Cosy+ uses Ewon’s Talk2M VPN platform to establish outbound-only encrypted tunnels, eliminating inbound firewall rules and fixed IP addresses that create security risks in industrial remote access. eCatcher VPN client on Windows/Mac provides a one-click connection to any Cosy+ unit in the fleet for PLC programming, HMI configuration, and troubleshooting from the office or home. DataMailbox API logs and stores up to 2 million machine data values in the cloud for integration with SCADA, MES, and Power BI dashboards. Built-in Ethernet crossover switch supports simultaneous machine HMI access and machine-to-cloud data forwarding without a separate switch. Active as-built connection audit log records every technician session with timestamp, duration, and device accessed for compliance.