Welcome to Absolute OpenBSD! This book is an introductory text to general management of the OpenBSD server operating system. OpenBSD is a member of the BSD family of operating systems and is widely regarded as the most secure operating system available anywhere, under any licensing terms. It's widely used by Internet service providers, embedded systems manufacturers, and anyone who needs security and stability. If you're an experienced UNIX systems administrator who wants to add OpenBSD to your repertoire, this book is for you!
By the time you finish this book you should be comfortable on an OpenBSD system. You will understand how to manage, upgrade, and patch computers running OpenBSD. You'll also have a basic understanding of OpenBSD's software, security, and network management features.