get_closed_orders
AI agents call get_closed_orders to retrieve information from Mcp Kraken without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical trading data without side effects. Even though the description is empty, the name strongly implies a read-only operation that queries closed orders—a standard informational query on cryptocurrency exchanges. No account changes, funds movement, or data modification occurs.
From the tool's definition Tool name 'get_closed_orders' indicates retrieval of historical order data with no modification capability. The description is empty, but the name and context (Kraken exchange API) suggest a query operation that returns previously closed orders for review.
Attacks that exploit this kind of access
get_closed_orders. It is categorised as a Read tool in the Mcp Kraken MCP Server, which means it retrieves data without modifying state.
Register the Mcp Kraken MCP server in PolicyLayer and add a rule for get_closed_orders: 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 Kraken. Nothing to install.
get_closed_orders 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 get_closed_orders 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 get_closed_orders. 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.
get_closed_orders is provided by the Mcp Kraken MCP server (xavierbeheydt/mcp-kraken). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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