Latest cybersecurity reporting from selected sources.

National Risk Assessment Cites CrowdStrike Lessons Learned, Hybrid Warfare RisksThe British government's latest national security risk register sees a rising threat posed by cyberattacks disrupting operational technology in more critical national infrastructure sectors, and cites the CrowdStrike outage in "digital resilience failure" lessons to be learned.

Vital Service Providers Need a Plan to Work Through Internet Outages, CISA SaysCritical U.S. infrastructure like water, power and even banking systems will be successfully hacked by enemy cyber warriors in the event of a military confrontation with a peer adversary like Russia or China, officials from the nation's civilian cyber defense agency said.

Claroty Warns of Downtime, 'Devastating' Impact of Vulnerabilities in OT SystemsVulnerabilities in backup power devices and heating and cooling control systems widely used in data centers could enable remote cyberattacks and result in costly downtime and "devastating" operational impact, according to new research from OT security firm Claroty.

AI-Developed Attack Tooling Generated 'High-Volume, Noisy Workflows'A hacker used Claude and Chat GPT in a cyberattack against a municipal water and sewage utility's operational technology systems in Mexico in January, according to forensic analysis by OT security firm Dragos. The tools "leveraged known techniques and existing vulnerability knowledge."

Roadmap Focuses on OT Security, Grid Hardening and Incident ResponseA new Department of Energy strategy defines its role as sector risk manager for grid security, prioritizing OT defense, resilience and response - but analysts say it faces execution challenges tied to reduced funding, workforce constraints and reliance on weakened federal partners.

Ransomware, Lack of Visibility, Mischaracterizations and Nation-States, Oh MyThere is a silent epidemic of ransomware attacks on commercial operational technology systems, which are mischaracterized as IT incidents even though they impact operational systems, claims a comprehensive annual review of cyberattacks targeting OT, published this week by security firm Dragos.

CS4CA Europe London Event Chair Wayne Harrop on OT Risk and CollaborationCritical infrastructure providers are facing a volatile geopolitical landscape that could lead to cyberattacks and business disruptions. In advance of the CS4CA Europe London Conference (Sept. 30 - Oct. 1, 2025), conference chair Wayne Harrop shares key cyber strategies to counter enterprise threats.

Successful Breaches Renew Fears of Operational Vulnerabilities Across Water SectorRussia is suspected of escalating cyberattacks on European water utilities, including attempts to sabotage Polish and Norwegian water facilities and dams, signaling a broader threat to global critical infrastructure as state-backed actors exploit critical OT weaknesses amid global conflict.

OT Experts Advocate for Collaboration and "Adversary-Hostile" National DefensesOT environments have long been bereft of their traditional shelter from cyberattacks made from hacker ignorance or disinterest. Industrial environments are forefronts for nation-state hacking, the risk heightened by global tensions and the convergence of operational technology with IT counterparts.

Also: Gartner's Sydney Summit Highlights, Rising OT Security RisksIn this week's update, ISMG editors discussed X’s major DDoS outages, politically motivated cyberattacks, key takeaways from Gartner’s Security & Risk Summit in Sydney, and rising operational technology threats highlighted in recent Dragos and Gartner reports.

Feds Warn That Connected Devices Are Prey for CyberattackersThe security of medical devices has been getting most of the attention from regulators in recent years, but other devices that make up the medical internet of things and operational technology systems are also vulnerable to cyberattacks, federal authorities warned in a new advisory.

Cyberattack on Aliquippa Water Plant Highlights Vulnerabilities in OT SystemsThe onset of war between Israel and Hamas led to a spike in cyberattacks against operational technology, says Microsoft in a warning to critical infrastructure operators about the dangers of internet-exposed operational technology.