Technical Articles

Attackers Inside the Walls: Detecting Malicious Activity

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Small and medium-sized businesses (SMBs) do not always have the budget for an advanced intrusion detection system (IDS) technology. Open-source software can fill this gap, but these free solutions may not provide full coverage for known attacks, especially once the attacker is inside the perimeter. This paper investigates the IDS capabilities of a stand-alone Security Onion device when combined with built-in event logging in a small Windows environment to detect malicious actors on the internal network.

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