从akshare获取股票新闻数据
AI agents call get_ak_stock_news_em to retrieve information from FNewsCrawler without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves stock news data from an external API (akshare). It performs a read-only query operation that does not modify, delete, or execute any actions. The blast radius of misuse is minimal—an attacker could only retrieve publicly available financial news information. No destructive, financial transactions, or code execution capabilities are present.
From the tool's definition Tool name 'get_ak_stock_news_em' and description 'from akshare get stock news data' indicate a data retrieval operation. The verb 'get' and the context of fetching news data confirms this is a query-only operation with no side effects.
Attacks that exploit this kind of access
从akshare获取股票新闻数据. It is categorised as a Read tool in the FNewsCrawler MCP Server, which means it retrieves data without modifying state.
Register the FNewsCrawler MCP server in PolicyLayer and add a rule for get_ak_stock_news_em: 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 FNewsCrawler. Nothing to install.
get_ak_stock_news_em 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_ak_stock_news_em 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_ak_stock_news_em. 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_ak_stock_news_em is provided by the FNewsCrawler MCP server (noimank/fnewscrawler). 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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