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CISA Joins Australia and Others to Publish Guidance to Isolate Operational Technology and Enabling Systems in Critical Infrastructure

CISA Joins Australia and Others to Publish Guidance to Isolate Operational Technology and Enabling Systems in Critical Infrastructure

WASHINGTON – The Cybersecurity and Infrastructure Security Agency, Australian Signals Directorate (ASD), United Kingdom’s National Cyber Security Centre (NCSC-UK), and Canadian Centre for Cyber Security (CCCS) published CI Fortify – Advice for Isolating Vital Systems. This… 

Nimbus Manticore Deploys NightLedger and Turns Victim Systems Into Covert Relays

Nimbus Manticore Deploys NightLedger and Turns Victim Systems Into Covert Relays

Ravie LakshmananJul 28, 2026Malware / Cyber Espionage The Iranian state-backed hacking group tracked as Nimbus Manticore (aka GalaxyGato, Mirage Kitten, Smoke Sandstorm, Subtle Snail, and UNC1549) has been attributed to a fresh set of attacks…