SDDI.net says, this document has changed from its original focus, you may notice. Initially, the point was not to provide details on why each change is made, or to integrate packages and ports outside the basic install. It became clear that doing this topic justice meant adding a few applications which would provide a more maintenance-free, secure server. These extra applications, however, do not move beyond the basic operating system, so it still doe not address important basics such as firewalling with ipf, ipfw or pf (which has now been ported to FreeBSD) nor the various mail transfer agents, www servers and their configurations. Currently, those extra applications are chkrootkit which checks for a variety of root kits, rdate as a replacement for ntp and cvsup and portupgrade for updating system and port files. Read more.