Adtran Becomes First to Support Galileo's Open Service Navigation Message Authentication (OSNMA) for Enhanced GNSS Security
ByAinvest
Thursday, Oct 23, 2025 8:03 am ET1min read
ADTN--
Adtran has announced support for Galileo's Open Service Navigation Message Authentication (OSNMA) across its Oscilloquartz synchronization platforms. OSNMA is the first GNSS authentication service for civilian use, verifying that timing data originates from genuine Galileo satellites. Adtran's support of OSNMA adds an extra layer of protection against spoofing and manipulation, empowering existing deployments to strengthen security without hardware changes or service disruption.
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