Re: Why did those credit managers start to burn my phone after I visited bank?

[znavko@disroot.org]

Sorry for mention of trade marks.
I am interested in 
devices with such characteristics cpu speed, memory, battery, weight and UIX,
applications that will be useful for me and other not programmers,
some good practices.



March 30, 2020 5:36 PM, "Leo Famulari" <leo@famulari.name> wrote:

> It's not related to Guix, but places like retail shops, banks, etc host
> phone location tracking equipment that is used to target advertising.
> 
> On Mon, Mar 30, 2020 at 11:33:10AM +0000, znavko@disroot.org wrote:
> 
>> Hello, dear Guix hackers! I want to understand how they could get my phone number.
>> 
>> Last week I've visited a bank and spent there an hour waiting they make a payment to custom.
>> I had Redmi Mi 9T smartphone in my hands, Android 10 QKQ 1.190825.002,
>> MIUI Global 11.0.4 Stable 11.0.4.0 (QFJMIXM)
>> 
>> Waiting in the bank, I uploaded one video on YouTube channel on which
>> my phone is in the contacts.
>> 4g connection was so slow that I spent time waiting percent by percent of uploading.
>> 
>> I use mobile operator Beeline. In Russia I have no any operator I can believe,
>> but this is less problematic from all, cause its managers are not oligarchs.
>> 
>> After two hours I came back home I received two calls from different
>> money credit companies
>> (just like "fast money", "take money and go away that way")
>> and one SMS from another company.
>> 
>> And the next day three calls more and two SMS with offers of money credit.
>> 
>> Those were robots autocallers.
>> 
>> I'd never used that phone number where I've got calls, and never took credits,
>> never gave that my phone number anywhere
>> (cause I usually use another phone number).
>> 
>> This case shows not free software and not free hardware adds bothers.
>> 
>> This may be so:
>> 
>> 1) They can track phones with Geo data (but I have switched off Geo location)
>> 2) They may invade bank workers phones with viruses that
>> connect with clients phones, get clients phone numbers and send this info.
>> 3) They may track mobile operator data (4g) from antennas
>> 4) Also the same mobile operator may sell info which client locate near that
>> antenna near the bank
>> 5) May be some of my applications does track me.
>> 
>> How do you think?
>> 
>> Do you use Telegram, Whatsapp?
>> 
>> Is it comfortable to use jami, tox chat?