# AI Skill Shield > AI Skill Shield is a web-based security validator for AI agent skills. It reviews SKILL.md content, uploaded skill packages, and public GitHub repositories before installation. ## Primary pages - [Validate an AI agent skill](https://ai-skill-shield.suppeng.com/): Upload files, paste SKILL.md, or audit a GitHub repository. - [Compare AI agent skills](https://ai-skill-shield.suppeng.com/compare): Compare validation scores, risk levels, and security findings. - [Security policy rules](https://ai-skill-shield.suppeng.com/rules): Review and configure validation policy options. - [API documentation](https://ai-skill-shield.suppeng.com/docs/api): Integrate validation, repository audits, policies, and reports. ## What AI Skill Shield checks - Secrets and credential exposure - Destructive commands and shell-execution risk - External network access and domains - Install scripts, workflows, registries, and submodules - Compatibility across supported AI agent ecosystems - Permission declarations and install risk ## Publisher AI Skill Shield is made by [Support Engine](https://suppeng.com/) in Bangladesh.