Helsinki airport to track passengers through their mobile phones

By Eryk Bagshaw
Updated August 2 2014 - 9:13pm, first published 8:16pm
Beacon technology allows companies to track devices down to the metre. Photo: Glenn Hunt
Beacon technology allows companies to track devices down to the metre. Photo: Glenn Hunt

Passengers at a European airport will have their movements tracked right down to the metre as they pass through terminals.