Cal Water Finds No Evidence of OT Activity After Hackers Claimed They Could Disrupt Water Supply

California water utility Cal Water investigated a cyberattack with the help of Mandiant after an Iranian hacker group called Handala claimed it could disrupt the water supply. The investigation found no evidence of operational technology activity. The hacker group involved is known as Handala. The incident was related to a cyberattack launched by this group. Cal Water was the target of the cyberattack. Mandiant assisted in the investigation.