Lethal Trifecta: Critical 2026 AI Agent Security Warning

lethal trifecta AI agent security prompt injection 2026

The lethal trifecta is the single most important security concept every AI agent builder needs to understand right now — and most production pipelines violate it without anyone noticing. Coined by researcher Simon Willison, the lethal trifecta describes three capabilities that, combined in a single agent, make data exfiltration possible: access to private data, exposure … Read more