Also, after paying for or otherwise gaining access to SS7[1], the IMEI may also allow more active types of attack[2]. [1] https://en.wikipedia.org/wiki/Signall

Also, after paying for or otherwise gaining access to SS7[1], the IMEI may also allow more active types of attack[2]. [1] https://en.wikipedia.org/wiki/Signalling_System_No._7 https://en.wikipedia.org/wiki/Signalling_System_No._7 [2] https://media.ccc.de/v/31c3_-_6249_-_en_-_saal_1_-_201412271715_-_ss7_locate_track_manipulate_-_tobias_engel https://media.ccc.de/v/31c3_-_6249_-_en_-_saal_1_-_201412271...