This record as markdown: /tools/mittwald-mcp-server/mittwald-login-token.md
What mittwald_login_token does on Mittwald MCP Server
AI agents use mittwald_login_token to create or update resources in Mittwald MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Mittwald MCP Server environment.
Why mittwald_login_token is rated Medium
This tool authenticates a session using an API token, which creates/establishes an authenticated session state. It's a Write operation (creates a session/auth state) rather than purely Read. Misuse could allow unauthorized access to all resources available under that token, but the tool itself is the authentication step rather than a destructive or financial action.
From the tool's definition Login using API token
Attacks that exploit this kind of access
The rule that runs mittwald_login_token safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mittwald MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For mittwald_login_token, this is the rule to start with:
mittwald_login_token stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Mittwald MCP Server, apply this rule, and every mittwald_login_token call is checked against it from then on.
Questions about mittwald_login_token
Login using API token. It is categorised as a Write tool in the Mittwald MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Mittwald MCP Server MCP server in PolicyLayer and add a rule for mittwald_login_token: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Mittwald MCP Server. Nothing to install.
mittwald_login_token is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the mittwald_login_token rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for mittwald_login_token. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
mittwald_login_token is provided by the Mittwald MCP Server MCP server (mittwald/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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