You could always try 'chattr +i /home/joe' to make it immutable. Check out
the man page for details...
On Jan 31, 2013 11:44 PM, "Boris Epstein" <borepstein@xxxxxxxxx> wrote:
> Hello listmates,
>
> If I have a regular, ACL-capable filesystem on Linux (say, ext4 or xfs) is
> there a way for me to establish the following:
>
> 1) There is a directory, say, /home/joe . It is owned by user joe . No one
> but joe (and root, of course) can read or write anything in this directory.
>
> 2) No one can change permissions on that directory, not even joe. In other
> words, in joe all of a sudden joe decided to open his directory up to the
> world (or the group he is a member of) by doing something akin to:
>
> chmod 777 /home/joe
>
> he would not succeed.
>
> Thanks in advance for any help.
>
> Boris.
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