jskaodjnf

3 ms·

1. 1.▲
   by jskaodjnf 8y ago

   Where exactly vulnerable against which type of attacker? In 4G there are location and identity leaks, and denial of service (which is why smartphones and carriers should drop 2G and 3G). Or is this a "technology is all bad" kind o
2. 2.▲
   by jskaodjnf 8y ago

   Not sure about 3G algorithms - but that's why 4G moved on to AES. What exactly are you trying to say? Worrying customers can easily enforce 4G. Networks should drop 2G and 3G, but still, things are getting better.
3. 3.▲
   by jskaodjnf 8y ago

   There is per-basestation authentication. The basestation receives a key that is derived from your permanent key within your SIM card. Roaming is a bit special, but this still holds. You then trust both operators, not just your home operator
4. 4.▲
   by jskaodjnf 8y ago

   From 3G on, every base station is authenticated and virtually all traffic on the air is encrypted. There are issues with stingrays - but these happen due to protocol edge-cases before authentication is established. [Edit: this paper uses