textprep.remove_credit_card_number

Mask credit card number patterns.

SERVERPypi:mhlabs Mcp Tools SOURCEMusaddiqueHussainLabs/mhlabs_mcp_tools

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/io-github-musaddiquehussainlabs-mhlabs-mcp-tools/textprep.remove-credit-card-number.md

WHAT IT DOES

What textprep.remove_credit_card_number does on Pypi:mhlabs Mcp Tools

AI agents use textprep.remove_credit_card_number to create or update resources in Pypi:mhlabs Mcp Tools, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Pypi:mhlabs Mcp Tools environment.

RISK

Why textprep.remove_credit_card_number is rated Medium

The tool modifies text by masking (replacing/transforming) credit card number patterns in data. This is a reversible transformation of text content — the original text is altered but no data is permanently destroyed, making it a Write operation. Severity is medium because it modifies potentially sensitive financial data, though the intent is protective (PII masking).

From the tool's definition Mask credit card number patterns

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs textprep.remove_credit_card_number safely

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

textprep.remove_credit_card_number Rate-limited

textprep.remove_credit_card_number 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": {
    "textprep.remove_credit_card_number": {
      "limits": [
        {
          "counter": "textprep.remove_credit_card_number_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 Pypi:mhlabs Mcp Tools, apply this rule, and every textprep.remove_credit_card_number call is checked against it from then on.

FAQ

Questions about textprep.remove_credit_card_number

What does the textprep.remove_credit_card_number tool do? +

Mask credit card number patterns. It is categorised as a Write tool in the Pypi:mhlabs Mcp Tools MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on textprep.remove_credit_card_number? +

Register the Pypi:mhlabs Mcp Tools MCP server in PolicyLayer and add a rule for textprep.remove_credit_card_number: 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 Pypi:mhlabs Mcp Tools. Nothing to install.

What risk level is textprep.remove_credit_card_number? +

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

Can I rate-limit textprep.remove_credit_card_number? +

Yes. Add a rate_limit block to the textprep.remove_credit_card_number 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 textprep.remove_credit_card_number completely? +

Set action: deny in the PolicyLayer policy for textprep.remove_credit_card_number. 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 textprep.remove_credit_card_number? +

textprep.remove_credit_card_number is provided by the Pypi:mhlabs Mcp Tools MCP server (MusaddiqueHussainLabs/mhlabs_mcp_tools). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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