# Trust boundary

> Trust boundary: The line between context written by the developer or the user being served, and context anyone else controls, which must not be allowed…

Canonical: https://llmdojo.dev/glossary/trust-boundary

Also called trust boundaries.

The line between context written by the developer or the user being served, and context anyone else controls, which must not be allowed to give orders.

Learn it in the lesson: [Label context by who controls it](https://llmdojo.dev/learn/prompt-context-engineering/prompt-injection/trust-boundaries) (Prompt and Context Engineering · Prompt Injection and Trust Boundaries).

## Related
- [Prompt injection](https://llmdojo.dev/glossary/prompt-injection)
- [Indirect prompt injection](https://llmdojo.dev/glossary/indirect-prompt-injection)
- [Jailbreaking](https://llmdojo.dev/glossary/jailbreak)
- [Glossary of every term](https://llmdojo.dev/glossary)