Press Release

SimMNSA has been granted Security Approval by the Global Positioning System Directorate

December 19, 2018

M-code Simulator

Pleasant Grove, UT December 19, 2018- Spirent Federal Systems, the nation’s leading provider of GPS/GNSS test equipment, announced today that their new M-Code solution, SimMNSA, has been granted Security Approval by the Global Positioning System Directorate. They are the first and only company to provide this highly anticipated solution for simulating classified GPS signals, and are currently taking orders.

In 2017, Spirent Federal Systems partnered with Rockwell Collins to develop new software that will use the Modernized Navstar Security Algorithm (MNSA). This new approach of M-Code simulation adds to Spirent Federal’s portfolio of classified signal simulation solutions, and will be available to authorized users of the GSS9000 series simulators. Ellen Hall, CEO of Spirent Federal Systems said, “With the increased focus on M-Code by the GPS Directorate, we are pleased that our team has paved the way in the development of SimMNSA. It was a great challenge to get to this point, but we are excited about what we have accomplished.”

This new test solution continues Spirent Federal Systems history of innovation and being first to market with M-Code simulation software. Spirent’s GPS/GNSS solutions have supported numerous government, military, and DoD programs over 30 years.

For more details, please reach out to us directly at or 801-785-1448.

About Spirent Federal Systems

Spirent Federal Systems was formed in July 2001 by Spirent Communications as a wholly owned subsidiary and U.S. proxy company. Spirent Federal markets and sells Spirent Communications' products in North America. The company also provides value-added features and ongoing customer support. Spirent Federal Systems is headquartered in Pleasant Grove, UT, with support and sales offices throughout the US. Follow us on LinkedIn and Twitter.

About Spirent

Spirent Communications plc. (LSE: SPT) is the leading global provider of automated test and assurance solutions for networks, cybersecurity, and positioning. The company provides innovative products, services and managed solutions that address the test, assurance and automation challenges of a new generation of technologies, including 5G, SD-WAN, cloud, autonomous vehicles and beyond. From the lab to the real world, Spirent helps companies deliver on their promise to their customers of a new generation of connected devices and technologies. For more information, please visit and follow us on LinkedIn, Twitter and Facebook.

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