Cybersecurity definition
What is Prompt Injection?
By Cyber Tool Stack Editorial TeamUpdated
Definition
An attack in which untrusted instructions supplied directly by a user or indirectly through retrieved content attempt to override an AI application's intended instructions, policy, or tool-use boundaries.
Where Prompt Injection fits in the security landscape
These beginner lessons use this term while explaining the surrounding security control.
Related cybersecurity terms
AI JailbreakA prompt or interaction pattern designed to make an AI system bypass its safety or policy restrictions and produce behavior that the system was intended to refuse.Agentic AIAn AI system that can plan and take actions through tools, APIs, data sources, or other agents, creating security consequences beyond simply generating text or images.AI SecurityThe discipline of identifying, testing, governing, and reducing security risks in machine-learning models, generative-AI applications, and autonomous agents across their development and operating lifecycle.