Hatim El-Hibri (@sayshatim.bsky.social)

A Surprising Amount of Satellite Traffic Is Unencrypted Here's the summary: We pointed a commercial-off-the-shelf satellite dish at the sky and carried out the most comprehensive public study to date of geostationary satellite communication. A shockingly large amount of sensitive traffic is being broadcast unencrypted, including critical infrastructure, internal corporate and government communications, private citizens' voice calls and SMS, and consumer Internet traffic from in-flight wifi and mobile networks. https://www.schneier.com/blog/archives/2025/10/a-surprising-amount-of-satellite-traffic-is-unencrypted.html