Look up a Finnish company by Business ID (Y-tunnus). Returns detailed information including registers, addresses, and history.
AI agents call fi_company_lookup to retrieve information from Mcp Nordic without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves publicly available Finnish business information by ID lookup. It performs a read-only query against a public company registry, similar to the other sibling tools (dk_cvr_lookup, dk_cvr_search) which are clearly informational lookups. There are no side effects, data modifications, code execution, deletions, or financial operations.
From the tool's definition Tool name 'fi_company_lookup' and description 'Look up a Finnish company by Business ID... Returns detailed information' indicate query-only retrieval of public company register data with no modification or deletion capability.
Attacks that exploit this kind of access
Look up a Finnish company by Business ID (Y-tunnus). Returns detailed information including registers, addresses, and history. It is categorised as a Read tool in the Mcp Nordic MCP Server, which means it retrieves data without modifying state.
Register the Mcp Nordic MCP server in PolicyLayer and add a rule for fi_company_lookup: 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 Nordic. Nothing to install.
fi_company_lookup 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 fi_company_lookup 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 fi_company_lookup. 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.
fi_company_lookup is provided by the Mcp Nordic MCP server (robobobby/mcp-nordic). 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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