Hackers remotely manipulated connected refrigeration systems at hundreds of French supermarkets, reportedly pushing some fridges and freezers to 50C (122F), spoiling food and even sparking fires. Carrefour said 80 of its supermarkets had been hit, while Monoprix said 5 per cent of its stores were affected Key points and original sources are listed below.

• Hackers remotely manipulated connected refrigeration systems at hundreds of French supermarkets, reportedly pushing some fridges and freezers to 50C (122F), spoiling food and even sparking fires. According to Reuters, French Prime Minister Sebastien Lecornu or...S1

• Carrefour said 80 of its supermarkets had been hit, while Monoprix said 5 per cent of its stores were affectedS2