mojo_messages_get

Retrieve captured Mojo IPC messages from the active monitoring session.

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-messages-get.md

WHAT IT DOES

What mojo_messages_get does on Jshookmcp

AI agents call mojo_messages_get 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_messages_get is rated Low

Tool retrieves monitoring data without modifying system state or executing operations.

From the tool's definition Retrieve captured Mojo IPC messages from active monitoring session.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs mojo_messages_get 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_messages_get, this is the rule to start with:

mojo_messages_get Allowed

mojo_messages_get 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_messages_get": {}
  }
}

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_messages_get call is checked against it from then on.

FAQ

Questions about mojo_messages_get

What does the mojo_messages_get tool do? +

Retrieve captured Mojo IPC messages from the active monitoring session. 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_messages_get? +

Register the Jshook MCP server in PolicyLayer and add a rule for mojo_messages_get: 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_messages_get? +

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

Can I rate-limit mojo_messages_get? +

Yes. Add a rate_limit block to the mojo_messages_get 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_messages_get completely? +

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

mojo_messages_get 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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