종목명으로 종목코드를 검색합니다.
AI agents call search_stock to retrieve information from Stock 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 stock codes based on stock names—a pure data lookup with no side effects. It matches the Read category (retrieves or queries data; no side effects). Even though it deals with financial data, it performs no financial transactions, money movement, or irreversible operations.
From the tool's definition Tool description states '종목명으로 종목코드를 검색합니다' (search for stock code by stock name). The sibling tools include search, screen, get, diagnose, and analyze operations—all read-only data retrieval operations typical of financial information APIs.
Attacks that exploit this kind of access
종목명으로 종목코드를 검색합니다. It is categorised as a Read tool in the Stock MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Stock MCP Server MCP server in PolicyLayer and add a rule for search_stock: 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 Stock MCP Server. Nothing to install.
search_stock 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 search_stock 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 search_stock. 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.
search_stock is provided by the Stock MCP Server MCP server (juuuuuuni/stock-mcp-server). 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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