Look up a specific Danish company by its 8-digit CVR number. Returns full company details.
AI agents call dk_cvr_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 queries a public database (Danish CVR registry) and retrieves company information based on an identifier. It performs a read-only operation on public business records without creating, modifying, deleting, executing code, or moving money. The blast radius of misuse is minimal since the data is already public and no state is changed.
From the tool's definition Tool description states 'Look up a specific Danish company by its 8-digit CVR number. Returns full company details.' The verb 'look up' combined with 'returns' indicates a retrieval operation with no modification or side effects.
Attacks that exploit this kind of access
Look up a specific Danish company by its 8-digit CVR number. Returns full company details. 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 dk_cvr_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.
dk_cvr_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 dk_cvr_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 dk_cvr_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.
dk_cvr_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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