With just $800 in basic equipment, researchers found a stunning variety of data—including thousands of T-Mobile users’ calls and texts and even US military communications—sent by satellites unencrypted.
With just $800 in basic equipment, researchers found a stunning variety of data—including thousands of T-Mobile users’ calls and texts and even US military communications—sent by satellites unencrypted.
Not really. We also have DNS over HTTPs, DNS over TLS, and DNSCrypt which are all becoming more popular. But that’s still application level data that I’m not really talking about.
A lot of information can be gleaned from protocol metadata though. Source, destination, which applications are being used, maybe more depending on protocols. Not exactly information I want to be easily available to the public, but also not exactly critical either.