mojo_encode_message
Encode a structured Mojo IPC message into a hex payload.
This record as markdown: /tools/io-github-vmoranv-jshookmcp/mojo-encode-message.md
What mojo_encode_message does on Jshookmcp
AI agents invoke mojo_encode_message to trigger actions in Jshookmcp. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
Why mojo_encode_message is rated High
Encodes IPC messages that could trigger inter-process operations when sent.
From the tool's definition Encode a structured Mojo IPC message into a hex payload
Attacks that exploit this kind of access
The rule that runs mojo_encode_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_encode_message, this is the rule to start with:
mojo_encode_message stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Jshookmcp, apply this rule, and every mojo_encode_message call is checked against it from then on.
Questions about mojo_encode_message
Encode a structured Mojo IPC message into a hex payload. It is categorised as a Execute tool in the Jshookmcp MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Jshook MCP server in PolicyLayer and add a rule for mojo_encode_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.
mojo_encode_message is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the mojo_encode_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.
Set action: deny in the PolicyLayer policy for mojo_encode_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.
mojo_encode_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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