IRGC-Affiliated Cyber Actors Exploit PLCs in Multiple Sectors, Including U.S. Water and Wastewater Systems Facilities

SUMMARY The Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), National Security Agency (NSA), Environmental Protection Agency (EPA), and the Israel National Cyber Directorate (INCD)—hereafter referred to…

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Scattered Spider

SUMMARY The Federal Bureau of Investigation (FBI) and Cybersecurity and Infrastructure Security Agency (CISA) are releasing this joint Cybersecurity Advisory (CSA) in response to recent activity by Scattered Spider threat…

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#StopRansomware: Rhysida Ransomware

SUMMARY Note: This joint Cybersecurity Advisory (CSA) is part of an ongoing #StopRansomware effort to publish advisories for network defenders detailing various ransomware variants and ransomware threat actors. These #StopRansomware…

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#StopRansomware: AvosLocker Ransomware (Update)

SUMMARY Note: This joint Cybersecurity Advisory (CSA) is part of an ongoing #StopRansomware effort to publish advisories for network defenders that detail various ransomware variants and ransomware threat actors. These…

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NSA and CISA Red and Blue Teams Share Top Ten Cybersecurity Misconfigurations

A plea for network defenders and software manufacturers to fix common problems. EXECUTIVE SUMMARY The National Security Agency (NSA) and Cybersecurity and Infrastructure Security Agency (CISA) are releasing this joint…

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