Nairobi, Nov. 8 -- A supermarket's refrigerators are supposed to keep food fresh, but a series of cyberattacks in Europe over the past two months has shown how the gadgets can be turned into a weapon against the businesses operating them.

In October, hackers remotely manipulated refrigeration systems in hundreds of supermarkets and independent stores across France, raising temperatures in freezers and cold rooms to levels that ruined food.

Published by HT Digital Content Services with permission from Business Daily....