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CISA and FBI Warn Fast Flux is Powering Resilient Malware, C2, and Phishing Networks

Cybersecurity agencies from Australia, Canada, New Zealand, and the United States have published a joint advisory about the risks associated with a technique called fast flux that has been adopted by threat actors to obscure a command-and-control (C2) channel. "'Fast flux' is a technique used to obfuscate the locations of malicious servers through rapidly changing Domain Name System (DNS)

Published: 2025-04-07T19:10:00