Contabo re-enables root SSH login on every boot (Ubuntu 24.04)
Contabo ships a cloud-init bootcmd that rewrites sshd_config at every restart. Here is what it does, why a 99- hardening file loses to it, and how to make hardening survive a reboot.
Contabo ships a cloud-init bootcmd that rewrites sshd_config at every restart. Here is what it does, why a 99- hardening file loses to it, and how to make hardening survive a reboot.