SearchOpenSource: Seven Tips for Optimizing Shell Script Security
Sep 22, 2006, 07:30 (1 Talkback[s])
(Other stories by James Turnbull)
[ Thanks to Jane Walker for this link.
"The shell script is ubiquitous on Linux hosts. Administrators
use shell scripts to run backups, purge /tmp directories, monitor
processes and create users, just to name a few tasks. Some
applications are written in shell script also, and some users rely
on shell scripts for installation or integration purposes.
"Despite their widespread usage, many shell scripts are written
with little to no consideration for security. Worse, due to some
inherent weaknesses and a complex syntax, writing secure shell
scripts can be pretty difficult. This tip will provide some simple
tips for how to make your shell scripts as secure as