여러 종목 비교 분석
AI agents call stock_compare to retrieve information from PM-MCP (Portfolio Management MCP Server) without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs comparative analysis across multiple stocks, which is fundamentally a read operation that queries and presents financial data. There are no side effects, no data modification, no code execution, no irreversible actions, and no financial transactions.
From the tool's definition Tool name 'stock_compare' and description '여러 종목 비교 분석' (multiple stock comparison analysis) indicate retrieval and analysis of existing market data without modification, deletion, or execution of external operations.
Attacks that exploit this kind of access
여러 종목 비교 분석. It is categorised as a Read tool in the PM-MCP (Portfolio Management MCP Server) MCP Server, which means it retrieves data without modifying state.
Register the PM-MCP (Portfolio Management MCP Server) MCP server in PolicyLayer and add a rule for stock_compare: 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 PM-MCP (Portfolio Management MCP Server). Nothing to install.
stock_compare 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 stock_compare 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 stock_compare. 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.
stock_compare is provided by the PM-MCP (Portfolio Management MCP Server) MCP server (surplus96/pm-mcp). 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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