AI agents use export_dataset to create or update resources in Nasdaq Data Link MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Nasdaq Data Link MCP Server environment.
The tool performs data export—a write operation that creates or produces output artifacts (exported data files). While it doesn't modify the source dataset itself, export creates new data objects/files. This is less severe than Execute (no arbitrary code) or Destructive (reversible; data remains in source), but more severe than Read-only retrieval.
From the tool's definition Tool is named 'export_dataset' and belongs to a financial data access server (Nasdaq Data Link). Export operations typically write data to an output format or destination, creating or producing files/outputs. No description provided, limiting certainty.
Documented attack patterns abuse exactly the kind of access export_dataset gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Nasdaq Data Link MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for export_dataset:
{
"version": "1",
"default": "deny",
"tools": {
"export_dataset": {
"limits": [
{
"counter": "export_dataset_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}export_dataset 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.
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export_dataset. It is categorised as a Write tool in the Nasdaq Data Link MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Nasdaq Data Link MCP Server MCP server in PolicyLayer and add a rule for export_dataset: 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 Nasdaq Data Link MCP Server. Nothing to install.
export_dataset 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 export_dataset 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 export_dataset. 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.
export_dataset is provided by the Nasdaq Data Link MCP Server MCP server (stefanoamorelli/nasdaq-data-link-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 5 Nasdaq Data Link MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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5 Nasdaq Data Link MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.