image-dataUri

Generates a random data uri containing an URL-encoded SVG image or a Base64-encoded SVG image.

SERVERFaker MCP Server SOURCEkentrino/faker-mcp-server

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade C, identity unverified Pull the record →

This record as markdown: /tools/kentrino-faker-mcp-server/image-datauri.md

WHAT IT DOES

What image-dataUri does on Faker MCP Server

AI agents call image-dataUri to retrieve information from Faker MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why image-dataUri is rated Low

This tool retrieves/generates data only—it produces random SVG image data URIs without modifying, deleting, executing external operations, or creating financial obligations. It is purely generative with no persistent side effects, fitting the Read category with low severity risk.

From the tool's definition Tool 'image-dataUri' generates fake data (random data uri with URL-encoded or Base64-encoded SVG image) with no side effects or state modifications.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs image-dataUri safely

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

image-dataUri Allowed

image-dataUri is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "image-dataUri": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Faker MCP Server, apply this rule, and every image-dataUri call is checked against it from then on.

FAQ

Questions about image-dataUri

What does the image-dataUri tool do? +

Generates a random data uri containing an URL-encoded SVG image or a Base64-encoded SVG image. It is categorised as a Read tool in the Faker MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on image-dataUri? +

Register the Faker MCP Server MCP server in PolicyLayer and add a rule for image-dataUri: 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 Faker MCP Server. Nothing to install.

What risk level is image-dataUri? +

image-dataUri is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit image-dataUri? +

Yes. Add a rate_limit block to the image-dataUri 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 image-dataUri completely? +

Set action: deny in the PolicyLayer policy for image-dataUri. 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 image-dataUri? +

image-dataUri is provided by the Faker MCP Server MCP server (kentrino/faker-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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