store_credential

A write tool on the MCP Framework Personal MCP server.

SERVERMCP Framework Personal SOURCEinggerman/mcps

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/inggerman-mcps/store-credential.md

WHAT IT DOES

What store_credential does on MCP Framework Personal

AI agents use store_credential to create or update resources in MCP Framework Personal, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your MCP Framework Personal environment.

RISK

Why store_credential is rated Medium

The name 'store_credential' strongly implies writing/storing sensitive authentication data (credentials) to some storage. Storing credentials carries high severity due to potential security implications if misused. However, the empty description lowers confidence, as the exact behavior is unknown. Classified as Write rather than Execute since 'store' implies persisting data rather than triggering external operations.

From the tool's definition Tool name 'store_credential' — description is empty and uninformative.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs store_credential safely

PolicyLayer is an MCP gateway: it sits between your AI agents and MCP Framework Personal, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For store_credential, this is the rule to start with:

store_credential Rate-limited

store_credential 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "store_credential": {
      "limits": [
        {
          "counter": "store_credential_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect MCP Framework Personal, apply this rule, and every store_credential call is checked against it from then on.

FAQ

Questions about store_credential

What does the store_credential tool do? +

store_credential is a write tool on the MCP Framework Personal MCP server. It is categorised as a Write tool in the MCP Framework Personal MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on store_credential? +

Register the MCP Framework Personal MCP server in PolicyLayer and add a rule for store_credential: 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 MCP Framework Personal. Nothing to install.

What risk level is store_credential? +

store_credential is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit store_credential? +

Yes. Add a rate_limit block to the store_credential 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.

How do I block store_credential completely? +

Set action: deny in the PolicyLayer policy for store_credential. 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.

What MCP server provides store_credential? +

store_credential is provided by the MCP Framework Personal MCP server (inggerman/mcps). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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