OpenBSD Post-install Configuration

OpenBSD has a fantastic install guide available, but it only covers the basic system installation, not any post-install configuration and hardening. This document is meant as an easy guide to post-installation configuration. You can use other mirrors for both packages and cvs, and use your text-editor of choice -- these examples are meant to simply work without having to do any additional research or decision-making. Also, it has been tested with OpenBSD 4.1, though it should work for other versions. You can get the current official recommendations via:

$ man afterboot

After you've finished your installation, create a user account (only root is created by default) and give them sudo access:

 # useradd -m username

 # passwd username

 # usermod -G wheel username

 # pkg_add ftp://ftp.openbsd.org/pub/OpenBSD/4.1/packages/i386/pico-4.10p0

 # pico /etc/sudoers

Remove a # symbol from the sudoers file to allow wheel members to sudo. The file should now contain this text: