More from the article...

... The French equivalent of the US Secret Service may have been letting their guard down, as an investigation showed they are easily trackable via the fitness app Strava.

An investigation by Le Monde has shown that members of the Security Group for the Presidency of the Republic (GSPR) have been openly displaying their location on the popular software during their workout sessions. Since they travel with President Emmanuel Macron, this makes it fairly easy to work out his location. A dozen of his bodyguards were leaking key information this way.

"Macron's security guards record and publish their runs on the platform. But there's a problem: They are sharing geolocalized information publicly," the newspaper reports.

"In other words, Macron's bodyguards are unknowingly sharing their locations online, both personal and professional. This security flaw means it's possible to track the French president's bodyguards; that is, Macron's hotels, meeting rooms and trips can be tracked through this app."

More disclosures are promised later, but it appears that both President Biden and Russia's Vladimir Putin are also vulnerable to this kind of tracking. In the latter case ...

@#2

Strava is not the only fitness app that does this.

From the article...

... Other workout software is just as bad. Fitness app Polar has been caught exposing similar information, which prompted a massive review of operations and a tightening up of security defaults for the code, but only after journalists started exposing the flaws in openly publishing years of its users' movements. ...