获取5日概念板块资金流向，用于分析概念轮动趋势和中短期投资机会
AI agents call get_weekly_concept_trends 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 historical financial data and trends for analysis purposes only. It does not execute trades, modify data, delete information, or trigger external operations. The blast radius of misuse is minimal—an agent could only retrieve or display unwanted financial data, not cause financial harm or irreversible damage.
From the tool's definition Tool name 'get_weekly_concept_trends' and description '获取5日概念板块资金流向' (retrieve 5-day concept sector fund flows) indicate data retrieval with no modification or execution of trades.
Attacks that exploit this kind of access
获取5日概念板块资金流向，用于分析概念轮动趋势和中短期投资机会. 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_weekly_concept_trends: 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_weekly_concept_trends 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_weekly_concept_trends 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_weekly_concept_trends. 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_weekly_concept_trends 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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