해외주식 계좌의 보유 종목 잔고를 조회합니다.
AI agents call kis_get_overseas_balance to retrieve information from KIS 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 account balance information without creating, modifying, deleting, or executing any operations. It is a read-only query of financial account data. While it accesses sensitive financial information, the risk is low because the tool performs no state-changing action and simply returns existing data.
From the tool's definition Tool name 'kis_get_overseas_balance' and description '해외주식 계좌의 보유 종목 잔고를 조회합니다' (retrieves holdings balance in overseas stock account) indicate a query/retrieval operation with no data modification.
Attacks that exploit this kind of access
해외주식 계좌의 보유 종목 잔고를 조회합니다. It is categorised as a Read tool in the KIS MCP Server MCP Server, which means it retrieves data without modifying state.
Register the KIS MCP Server MCP server in PolicyLayer and add a rule for kis_get_overseas_balance: 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 KIS MCP Server. Nothing to install.
kis_get_overseas_balance 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 kis_get_overseas_balance 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 kis_get_overseas_balance. 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.
kis_get_overseas_balance is provided by the KIS MCP Server MCP server (nangchang/stock-kis-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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