5
votes
3answers
892 views

Which is safer, GSM or CDMA?

I have read in the past (no sure where) that unfortunately there exist illegal devices that permit crooks to eavesdrop on GSM mobile phone conversations. I recently also heard that some people had ...
5
votes
7answers
560 views

Strategies against jamming attacks?

We have some devices which are designed to use standard frequencies/protocols, such as GSM, CDMA, GPS, Wifi and Bluetooth, among others. While our focus is not thought to be used for high-profile ...