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Prompt Injection
3 essays tagged with Prompt Injection.
July 12, 2026·9 min read·Intermediate
Red-Team Agent Hijacking: Build a Security Eval Gate for Repeat Attacks
A practical agent-hijacking evaluation harness: scenario design, adaptive and repeated attempts, path-aware metrics, deterministic release gates, and production replay.
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July 12, 2026·9 min read·Intermediate
Threat-Model an AI Agent: Sources, Sinks, Authority, and Blast Radius
A practical AI agent threat-modeling method that maps untrusted sources to dangerous sinks, then constrains identity, authority, data, and blast radius at deterministic runtime boundaries.
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February 21, 2026·9 min read·Intermediate
Prompt Injection Is a Boundary Problem, Not a Prompt Problem
Why "smarter prompts" don't defend against indirect prompt injection, and what changes when authority lives outside the model's view.
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