cd ./collections

Collections.

Curated collections and ordered courses — grouped paths through a topic, so you can learn it end to end.

collection · 17 guides

Linux Server Security

A curated path through hardening a Linux server, from first setup to ongoing auditing. Read in order, or dip into whichever guide you need.

Open Collection
course · 1 part

Authoritative DNS with CoreDNS

Run your own authoritative DNS — from your first CoreDNS server to a redundant, highly-available secondary nameserver.

Open Course

More collections are being written — the Linux Server Security path grows first.