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WIRELESS ADAPTOR AND WIRELESS GATEWAY HAVING BUILT-IN FIREWALLS FOR SECURE ACCESS TO INSTRUMENTS

  • US 20200137027A1
  • Filed: 10/02/2019
  • Published: 04/30/2020
  • Est. Priority Date: 10/26/2018
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a wireless adaptor comprising at least one interface configured to be coupled to one or more wired field devices;

    the wireless adaptor also comprising at least one wireless radio configured to communicate over a wireless network and to receive commands for the one or more wired field devices over the wireless network;

    the wireless adaptor further comprising at least one processor configured to execute instructions to provide a firewall for the one or more wired field devices by blocking one or more of the commands from being sent to the one or more wired field devices.

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