France has said Iran’s Revolutionary Guards were behind “unprecedented” cyber-attacks on supermarket fridges in the country last month, vowing European sanctions against Tehran.“I can confirm that this attack was carried out by the Islamic Revolutionary Guard Corps of the Islamic Republic of Iran,” the French foreign minister, Jean-Noël Barrot, said on Monday of the hacks on 11 and 12 October.“This attack is unprecedented in both its scale and its level of aggression,” he said, adding, “We will implement sanctions at the European level against all those responsible for this attack.”skip past newsletter promotionafter newsletter promotionMore details soon…