CISA, the FBI, and NSA issued an advisory about the national security threat posed by “fast flux,” a technique used by threat actors to evade detection of their C2 infrastructures that has been around for two decades but has seen a resurgence in use by ransomware gangs and nation-state bad actors. The post Longtime ‘Fast…
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International intelligence agencies raise the alarm on fast flux
International intelligence and cybersecurity agencies jointly issued a warning Thursday about “fast flux,” an advanced technique used by cybercriminals and state-sponsored actors to evade detection and maintain resilient command and control infrastructure. Fast flux involves rapidly changing or swapping out IP addresses linked to a particular domain. These quick changes render malicious activity nearly invisible…