sbb_get_rail_disruptions · SBB Open Data MCP Server MCP

WHAT IT DOES

What sbb_get_rail_disruptions does on SBB Open Data MCP Server

AI agents call sbb_get_rail_disruptions to retrieve information from SBB Open Data MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

WHY IT NEEDS A POLICY

Why sbb_get_rail_disruptions needs a policy

This tool retrieves real-time disruption information from public SBB open data without modifying any state. The 'get' verb and query-oriented server purpose confirm read-only semantics. Low severity because accessing public disruption data poses minimal risk even if misused by an AI agent—it cannot alter infrastructure, financial systems, or sensitive operations.

From the tool's definition Tool name 'sbb_get_rail_disruptions' indicates data retrieval with 'get' prefix. Server description states it enables 'query real-time disruptions' as a read operation.

Attacks that exploit this kind of access

Questions about sbb_get_rail_disruptions

What does the sbb_get_rail_disruptions tool do? +

sbb_get_rail_disruptions. It is categorised as a Read tool in the SBB Open Data MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on sbb_get_rail_disruptions? +

Register the SBB Open Data MCP Server MCP server in PolicyLayer and add a rule for sbb_get_rail_disruptions: 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 SBB Open Data MCP Server. Nothing to install.

What risk level is sbb_get_rail_disruptions? +

sbb_get_rail_disruptions is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit sbb_get_rail_disruptions? +

Yes. Add a rate_limit block to the sbb_get_rail_disruptions 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.

How do I block sbb_get_rail_disruptions completely? +

Set action: deny in the PolicyLayer policy for sbb_get_rail_disruptions. 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.

What MCP server provides sbb_get_rail_disruptions? +

sbb_get_rail_disruptions is provided by the SBB Open Data MCP Server MCP server (malkreide/sbb-opendata-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.