Core Facts
GSM call can be listened to by anyone with $500 and a laptop within six months
At the recent Hacking at Random (HAR) conference, Karsten Nohl detailed plans for cracking standard GSM cell phone encryption, known as A5/1, and making the results available for anyone to use.
His presentation from the event is here - https://har2009.org/program/attachments/119_GSM.A51.Cracking.Nohl.pdf
The implications for businesses, individuals and the mobile industry are enormous:
- Once complete it means anyone with a $500 radio card and a laptop will be able to listen in to GSM calls
- It marks a lowering of the bar for criminals to be able to hack calls
- Published: 24 August 2009