First Steps
The first two things you should do after installing a new system are check for any operating system patches or errata and change the root administrative password. These steps are critical, so don’t skip them.
Checking the System Errata
Believe it or not, OpenBSD isn’t perfect. Releases sometimes have bugs. Some of these are serious problems; others not so much.
When the OpenBSD team learns of a serious problem with a release, it issues an errata list, and whenever you build a new server, you should check the errata list at http://www.OpenBSD.org/errata.html. Critical errata are also announced on security-announce@OpenBSD.org, so if you’re on that mailing list, you’ll get notifications of new errata. You’ll also see errata notices ...
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