US Agencies Urge Organizations to Harden Refrigeration Controllers

US agencies are advising organizations to secure their refrigeration controllers due to recent attacks on refrigeration systems in European supermarkets and blood banks. These attacks have targeted the controllers of fridges and freezers. The agencies' recommendations aim to help organizations protect themselves from similar threats. The attacks in Europe have highlighted the vulnerability of these systems. Organizations are being encouraged to take steps to harden their refrigeration controllers.