
- Re: 22.1.50; insert-file-contents is slow under tramp, David Kastrup, 2007/08/28
- Re: 22.1.50; insert-file-contents is slow under tramp, Michael Albinus, 2007/08/28