On Sat, Jun 26, 2004 at 08:36:49AM -0400, JJB probably wrote: > Security Paranoia > It's very important that you completely understand the impact of > using the following command will have on your ability to make > changes to your system. > > The simplest thing you can do is set the immutable flag on all > system binaries and /etc config files with: > > chflags schg /bin/*(*) /sbin/*(*) /usr/bin/*(*) /usr/sbin/*(*) > /etc/*(*) > > Setting the immutable flag on, means the files are marked as being > protected from being written over. Once you execute the above > command, no process can over write those files thus increasing the > level of difficulty for the attacker and increasing the odds in your > favor of the attacker leaving error messages in the system log. On > the other hand you as root user can not make any changes to those > file so marked either.
Only if you can't remove that flags (that is, only if you're running at a securelevel>0). -- DoubleF If you only have a hammer, you tend to see every problem as a nail. -- Maslow
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