Stephen John Smoogen wrote: > On Fri, May 1, 2009 at 10:19 AM, Jason Todd Slack-Moehrle > <mailinglists at mailnewsrss.com> wrote: > >> Hi All, >> >> What tips does everyone have on hardening a CenOS Server that is >> running web, e-mail, ssh, ftp, mysql, coldfusion and will be >> processing payments from www? >> > > NSA hardening guidelines would be a good start. extremely good start, 2 useful documents here specific to RHEL5 here -> http://www.nsa.gov/ia/guidance/security_configuration_guides/operating_systems.shtml#linux2