Try running this command on your target system:

cat $HOME/.ssh/authorized_keys

Does the private key part of your key pair show up in the list?

AMD EPYC 7B12 / 256GB RAM / Supermicro H12SSL-i / 4x2TB Samsung 980 Pro in ZFS RAIDZ-10

Total overkill for what is currently running on it. But who knows what the future brings.

Current:

Docker-based

• Portainer
• SabNZBD
• Radarr
• Sonarr
• Prowlarr
• Gotify
• Jellyfin
• Bitwarden
• Paperless NGX
• Watchtower

As a VM in Proxmox VE

• KASM workspaces because it’s really cool
• Random Windows 11 VM attached to KASM for some remote work
• Random Windows Server 2022 to play around with

As an LXC in Proxmox VE

• Ubuntu-based SSH jump-host
• Ubuntu-based Unifi-controller
• Ubuntu-based crowdsec concentrator