AI agents call get_company_info to retrieve information from CSMAR 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 company information from financial databases without creating, modifying, deleting, or executing operations. The operation is read-only and carries minimal risk—accessing basic company data has no destructive or financial transaction capability.
From the tool's definition Tool name 'get_company_info' and description '获取公司基本信息' (get company basic information) indicate data retrieval with no modification or side effects.
Documented attack patterns abuse exactly the kind of access get_company_info gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and CSMAR MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_company_info:
{
"version": "1",
"default": "deny",
"tools": {
"get_company_info": {}
}
}get_company_info is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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获取公司基本信息. It is categorised as a Read tool in the CSMAR MCP Server MCP Server, which means it retrieves data without modifying state.
Register the CSMAR MCP Server MCP server in PolicyLayer and add a rule for get_company_info: 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 CSMAR MCP Server. Nothing to install.
get_company_info 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_company_info 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_company_info. 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_company_info is provided by the CSMAR MCP Server MCP server (ww11-max/csmar-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from CSMAR MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
11 CSMAR MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.