If you want to eavesdrop on GSM phone conversations or data, it pays to have deep pockets, because you’re going to need to listen to a wide frequency range. Or, you can just use two cheap RTL-SDR ...

If you ever stop to think about it, the precise synchronization of a worldwide cellular network is pretty incredible. However, as complex as the entire system seems, you can boil down the design of a ...

Whatever assurances have been given about the security of GSM cellphone calls, forget about them now. Speaking at the Chaos Computer Club (CCC) Congress here today, a pair of researchers demonstrated ...

BERLIN -- Whatever assurances have been given about the security of GSM cellphone calls, forget about them now. Speaking at the Chaos Computer Club (CCC) Congress here Tuesday, a pair of researchers ...

Speaking at the Chaos Computer Club (CCC) Congress in Berlin on Tuesday, a pair of researchers demonstrated a start-to-finish means of eavesdropping on encrypted GSM cellphone calls and text messages, ...