StruQ

Sanitize and validate user inputs using structured queries to defend against prompt injection attacks.

Updated Feb 11, 2026
One-click install
npx skills add https://github.com/zzw4257/security-skills --skill struq
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: StruQ
Source: https://github.com/zzw4257/security-skills/tree/main/skills/struq
Command: npx skills add https://github.com/zzw4257/security-skills --skill struq

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill addresses the critical security vulnerability of prompt injection attacks, helping to defend AI models against malicious inputs that could compromise their integrity or safety.

Core Features & Use Cases

  • Structured Querying: Employs structured queries to validate and sanitize user inputs, preventing adversarial prompts from manipulating model behavior.
  • Prompt Injection Defense: Specifically designed to identify and neutralize various prompt injection techniques.
  • Use Case: Integrate this Skill into your AI application's input pipeline to automatically scan and neutralize any potentially harmful prompts before they reach the language model, ensuring secure and predictable AI interactions.

Quick Start

Use the StruQ skill to scan the provided user input for prompt injection vulnerabilities.

Frequently Asked Questions about StruQ

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I defend against prompt injection attacks in LLM applications?

You can defend against prompt injection by integrating structured queries into your AI input pipeline to automatically scan, sanitize, and validate user inputs before they reach the language model.

What is structured querying for AI security?

Structured querying for AI security is a technique that validates and sanitizes user inputs to identify and neutralize various prompt injection techniques, ensuring secure and predictable LLM interactions during content generation or data analysis.

How do I sanitize user inputs for chatbot development to prevent adversarial attacks?

Sanitize user inputs for chatbot development by employing structured queries that automatically scan and neutralize potentially harmful prompts, ensuring that adversarial attacks cannot compromise the integrity or safety of your AI models.

Does prompt injection defense work without modifying the core language model?

Yes, prompt injection defense works without modifying the core language model by functioning as an input pipeline component that intercepts, scans, and neutralizes malicious prompts before user inputs are processed by the LLM.

When do I need to implement input validation for LLM interactions?

You need to implement input validation for LLM interactions whenever your application processes external user inputs, specifically in scenarios requiring robust security like content generation, data analysis, and chatbot development, to ensure predictable AI behavior.

What are the limitations of using structured queries for LLM security?

The limitations of using structured queries for LLM security include relying entirely on pre-processing sanitization rather than intrinsic model alignment, requiring continuous updates to detect evolving adversarial prompt techniques and novel prompt injection vectors.