On: Cryptanalysis of GPRS Encryption Algorithms GEA-1 ...

[Cadwhisker]

For those who don't know what GEA-1 or GEA-2 is, it's used in mobile phone traffic.

There's a clearer write-up of this discovery and its implications here: https://www.miragenews.com/a-backdoor-in-mobile-phone-encryp...