We applaud Google and Apple for taking privacy from cell-site simulators seriously. There's still more they can do to protect people, but in the meantime, here are some settings to consider changing. https://www.eff.org/deeplinks/2023/09/apple-and-google-are-introducing-new-ways-defeat-cell-site-simulators-it-enough
Apple and Google Are Introducing New Ways to Defeat Cell Site Simulators, But Is it Enough?

Cell-site simulators (CSS)—also known as IMSI Catchers and Stingrays—are a tool that law enforcement and governments use to track the location of phones, intercept or disrupt communications, spy on foreign governments, or even install malware. Cell-site simulators are also used by criminals to send...

Electronic Frontier Foundation
@eff Too bad Apple doesn't offer their fix to those of us who can't install iOS 17. Feels like a half measure from that perspective.
@eff For anyone who doesn't want to watch a youtube video to find out about blocking the "null cipher" problem, it's this slide 29 minutes in:

@eff I don't need protection from fraudsters and scammers. I need protection from Google and Apple.

And the government. Are you saying the government doesn't spy on me using 3G, 4G and 5G networks?

Not sure what to make of this article.