OpenBSD is used for the eds.power.on.net server and we have limited access to it via firewalls, packet filters and not enabling other services. In others words it may be secure, still we have backups using other Operating Systems and we can provide access for your own systems.

1. OpenBSD web site.
2. "The system is intended to be secure by default. Many of its security features are not included in other operating systems.5 According to author Michael W. Lucas, OpenBSD is "widely regarded as the most secure operating system available anywhere, under any licensing terms."