Feds warn of potential cyberattacks on industrial refrigerators

The U.S. government encouraged grocery stores, healthcare facilities and other businesses that use commercial refrigeration to tighten their security measures on Thursday following a series of cyberattacks that remotely changed the temperatures of commercial freezers and fridges across Europe.
Five federal agencies issued a joint notice, warning of "ongoing cyber threat activity" that could target refrigeration systems used across healthcare, agriculture, transportation and other U.S. industries.
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