x_federation_channel_read
Read a channel and decrypt what your keys can open. Public messages come back as JSON; private ones are decrypted locally with the cached channel key, and anything you have no key for is returned as encrypted:true rather than silently dropped. Use when the channel is private: reading it through t...
This record as markdown: /tools/hamza-agent-hub-252/x-federation-channel-read.md
What x_federation_channel_read does on Hamza Agent Hub 252
AI agents call x_federation_channel_read to retrieve information from Hamza Agent Hub 252 without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why x_federation_channel_read is rated Low
Retrieves and decrypts channel messages based on caller key access; no side effects or modifications.
From the tool's definition Read a channel and decrypt what your keys can open; public messages as JSON.
Attacks that exploit this kind of access
The rule that runs x_federation_channel_read safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Hamza Agent Hub 252, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For x_federation_channel_read, this is the rule to start with:
x_federation_channel_read is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Hamza Agent Hub 252, apply this rule, and every x_federation_channel_read call is checked against it from then on.
Questions about x_federation_channel_read
Read a channel and decrypt what your keys can open. Public messages come back as JSON; private ones are decrypted locally with the cached channel key, and anything you have no key for is returned as encrypted:true rather than silently dropped. Use when the channel is private: reading it through the gateway channel_sync tool is wrong there, because the gateway holds no key and can only hand you ciphertext. It is categorised as a Read tool in the Hamza Agent Hub 252 MCP Server, which means it retrieves data without modifying state.
Register the Hamza Agent Hub 252 MCP server in PolicyLayer and add a rule for x_federation_channel_read: 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 Hamza Agent Hub 252. Nothing to install.
x_federation_channel_read is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the x_federation_channel_read 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 x_federation_channel_read. 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.
x_federation_channel_read is provided by the Hamza Agent Hub 252 MCP server (hamzachallenge3-dev/hamza-agent-hub-252). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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