AI agents call get_newsnow to retrieve information from Mcp Newsnow without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves news articles from specified sources without any side effects, data modification, or external action triggering. It is a read-only query operation with minimal blast radius if misused—worst case would be excessive API calls or accessing unintended news categories.
From the tool's definition Tool name 'get_newsnow' and description '从指定源获取最新新闻' (get latest news from specified source) indicate data retrieval with no modification or execution capability. The server context confirms it aggregates and fetches news from multiple platforms.
Documented attack patterns abuse exactly the kind of access get_newsnow gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Mcp Newsnow, and nothing reaches the server without passing your rules. This is the rule we recommend for get_newsnow:
{
"version": "1",
"default": "deny",
"tools": {
"get_newsnow": {}
}
}get_newsnow is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
Free to start. No card required.
从指定源获取最新新闻. It is categorised as a Read tool in the Mcp Newsnow MCP Server, which means it retrieves data without modifying state.
Register the Mcp Newsnow MCP server in PolicyLayer and add a rule for get_newsnow: 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 Mcp Newsnow. Nothing to install.
get_newsnow 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_newsnow 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_newsnow. 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_newsnow is provided by the Mcp Newsnow MCP server (sligter/mcp_newsnow). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 4 Mcp Newsnow tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
4 Mcp Newsnow tools catalogued and risk-classified — across an index of 42,500+ MCP servers.