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Security Risks When AI Reads External Documents: Work Design to Prevent Prompt Injection

This article explains prompt injection from a business perspective, detailing how instructions in external documents affect AI behavior. Based on OWASP guidelines, it outlines the boundaries for least privilege, intermediate result reviews, and approval with logging.

이지영 EditorPublished 2026년 9월 16일Updated 2026년 9월 16일
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Security Risks When AI Reads External Documents: Work Design to Prevent Prompt Injection

This article explains prompt injection from a business perspective, detailing how instructions in external documents affect AI behavior. Based on OWASP guidelines, it outlines the boundaries for least privilege, intermediate result reviews, and approval with logging.

When AI goes beyond simply summarizing emails to sending them and modifying business systems, the nature of security questions also changes. This is because, alongside the ability to generate accurate answers, it becomes crucial to determine what information the AI can read and what actions it can take.…

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