# MCP Auth

> Use this tool when you need to implement secure authentication and authorization in your MCP server using OAuth 2.1, solving access control and identity verification problems. It provides a remote server implementation with user authentication capabilities, accepting user credentials as input and outputting access tokens. Ideal for building secure MCP servers with authenticated user access.

Canonical page: https://skillsregistry.net/skills/rubenpenap-mcp-auth  
JSON: https://api.skillsregistry.net/v1/skills/rubenpenap-mcp-auth

## Description

A remote MCP server implementation that demonstrates authentication and authorization capabilities using OAuth 2.1. This is a workshop project for learning how to build secure MCP servers with user authentication.

## Trust

- **Trust score (0–1):** 0.63
- **Verification tier:** scanned
- **Last scanned:** 2026-09-02

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** security
- **Updated:** 2026-09-02

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/pw6sunpkms)
- **Repository:** <https://github.com/rubenpenap/mcp-auth>

## 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": "rubenpenap-mcp-auth"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/rubenpenap-mcp-auth` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/rubenpenap-mcp-auth/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