New branch

configs/systemd/vpn-security-monitor.service

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+[Unit]
+Description=VPN Security Monitor - Continuous Protection Monitoring
+Documentation=https://github.com/yourusername/vpn-gateway
+After=vpn-killswitch.service network-online.target
+Requires=vpn-killswitch.service
+Wants=network-online.target
+
+[Service]
+Type=simple
+User=root
+Group=root
+
+# Execute monitoring script
+ExecStart=/usr/local/bin/vpn-security-monitor.sh
+
+# Restart policy
+Restart=always
+RestartSec=30
+StartLimitInterval=300
+StartLimitBurst=5
+
+# Logging
+StandardOutput=journal
+StandardError=journal
+
+# Resource limits
+CPUQuota=10%
+MemoryLimit=100M
+
+# Security
+NoNewPrivileges=true
+PrivateTmp=true
+
+# Kill settings
+KillMode=process
+KillSignal=SIGTERM
+TimeoutStopSec=10
+
+[Install]
+WantedBy=multi-user.target