Latest cybersecurity reporting from selected sources.

Experts Warn of DDoS, Ransomware, Proxy And Other Attacks on Health SectorThe escalating conflict emerging from the U.S. and Israel military strikes this weekend on Iran, which killed the country's top leadership and crippled its internet connectivity, could erupt into cyberattacks against the healthcare sector by Iranian sympathizers and proxies, experts warn.

Analysts Warn US Infrastructure May Be Next as Iran Plans Missile Strike ResponseIsrael’s strike on Iranian military and nuclear targets has triggered fears of retaliatory cyberattacks, with analysts warning that Tehran may escalate disruptions against U.S. and Israeli critical infrastructure through proxy campaigns, brute-force attacks or coordinated DDoS strikes.

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.

Critical-Severity Flaws Expose Emerson Devices to CyberattacksMultiple critical vulnerabilities in Emerson Rosemount 370XA gas chromatographs could allow malicious actors to access sensitive data, cause denial-of-service conditions and execute arbitrary commands. Emerson recommends that end users update the firmware on the products.

Cloud Security Vendor CTO on Response to Cyberattacks on Critical ServicesDDoS and other cyberattacks against media outlets and critical services are what Guy Shafir, CTO of Israeli tech vendor WideOps, has been dealing with since the start of the terrorist attacks in Israel on Oct. 7. Shafir shared details about the response to these intense attacks.