Paris-St-Germain are due to play Barcelona in Paris on Wednesday night.

"We have seen, among other things, a communication from the Islamic State that particularly targets stadiums. It is not new," he added.

Islamic State was alleged to have threatened four venues for this week's Champions League matches, including the Parc des Princes in Paris and two games in Madrid hosted by Real Madrid and Atletico Madrid, who face Manchester City and Borussia Dortmund respectively.