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Comment by rsync | Hacker News Reader

Actually there are quite a few ways to detect funny business from the tower (or someone impersonating the tower):

(scroll down to the IMSI catcher detection table)

- No encryption after using encryption with the same operator before

- Cell is not advertising any neighbor cells

- Receive a silent text message

    - No encryption after using encryption with the same operator before

    - Cell is not advertising any neighbor cells

How do you get this information in a regular phone?

If you have a phone with an Intel XGOLD baseband (Samsung S3 Intl version) you can read log output https://github.com/darshakframework/darshak/blob/master/READ...