The following NSA document provides very good information on the secure configuration of Red Hat Enterprise Linux 5/CentOS 5.x: Guide to the Secure Configuration of Red Hat Enterprise Linux 5 http://www.nsa.gov/ia/_files/os/redhat/rhel5-guide-i731.pdf It goes through almost all the services and gives you guidance on whether and how you should disable a service. _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos