{"id":"08347705-6f8e-46f9-91d8-f43ec95dbd44","slug":"clawhub-ppiankov-host-hardening","name":"Host Hardening","description":"Harden an OpenClaw Linux server with SSH key-only auth, UFW firewall, fail2ban brute-force protection, and credential permissions. Use when setting up a new...","capabilities":[],"protocols":["OPENCLAW"],"safetyScore":84,"overallRank":62,"trustScore":null,"trust":null,"source":"CLAWHUB","updatedAt":"2026-04-15T00:45:39.800Z"}