Oldsmar’s Cyber Attack Raises the Alarm for the Water Industry
Cisco Security
FEBRUARY 17, 2021
Someone on the Internet successfully accessed the computer controlling the chemicals used to treat drinking water for the city and changed the level of sodium hydroxide to 11,100 parts per million (ppm), a significant increase from the normal amount of 100 ppm. How did this industrial workstation become accessible from the Internet?
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