Get current status of major roads in London.
AI agents call get_road_status to retrieve information from GovUK MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves real-time traffic or road status information from a public UK government data source. It performs no modifications, deletions, code execution, or financial operations. It is a straightforward read operation on publicly available transportation data, presenting minimal risk even if misused by an AI agent.
From the tool's definition Tool name 'get_road_status' and description 'Get current status of major roads in London' indicate data retrieval with no side effects. The verb 'Get' combined with 'current status' describes a query operation that reads public road information.
Attacks that exploit this kind of access
Get current status of major roads in London. It is categorised as a Read tool in the GovUK MCP Server MCP Server, which means it retrieves data without modifying state.
Register the GovUK MCP Server MCP server in PolicyLayer and add a rule for get_road_status: 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 GovUK MCP Server. Nothing to install.
get_road_status 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_road_status 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_road_status. 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_road_status is provided by the GovUK MCP Server MCP server (stealth-labs-ltd/govuk-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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