Before revision: News media have reported cases where it is suspected that criminals managed to open cars by using signal boosters to trick vehicles into thinking that their keyless entry fobs were close by even when they were far away (relay attack), though they have not reported that any such devices have been found.
After revision: News media have reported cases where it is suspected that criminals managed to open cars by using radio repeaters to trick vehicles into thinking that their keyless entry fobs were close by even when they were far away (relay attack), though they have not reported that any such devices have been found.