Muscatine Power and Water (MPW), the largest municipal electric utility in Iowa, suffered a cyber attack which the utility announced Monday. The incident was confirmed to be ransomware and was reportedly limited to its corporate network environment. According to MPW, the attack “resulted in Internet services for MPW customers going offline Friday evening” and did not impact the electrical or water systems. It is still unclear if any customer data has been stolen. The attack was first noticed by MPW on Friday evening. Internet services were restored early Saturday. For more information, access MPW, Quad-City Times or WQAD8.