New Attacks Against 4G, 5G Mobile Networks Re-Enable IMSI Catchers

At NDSS Symposium 2019, a group of university researchers yesterday revealed newly discovered cellular network vulnerabilities that impact both 4G and 5G LTE protocols. According to a paper published by the researchers, "Privacy Attacks to the 4G and 5G Cellular Paging Protocols Using Side Channe...

Feds Change Policy to Require Warrant for Use of Stingrays

The Department of Justice has established a new policy that requires federal law enforcement agents–and state and local agencies working with the department–to obtain search warrants in order to use Stingray devices. The change is a major one, as agents will now need to show probable cause before...