How Private is Pretty Good Phone Privacy?
The creators of PGPP want to protect users from IMSI-catchers and location monitoring by rotating IMSIs and obfuscating geography but their methods are unlikely to scale and have important drawbacks.
Is It a Good Idea to Offer to Disguise IMSIs?
A new pseudo-network offers privacy-conscious mobile phone users the ability to change their IMSI at the press of a button.
Reporters Find 20 IMSI-Catchers in London
Sky News used technology from a German security firm to detect at least 20 IMSI-catchers over a period of three weeks. The Police neither confirms nor denies ownership of the IMSI-catchers.