agent-shield

Monitor AI agent actions and detect security threats during runtime.

Updated May 24, 2026
One-click install
npx skills add https://github.com/haJ1t/senior-dev-squad-skills --skill agent-shield-haj1t
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: agent-shield
Source: https://github.com/haJ1t/senior-dev-squad-skills/tree/main/plugins/senior-dev-squad/skills/agent-shield
Command: npx skills add https://github.com/haJ1t/senior-dev-squad-skills --skill agent-shield-haj1t

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This Skill provides a robust security layer for AI agents, detecting and mitigating potential threats like prompt injection, credential leakage, data exfiltration, and dangerous operations.

Core Features & Use Cases

  • Prompt Injection Detection: Identifies and blocks attempts to override system prompts or gain unauthorized control.
  • Credential Leakage Prevention: Scans and redacts sensitive credentials from agent outputs.
  • Data Exfiltration Detection: Monitors and blocks suspicious external connections and data transfers.
  • Dangerous Operation Prevention: Intercepts and requires confirmation for destructive or risky system commands.
  • File Access Monitoring: Flags and logs sensitive file accesses.
  • Output Scanning and PII Filtering: Redacts personally identifiable information from agent outputs.
  • Shield Modes: Offers Passive, Active, and Paranoid modes for different security requirements.
  • Real-Time Alerts and Event Management: Collects, logs, and reports security events for auditing and monitoring.
  • Final Verification Checklist: Ensures all security layers are properly applied and effective.

Quick Start

Run the agent-shield skill on the AI agent to enable security monitoring and protection.

Frequently Asked Questions about agent-shield

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

FAQPage Schema
How do I prevent prompt injection attacks on my AI agent?

To prevent prompt injection on your AI agent, you need runtime security monitoring that detects and blocks attempts to override system prompts or gain unauthorized control. This protection layer intercepts malicious instructions during execution to mitigate threats.

What is runtime security for AI agents and how does it work?

Runtime security for AI agents monitors actions during execution, utilizing regex pattern matching, file access monitoring, and real-time alerting to detect threats like credential leakage, data exfiltration, and dangerous operations before they execute.

How do I stop my AI agent from leaking credentials and PII in outputs?

To stop your AI agent from leaking credentials and PII in outputs, implement output scanning and PII filtering. This approach scans agent outputs and automatically redacts sensitive credentials and personally identifiable information.

Can I monitor file access and block dangerous operations during AI agent execution?

Yes, you can monitor file access and block dangerous operations during AI agent execution. This protection flags and logs sensitive file accesses while intercepting destructive system commands to require explicit confirmation.

What are the different security modes available for AI agent protection?

AI agent protection modes include Passive, Active, and Paranoid levels for different security requirements. These tiers scale from basic monitoring to aggressive interception, allowing you to balance security strictness with agent autonomy.

How do I detect and block data exfiltration attempts from my AI agent?

To detect and block data exfiltration attempts from your AI agent, deploy runtime monitoring that tracks suspicious external connections and data transfers. This mechanism blocks unauthorized outbound traffic to prevent sensitive data loss.