[CentOS] General questions about security

[John R Pierce]

techlists at comcast.net wrote:
> CI Security has some good hardening guidelines for Linux based servers. Any public facing server should be hardened before deploying it online.
>
> www.cisecurity.org
>   

also, the US NSA has some excellent guidelines,
http://www.nsa.gov/snac/downloads_redhat.cfm?MenuID=scg10.3.1.1

these are specific to RHEL 5, hence directly applicable to CentOS 5...