New Delhi, March 21 -- France says it's taking "appropriate measures" after a naval officer's use of the Strava exercise app inadvertently enabled journalists to geolocate the aircraft carrier Charles de Gaulle that is in the Mediterranean to help protect French and allied assets and interests during the Iran war.

The carrier's deployment this month was not a secret and its commander has even briefed journalists by video link from aboard the nuclear-powered 42,000-ton vessel.

Still, the French newspaper Le Monde caused a stir by using Strava to locate a naval officer who it said used the performance app during a morning jog on March 13, enabling reporters to then find the Charles de Gaulle in the Mediterranean using a satellite image ta...