The Israel National Cyber Directorate issued an alert on April 23, stating the agency received reports of cyber intrusion attempts at wastewater treatment plants, water pumping stations, and sewers. Details are extremely limited, but based on guidance issued to energy and water sectors to immediately report any operational disruption and change passwords with emphasis on operational systems, particularly regarding chlorine control in water supplies, the attempted attack is believed to have targeted SCADA systems. At this time there are no reported impacts to operations, but Israeli authorities believe it was a large-scale coordinated attack attempt. Read the post at ZDNet