Subject: Re: Separate /usr, etc...
To: Chuck Yerkes <>
From: Greg A. Woods <>
List: current-users
Date: 12/17/2002 18:02:43
On Monday, 16 December 2002 at 14:43:36 -0800, Chuck Yerkes wrote:
> I'm a very strong advocate of making /usr separate because I
> mount it read-only.  In fact, except for root, if it's got
> a binary on it, it's RO.  If it's got data, it's mounted
> noexec, nosuid, nodev.  Several reasons.  And I've built machines
> where the binaries are on disks PINNED read-only (trojan that!).

It's far easier to get much better read-only coverage of your sensitive
files using the immutable flag -- then you can protect scripts and
binaries and static data files on the root FS too.

								Greg A. Woods

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