Production Security Features:
- RQLite authentication with secure user management
- Firewall configuration with IP-based restrictions
- Automated credential generation and storage
- Authenticated cluster join addresses
- Credential masking in logs for security
- Helper scripts for secure RQLite connections
Network Architecture:
- Port 4000: Public LibP2P P2P (encrypted)
- Port 4001/4002: RQLite cluster (IP-restricted to cluster members)
- UFW firewall rules restricting RQLite access to cluster IPs only
Security Components:
- /opt/debros/configs/rqlite-users.json: User authentication
- /opt/debros/keys/rqlite-cluster-auth: Secure credential storage
- Automatic credential masking in logs
- Production-ready setup script
This implements enterprise-grade security for public network deployment
while maintaining seamless cluster communication between trusted nodes.
