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T-Mobile consists of at least five distinct networks depending on when your carrier was purchased, last time I was talking with some of the network security guys in Factoria. It’s been four years - they may have converged some of them.

Also failing here in the Los Angeles area. Used to be on Sprint before the acquisition. Probably location dependent

I got the failure message in San Francisco.

Not sure if it makes a difference, but I had a T-Mobile SIM card I bought in Seattle in 2010 and was carrying from phone to phone for years, but I recently replaced the SIM because I heard newer t-mobile SIMs can do better finding 5g coverage.


I preordered one, I got it, and I sold it. They are active on Discord. Why did I sell it? The shortcomings of the platform made me realize I should just go with UI, despite my reservations about the company.


when I worked there, I described it as a navy of lawyers with a dinghy of engineers.


I built a demo of this back when I worked at Qualcomm in Seattle; match this with WiFi beacons and you can trace a person fairly well. It's been over a decade, but at the time both iOS and Android would send pings fairly frequently to all known WiFi networks looking to see if they should switch to a faster one. With your device ID, list of SSIDs you know, and your TPMS data, a person can learn a lot about you.

Like, where do you work? Where do you stay (Hotel SSIDs)? Who are your friends (other people's home SSIDs)?


And this is what I exhaustively tell people who insist that [tech company] is listening. My reply boils down to, "Why would they need to when you already send them everything in writing?"


Phones randomize hardware addresses now, so this doesn't work. Although there are better, not-so-publicly-known, ways to do it anyway.


Pretty sure at least every newish GM car broadcasts wifi and probably doesn't MAC address rotate so there's that...


If you capture cellular control frequencies you get msisdns for free.


VBA is an interesting language. The builtins are huge - C++ may never have a loan amortization primitive, but VBA sure did/does


Reminds me of Qualcomm


Why is it that almost all ODB-II dongles you buy have the same MAC address? If you buy two, one for each car, your app can never tell which car you're connected to.

They all come with Bluetooth certified logos, as well.

The ones that don't reuse everything cost like $120, not $15.


One of my emails to Scott ended up in his first book; I was the one who emailed about carrying ice.

Fair winds and following seas, Scott.


Elaborate, please? (The excerpt that ended up in the book.)



That email he sent you... boy, the last paragraph is such a gem of persuasion.


Neat. I keep wanting to build something like this for GitHub audit logs, but at ~5 tb, probably a little much


I carry my GL.iNet GL-E750V2 all over the world.


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