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Insider Risk Theory

Conceptual models and behavioral insights that explain how insider risk evolves, including motivation, drift, and risk escalation patterns.

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All Categories Stated CasesControl ArchitectureInsider Risk TheoryDetection & ForensicsPolicy & Governance
9/22/25

James Weston

Insider Risk Theory

Perimeter to Population: A New Vocabulary for Insider Threat

In 1969, the United States Department of Defense launched ARPANET, one of the earliest packet-switched networks, linking research institutions and government agencies to share scarce computing resources. ARPANET became the proving ground for many of the technical principles that underpin today’s Internet.The intellectual foundations of this network trace back to...

9/19/25

James Weston

Insider Risk Theory

Behavioral Drift as a Predictive Signal for Insider Threat Escalation

In the practice of insider risk management, there is often a tendency to focus exclusively on acute acts of harm; data exfiltration, sabotage, and unauthorized disclosure. But these outcomes are seldom sudden. More often, they represent the final step in a longer behavioral trajectory that begins with relatively minor, individually...

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