Of the three forms of threat intelligence (strategic, operational, and tactical), tactical threat intelligence is the most directly actionable. Tactical threat intelligence also enables defenders to engage in threat hunting or root cause analysis activities when examining historical (attempted) intrusions. This is useful in detecting breaches that may have occurred, understanding the cause of a previous breach, and understanding whether a particular adversary or TTP is being attempted against your organization.

Threat actors exploit the dark web to trade stolen data and illicit goods anonymously, often without the victim organization’s awareness. Malicious activity takes many forms across underground channels, but the technical barriers to accessing the dark web limit visibility — making it challenging to identify which assets may be exposed.If sensitive information is undetected on the dark web,...