Safran Trusted 4D (ST4D), a subsidiary of Safran Electronics & Defense, is a global leader in resilient Positioning, Navigation, and Timing (PNT) solutions. ST4D develops and provides reliable and precise PNT technologies for critical applications, particularly in defense and key infrastructure sectors. Their expertise includes protecting and authenticating PNT sources, as well as offering alternatives to traditional GNSS systems. ST4D’s solutions ensure the integrity of geolocation systems, enabling secure and efficient navigation even in challenging environments. By mitigating GNSS vulnerabilities, Safran ST4D plays a crucial role in enhancing resilience against jamming, spoofing, and other threats, supporting both military and civilian users