Authenticator App · 2FA

What is the Authenticator App MCP Server?

The Authenticator App MCP Server is a secure tool that allows AI agents to interact with the Authenticator App. It enables AI agents to retrieve 2FA codes and passwords, which can then be used to automate login processes across various websites and platforms.

How to use the project?

To use the server, you need to install the Authenticator App on your desktop and create an access token. The MCP server is then configured with this token and can be run and connected to an AI client like Cursor. Once connected, you can ask your AI agent to fetch your credentials for a specific website.

Key Features

Secure Credential Retrieval: Securely fetches 2FA codes and passwords from the Authenticator App.
Automated Logins: Enables AI agents to automate the login process for you.
Easy Integration: Designed for easy integration with MCP-compatible AI clients.

Use Cases

AI-Assisted Logins: Let your AI assistant handle the tedious process of logging into websites.
Password Management: Use your AI agent to quickly retrieve passwords for your various accounts.
Enhanced Security: Keep your 2FA codes and passwords secure within the Authenticator App while still being able to use them with your AI assistant.

FAQ

Q: What is the Authenticator App? A: The Authenticator App is a desktop application for managing your 2FA codes and passwords.

Q: Is it secure to use this with my AI agent? A: Yes, the server is designed to be secure, and your credentials are not exposed directly to the AI agent. The agent only receives the code or password when you explicitly request it.

Q: Where can I get an access token? A: You can create an access token from within the Authenticator App's settings.

A secure MCP (Model Context Protocol) server that enables AI agents to interact with the Authenticator App. It provides seamless access to 2FA codes and passwords, allowing AI agents to assist with automated login processes while maintaining security. This tool bridges the gap between AI assistants and secure authentication, making it easier to manage your credentials across different platforms and websites.

How it works

Open your AI agent's integrated chat interface (such as Cursor's agent mode).
Ask AI agent to retrieve your 2FA code or password for your desired website and account.
AI agent will securely fetch these credentials, then can utilize them to automate your login process.

This MCP server is specifically designed for use with Authenticator App · 2FA.

Getting Started

Many AI clients use a configuration file to manage MCP servers.

The authenticator-mcp tool can be configured by adding the following to your configuration file.

NOTE: You will need to create a Authenticator App access token to use this server. Instructions on how to create a Authenticator App access token can be found here.

MacOS / Linux

{
  "mcpServers": {
    "Authenticator App MCP": {
      "command": "npx",
      "args": ["-y", "authenticator-mcp", "--access-token=YOUR-KEY"]
    }
  }
}

Windows

{
  "mcpServers": {
    "Authenticator App MCP": {
      "command": "cmd",
      "args": ["/c", "npx", "-y", "authenticator-mcp", "--access-token=YOUR-KEY"]
    }
  }
}

Or you can set AUTHENTICATOR_ACCESS_TOKEN in the env field.

Install Authenticator App · 2FA Desktop version

Creating an Access Token

Launch the desktop version of Authenticator App · 2FA.
Navigate to Settings and locate the MCP Server section.
Enable the MCP Server by toggling it ON, then proceed to generate your access token.

Please note that the access token will only be displayed once. Be sure to copy it immediately and add it to your MCP client configuration.

Authenticator App · 2FA