Iridium Launches PNT ASIC to Combat GNSS Threats

Iridium Communications has announced the commercial availability of its Iridium PNT ASIC, an ultra-compact chip designed to protect GPS and GNSS-dependent devices from jamming and spoofing threats. The 8x8 mm chip weighs under 0.2 grams and provides cryptographically secure timing and location data via one-way bursts from the Iridium satellite network. Over 150 organizations across various sectors, including maritime, aviation, and telecommunications, have expressed demand for the chip since its unveiling in October 2025. Partners like Solace Communications and Skyband Systems are integrating the ASIC into their products to enhance assured positioning and timing capabilities. The launch aims to address growing concerns over GNSS vulnerabilities in contested environments, making trusted PNT accessible for a wider range of applications.

Key Points: • Iridium's PNT ASIC chip is now commercially available to protect against GNSS threats. • The chip has received interest from over 150 organizations across critical sectors. • Integration with existing systems is underway, enhancing resilience against jamming and spoofing.