News Summary

• Hackers gained control of the software that regulates the temperatures of the refrigeration units, forcing some to warm to 50C (120F) overnight.
• Danfoss said the affected cold units were older models whose security software could not be updated to ward off a risk they had identified.
• Unverified sources have suggested the outages affected up to a dozen stores, though the Defense Department has declined to release anything of a “possible refrigeration disruption”