mojo_decode_message

Decode a Mojo IPC hex payload into a structured field map.

SERVERJshookmcp SOURCE@jshookmcp/jshook

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-vmoranv-jshookmcp/mojo-decode-message.md

WHAT IT DOES

What mojo_decode_message does on Jshookmcp

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

RISK

Why mojo_decode_message is rated Low

Decodes and parses existing data without side effects or external actions.

From the tool's definition Decode a Mojo IPC hex payload into a structured field map.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs mojo_decode_message safely

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

mojo_decode_message Allowed

mojo_decode_message 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": {
    "mojo_decode_message": {}
  }
}

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

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

FAQ

Questions about mojo_decode_message

What does the mojo_decode_message tool do? +

Decode a Mojo IPC hex payload into a structured field map. It is categorised as a Read tool in the Jshookmcp MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on mojo_decode_message? +

Register the Jshook MCP server in PolicyLayer and add a rule for mojo_decode_message: 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 Jshookmcp. Nothing to install.

What risk level is mojo_decode_message? +

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

Can I rate-limit mojo_decode_message? +

Yes. Add a rate_limit block to the mojo_decode_message 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 mojo_decode_message completely? +

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

mojo_decode_message is provided by the Jshook MCP server (@jshookmcp/jshook). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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