After some variants of malware infect a computer, it can attempt to check in with its command and control (C2) server in periodic time intervals. This activity is referred to as “beaconing”.

Lockheed Martin killchain

In the Lockheed Martin Killchain, Beaconing would occur prior to an adversary or Advanced Persistent Threat (APT) taking action on objective.

Austin Taylor

Security Researcher, Cyber Operator, Instructor, Speaker, SANS Mentor — www.austintaylor.io

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