Cell site simulators, often called Stingrays, can trick your phone into revealing private communications, but a change in Android 16 could allow phones to detect this spying.
it’s unlikely any current phone will be updated with modem drivers that are capable of Stingray detection.
Phones that launch on Android 16 later this year, like the Pixel 10, will be the first to call out fake cell towers.
This is an exciting development, but note that if you just use apps like Signal or SimpleX instead of carrier messaging and calling, you avoid this problem.
Here’s what GrapheneOS said about stingrays around a year ago: