Map a US lat/lon to its FCC spectrum-licensing geographies — Cellular Market Area (CMA), Basic/Major Trading Area (BTA/MTA), Partial Economic Area (PEA), and BEA/EAG/MEA/REAG economic areas — plus 2020 Census block FIPS, county, and block population. These define spectrum-license boundaries; dist...
AI agents call telecom.market-area to retrieve information from Mcp without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a data retrieval tool. It queries public FCC spectrum licensing geographies and Census demographic data and returns the results. No data is created, modified, deleted, or executed. The tool performs a pure read operation on static reference datasets.
From the tool's definition Tool maps coordinates to geographic reference data (FCC spectrum zones, Census blocks, county info); returns lookup results with no side effects. Description uses "map", "lookup", and references public-domain Census and FCC data.
Attacks that exploit this kind of access
Map a US lat/lon to its FCC spectrum-licensing geographies — Cellular Market Area (CMA), Basic/Major Trading Area (BTA/MTA), Partial Economic Area (PEA), and BEA/EAG/MEA/REAG economic areas — plus 2020 Census block FIPS, county, and block population. These define spectrum-license boundaries; distinct from ordinary geocoding. Keyless, public-domain. It is categorised as a Read tool in the Mcp MCP Server, which means it retrieves data without modifying state.
Register the MCP server in PolicyLayer and add a rule for telecom.market-area: 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. Nothing to install.
telecom.market-area 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 telecom.market-area 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 telecom.market-area. 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.
telecom.market-area is provided by the MCP server (@2sio/mcp). 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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