‼ Hackers attack European supermarket refrigerators, spoiling food tremendously During the weekend, a wave of cyber attacks hit supermarkets in six European countries. Ireland, Sweden, Belgium, Luxembourg, the Netherlands and Estonia, Reuters reports. At around 02:00, unknown persons gained remote access to refrigeration equipment, activated the defrost mode and set the temperature to +50°C. As a result of the temperature violation, the stores had to delete a significant part of the spoiled food. Caravans: |.