download_from_deck
Download a file or directory from the Deck into a local dropbox folder.
This record as markdown: /tools/mcp-control-plane/download-from-deck.md
What download_from_deck does on Mcp Control Plane
AI agents use download_from_deck to create or update resources in Mcp Control Plane, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Mcp Control Plane environment.
Why download_from_deck is rated Medium
This tool writes data to the local filesystem by downloading files/directories into a local dropbox folder. It creates or places new files locally, which is a Write operation. It is not purely Read (data moves to local storage with side effects), not Destructive (does not delete or overwrite existing data irreversibly by description), and not Execute.
From the tool's definition Download a file or directory from the Deck into a local dropbox folder
Attacks that exploit this kind of access
The rule that runs download_from_deck safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Control Plane, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For download_from_deck, this is the rule to start with:
download_from_deck stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Control Plane, apply this rule, and every download_from_deck call is checked against it from then on.
Questions about download_from_deck
Download a file or directory from the Deck into a local dropbox folder. It is categorised as a Write tool in the Mcp Control Plane MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Mcp Control Plane MCP server in PolicyLayer and add a rule for download_from_deck: 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 Mcp Control Plane. Nothing to install.
download_from_deck is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the download_from_deck 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 download_from_deck. 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.
download_from_deck is provided by the Mcp Control Plane MCP server (albertik322-sudo/mcp-control-plane). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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