GRIZZLY STEPPE - Russian Malicious Cyber Activity

Posted on: April 16, 2018


On April 16, 2018, the Department of Homeland Security (DHS), Federal Bureau of Investigation (FBI), and the United Kingdom's (UK) National Cyber Security Centre (NCSC) released a joint Technical Alert (TA) about malicious cyber activity carried out by the Russian Government. The targets of this malicious cyber activity are primarily government and private-sector organizations, critical infrastructure owners and operators, and the Internet Service Providers (ISPs) supporting these sectors. DHS, FBI, and NCSC produced this alert to educate network defenders to enhance their ability to identify and reduce exposure to malicious activity. For more information, visit


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