February 2025

Physically Block Cyberattacks

In this issue: expanded product line, new firmware updates, and upcoming events.

Company News


Data Diodes for Everyone


Now that Fend is part of OPSWAT, our customers have access a wide variety of cybersecurity solutions across both IT and OT, including a comprehensive, integrated suite of tools to improve security and efficiency.


Did you know OPSWAT offers data diodes with speeds up to 10 Gbps? From protection at the edge, to high-speed data transmission, our team can now serve all of your critical asset protection and cross-domain needs.


Learn more about Fend's data diodes and the broader OPSWAT product line at: https://www.opswat.com/products/metadefender/netwall.


If you ever need assistance or have a technical question, please contact us at support@fend.tech. If you need more Fend or OPSWAT products, contact us today at sales@fend.tech or 1-571-970-1372 x3 today!

Product News


Firmware Version 4.2.2 Now Available


We are excited to announce our latest firmware. Owners of Fend 5- and 15-series data diodes can download the new firmware version 4.2.2 from the Fend Support Portal. This release provides:



  • Support for additional SFTP/SSH symmetric algorithms. 
  • Support for SFTP file rename and delete commands in streaming mode
  • Support for multiple BACnet objects in a single payload 
  • Improvements to the BACnet JSON schema output


Learn more about how you can isolate critical systems and physically block cyberattacks at https://www.fend.tech/products.

Upcoming Events


S4x25, February 11 - 13, 2025 in Tampa, FL


Join us at this one-of-a-kind gathering for leaders in OT cybersecurity. Meet our team in the OPSWAT room and hear about practical cyber defenses. Tickets are now on sale and will sell out fast! Learn more at https://s4xevents.com/.


DISTRIBUTECH, March 24 - 27, 2025 in Dallas, TX


Join our presentation, "Basin Electric modernized its grid. Here's how the G&T tackled new cyber threats." The session will be on Wednesday, March 26th from 3:00-3:50 in Room C141. Learn more and register at https://www.distributech.com/.


Nuclear Information Technology Strategic Leadership Conference, July 14 - 17, 2025 in Savannah, GA


Visit our booth at this exciting meeting of experts tasked with keeping nuclear energy infrastructure safe from cyberattack. Learn more at https://www.nitsl.org/.

Want to read previous newsletters? Find an archive of past news at www.fend.tech/news.
Fend proudly designs and manufactures our one-way communication diodes in the United States of America.

See how Fend can help you! Reply to this email or call +1-571-970-1382 x3

Check out our website: https://www.fend.tech/

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