AI agents call get_holiday_stats to retrieve information from Taiwan Holiday 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 aggregated holiday statistics for Taiwan based on time parameters. It performs no modifications, deletions, financial operations, or code execution. It is a straightforward read operation that queries and returns holiday data statistics, posing minimal security risk.
From the tool's definition Tool name is 'get_holiday_stats' and description states '獲取指定年份或年月的台灣假期統計資訊' (Get Taiwan holiday statistics for specified year or year-month).
Documented attack patterns abuse exactly the kind of access get_holiday_stats gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Taiwan Holiday MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_holiday_stats:
{
"version": "1",
"default": "deny",
"tools": {
"get_holiday_stats": {}
}
}get_holiday_stats is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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獲取指定年份或年月的台灣假期統計資訊. It is categorised as a Read tool in the Taiwan Holiday MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Taiwan Holiday MCP Server MCP server in PolicyLayer and add a rule for get_holiday_stats: 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 Taiwan Holiday MCP Server. Nothing to install.
get_holiday_stats 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_holiday_stats 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_holiday_stats. 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_holiday_stats is provided by the Taiwan Holiday MCP Server MCP server (lis186/taiwan-holiday-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Taiwan Holiday MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
3 Taiwan Holiday MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.