A professional-grade security framework for hardening Linux servers and deploying protected OpenClaw agent instances.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install openclaw-server-secure-skill
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install openclaw-server-secure-skill using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is OpenClaw Server Security & Hardening?
This skill provides a comprehensive security blueprint for developers looking to deploy a self-hosted instance using Openclaw Skills. It automates the transition from a default server setup to a hardened node by implementing industry-standard protection layers including SSH hardening, default-deny firewall logic, and private mesh networking.
By leveraging this workflow, users ensure their AI agents operate within a protected infrastructure that minimizes exposure to the public internet. The skill bridges the gap between raw server administration and the specific deployment needs of modern AI agents, ensuring that only authorized users can interact with the system via encrypted tunnels.
OpenClaw Server Security & Hardening Use Cases
- Securing a fresh VPS or home server specifically for hosting Openclaw Skills.
- Transitioning an existing agent installation from public-facing access to a private Tailscale network.
- Automating the lockdown of SSH and firewall settings to prevent brute-force attacks on agent hosts.
- Configuring granular Telegram-based owner access to restrict who can command the server-side agent.
How OpenClaw Server Security & Hardening Works
- The skill initiates system hardening by disabling password-based SSH login and root access to prevent unauthorized entry.
- It configures a default-deny UFW firewall to block all unsolicited incoming traffic by default.
- Fail2ban is installed and enabled to automatically ban IP addresses exhibiting malicious login behavior.
- A private Tailscale mesh network is established to allow secure, VPN-only access to the server without exposing ports to the public web.
- Firewall rules are restricted to permit traffic only from the Tailscale subnet (100.64.0.0/10).
- The OpenClaw agent is installed via NPM and initialized with the doctor command.
- Access policies are configured to allowlist the user's specific Telegram ID for secure communication.
- File permissions for sensitive credentials and environment variables are locked down to the current user.
- A final deep security audit is performed to verify the integrity of the installation.
OpenClaw Server Security & Hardening Setup
Ensure you have a Linux server with sudo access and Node.js installed. Follow these steps to prepare your environment for Openclaw Skills:
# Install the OpenClaw agent globally
npm install -g openclaw
# Initialize the environment and check for dependencies
openclaw doctor
# Setup the private network mesh
curl -fsSL https://tailscale.com/install.sh | sh
sudo tailscale up
You will also need your Telegram ID to configure the allowFrom access policy during the setup phase.
OpenClaw Server Security & Hardening Data Schema & Taxonomy
The skill manages system configurations and agent metadata using the following structure:
| Component | Location | Description |
|---|---|---|
| SSH Config | /etc/ssh/sshd_config |
Hardened system access settings including disabled root login. |
| Firewall Rules | /etc/ufw/user.rules |
Tailscale-specific ingress rules and default-deny policies. |
| Access Policy | ~/.openclaw/config.json |
JSON configuration containing dmPolicy and the allowFrom ID list. |
| Credentials | ~/.openclaw/credentials |
Restricted permission file (chmod 700) for API keys. |
| Environment | .env |
Local environment variables for agent execution. |
OpenClaw Server Security & Hardening Advanced Features
- Automated deep security auditing via the integrated security audit command.
- Subnet-specific firewall rules that permit internal traffic while maintaining a stealth profile on public interfaces.
- Multi-layer brute-force protection using Fail2ban integrated with systemd logs.
- Ownership validation via Telegram ID allowlisting to prevent unauthorized DM interactions.
- Optional IPv6 disabling to further reduce the network attack surface.
SKILL.md
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