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Top Forums UNIX for Dummies Questions & Answers How to prevent root users from editing files (logs) Post 91916 by jim mcnamara on Tuesday 6th of December 2005 01:45:04 PM
Old 12-06-2005
Basically, if you know who the the user is, you can try to create a chroot jail.
This prevents them from logging in using su to get privs and then editing files outside their new "root" directectory.

However, user with root access can defeat a chroot jail.

Here is an example for a ssh chroot jail:
http://www.fuschlberger.net/programs...p-chroot-jail/
 

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CHROOT(8)						    BSD System Manager's Manual 						 CHROOT(8)

NAME
chroot -- change root directory SYNOPSIS
chroot [-u user] [-g group] [-G group,group,...] newroot [command] DESCRIPTION
The chroot utility changes its current and root directories to the supplied directory newroot and then exec's command, if supplied, or an interactive copy of the user's login shell. If the -u, -g or -G options are given, the user, group and group list of the process are set to these values after the chroot has taken place. ENVIRONMENT
The following environment variable is referenced by chroot: SHELL If set, the string specified by SHELL is interpreted as the name of the shell to exec. If the variable SHELL is not set, /bin/sh is used. SEE ALSO
chdir(2), chroot(2), setgid(2), setgroups(2), setuid(2), getgrnam(3), environ(7), jail(8) HISTORY
The chroot utility first appeared in 4.4BSD. BSD
June 7, 2003 BSD
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