Detecting Stingrays

Researchers are developing technologies that can detect IMSI-catchers: those fake cell phone towers that can be used to surveil people in the area. This is good work, but it’s unclear to me whether these devices can detect all the newer IMSI-catchers that are being sold to governments worldwide. News article….

Researchers are developing technologies that can detect IMSI-catchers: those fake cell phone towers that can be used to surveil people in the area.

This is good work, but it's unclear to me whether these devices can detect all the newer IMSI-catchers that are being sold to governments worldwide.

News article.

from https://www.schneier.com/blog/