A small box, known in the Czech Republic as Agáta, may be listening in on your mobile phone calls at any moment. Agáta, or IMSI Catcher, is essentially an eavesdropping device that, by using relatively simple hardware, can track phone calls and SMS messages coming in and out of mobile phones in a specific radius...
Former head of the Czech Military Intelligence Agency and a security analyst Andor Šándor underscored the danger of the widespread sale of Agátas:
"It’s been a known fact for a few years now that some companies do sell these devices. But if their use will not be in any way regulated, and access to these devices will not be in any way controlled, then a regular citizen can do absolutely nothing."
...Mr. Šándor claims that the most likely private users of Agátas are security firms or rival businesses, or even companies trying to win high-stakes tenders. (more) (home-brew IMSI Catcher)
"It’s been a known fact for a few years now that some companies do sell these devices. But if their use will not be in any way regulated, and access to these devices will not be in any way controlled, then a regular citizen can do absolutely nothing."
...Mr. Šándor claims that the most likely private users of Agátas are security firms or rival businesses, or even companies trying to win high-stakes tenders. (more) (home-brew IMSI Catcher)