# MCPSentinel

> MCPSentinel — gentaarnezzi-mcpsentinel. Use this tool when you need to identify potential security risks in MCP servers, such as tool poisoning and shadowing. MCPSentinel detects these threats through static rules and semantic analysis, providing a robust security scanning solution. It takes MCP server inputs via stdio and outputs scan results, making it ideal for securing MCP servers in various environments.

Canonical page: https://skillsregistry.net/skills/gentaarnezzi-mcpsentinel  
JSON: https://api.skillsregistry.net/v1/skills/gentaarnezzi-mcpsentinel

## Description

Security scanner for MCP servers that detects tool poisoning, shadowing, and other risks via static rules and semantic analysis. Exposes the scan_mcp_server tool for scanning MCP servers over stdio.

## Trust

- **Trust score (0–1):** 0.67
- **Verification tier:** scanned
- **Last scanned:** 2026-09-03

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** security
- **Updated:** 2026-09-03

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/ljsx69boy8)
- **Repository:** <https://github.com/gentaArnezzi/MCPSentinel>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "gentaarnezzi-mcpsentinel"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/gentaarnezzi-mcpsentinel` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/gentaarnezzi-mcpsentinel/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt