CISA says more than 100 internet-exposed U.S. water and wastewater systems were targeted in July, often through programmable logic controllers connected directly to cellular modems. "That's the first time the feds have put a number on the digital intrusions, but they have yet to attribute the campaign, widely suspected to be linked to Iran, to a particular group," reports The Register. From the report: Suspected Iranian attackers targeted water and wastewater facilities across at least a dozen states in July, including internet-exposed PLCs. While neither federal nor state officials have identified all 12, we know that the cyberattacks occurred at mostly small, rural utilities in Minnesota, ...