Digital Yacht NET Protect NMEA2000 Network Guard and IDSNET Protect NMEA2000 Network Guard and IDS is the worlds first cyber security device tailored for marine CAN networks, protecting your vessels critical navigation and control systems with proactive, continuous monitoring. It establishes a secure baseline during installation and offers ongoing protection for safer, smarter operations. NMEA 2000 cyber security device: tests and validates the network during installation to establish a secure baseline and