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Keep Modbus devices safe from malicious traffic.
The Modbus Ethernet Firewall.
Filters device IDs, function codes, and much more. At $495.

Remote Access Security for Industrial Networks
Remote access to industrial networks is a given these days. While Internet connectivity brings a host of benefits, it also makes control devices susceptible to a growing number of cyber attacks. By securing remote access, you’ll keep plant operations safe. Our solutions help build a secure data path from the Internet all the way to your industrial control system.