Major Cyber Attacks, Data Breaches, Ransomware Attacks in September 2026
September’s threat landscape made one thing clear: cyberattacks don’t follow a predictable pattern. Major disruptions hit critical infrastructure, healthcare, law enforcement, and public services alike—including high-profile incidents at CenterPoint Energy reported a cybersecurity incident affecting its corporate systems, while reported incidents and compromises involving the Royal Belgian Table Tennis Federation (FRBTT), FBI systems, Dyfed-Powys Police, an Australian government website, and Aesto Health highlighted how cyber threats continue to affect organizations across widely different sectors. From critical infrastructure and law enforcement to healthcare and public-facing services, the month’s incidents demonstrated the broad and evolving nature of cyber risk. Beyond system disruptions, massive data exposure remained a dominant theme. Organizations such as Condé Nast, Mathspace, Gyazo, and IDScan.net were thrust into the headlines, alongside a staggering reported exposure i...