# Guides

- [General OS Hardening (Ubuntu 20.04 LTS)](/guides/general-os-hardening-ubuntu-20.04-lts.md)
- [SSH Hardening](/guides/ssh-hardening.md)
- [Starting the Node](/guides/untitled.md)
- [Up and running the Systemd](/guides/up-and-running-the-systemd.md)
- [Building the Node](/guides/building-the-node.md)
- [Managing Hot Keys](/guides/managing-hot-keys.md)
- [Operating with Cold Keys](/guides/operating-with-cold-keys.md)
- [Key Security](/guides/key-security.md)
- [Node Monitoring with Prometheus](/guides/node-monitoring-with-prometheus.md)
- [Displaying Node Metrics with Grafana](/guides/displaying-node-metrics-with-grafana.md)
- [Using RTView](/guides/using-rtview.md)
- [Cardano-Cli Basics](/guides/cardano-cli-basics.md)
- [3rd Party Monitoring Tools (gLiveview, etc.)](/guides/3rd-party-monitoring-tools-gliveview-etc..md)
- [Chrony Configuration](/guides/chrony-configuration.md)
- [Firewall Configurations](/guides/firewall-configurations.md)
- [Configuration, Topology, Genesis](/guides/configuration-topology-genesis.md)