If you look for a hardening guide for your linux system, I can recommend "The practical linux hardening Guide" by trimstray.
1. It's based on SCAP policies.
2. It uses standards
3. It provides you with references and rationals, not just actions
This will allow you to consider whenever or not you should apply this configuration to your setup.
The social network of the future: No ads, no corporate surveillance, ethical design, and decentralization! Own your data with Mastodon!