AI agents call list_legal_forms to retrieve information from Mcp Swiss without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a simple data retrieval with no side effects, no code execution, no data modification, and no irreversible actions. It returns a static list of company legal form abbreviations (AG, GmbH, etc.) from Swiss public data. This is a classic Read operation with minimal blast radius if misused by an AI agent.
From the tool's definition Tool name 'list_legal_forms' and description 'List all Swiss company legal forms' indicate a query operation that retrieves and returns static reference data about company legal form categories.
Attacks that exploit this kind of access
List all Swiss company legal forms (AG, GmbH, etc.). It is categorised as a Read tool in the Mcp Swiss MCP Server, which means it retrieves data without modifying state.
Register the Mcp Swiss MCP server in PolicyLayer and add a rule for list_legal_forms: 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 Swiss. Nothing to install.
list_legal_forms 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 list_legal_forms 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 list_legal_forms. 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.
list_legal_forms is provided by the Mcp Swiss MCP server (mcp-swiss). 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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