2FA works well with the geolocation service SS7 [1,2], so when your text message and OTP code arrives, the firm could also be using SS7 to get your location. [

2FA works well with the geolocation service SS7 [1,2], so when your text message and OTP code arrives, the firm could also be using SS7 to get your location. [1] https://en.wikipedia.org/wiki/Signalling_System_No._7 https://en.wikipedia.org/wiki/Signalling_System_No._7 [2] https://web.archive.org/web/20201219144441/https://www.thebureauinvestigates.com/stories/2020-12-16/spy-companies-using-channel-islands-to-track-phones-around-the-world https://web.archive.org/web/20201219144441/https://www.thebu...