Unencrypted Satellite Signals Poses Massive Cybersecurity Risk, Say Researchers

A study by researchers from UC San Diego and the University of Maryland has revealed that approximately 50% of geostationary satellite signals are unencrypted, making sensitive communications vulnerable to interception. The researchers demonstrated this using an $800 receiver, capturing a broad spectrum of unprotected data, including critical infrastructure and military communications. This finding exposes a significant oversight in the perceived security of satellite communications and raises urgent concerns for healthcare technology, particularly as sensitive health data could also be at risk. While some companies like T-Mobile have begun encrypting their transmissions, the widespread nature of the vulnerability indicates a pressing need for improved security measures across the industry.

Opens on Wired