Slightly below a 12 months in the past, the US arm of telecomms big T-Cell admitted to a knowledge breach after private details about its prospects was provided on the market on an underground discussion board.

On the time, VICE Journal claimed to have communicated with the hacker behind the breach by way of on-line chat, and to have been provided “T-Cell USA. Full buyer data.”

VICE’s Motherboard reporters wrote on the time that:

The info embrace[d] social safety numbers, cellphone numbers, names, bodily addresses, distinctive IMEI numbers, and driver licenses info, the vendor mentioned. Motherboard has seen samples of the info, and confirmed they contained correct info on T-Cell prospects.

IMEI is brief for Worldwide Cell Tools Id, a globally distinctive serial quantity burned into your cellphone when it’s manufactured. As a result of the IMEI is taken into account a “non-resettable identifier”, apps on each Android and iOS are restricted from accessing it until they’ve been granted particular system administration privileges, and builders are instructed to depend on user-resettable identifiers akin to promoting IDs when legitimately monitoring customers and units. You may view your cellphone’s IMEI by dialling the particular cellphone quantity *#06#.