List all Recon Substack newsletter posts sorted by date. Shows title, subtitle, date, word count, and slug for each post.
AI agents call list_substack_posts to retrieve information from Recon Fuzz Knowledge without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and displays information about Substack posts (title, subtitle, date, word count, slug) in sorted order. It performs no side effects, does not modify data, and does not execute code or trigger external operations. It is a straightforward read/query operation with minimal security impact.
From the tool's definition Tool name 'list_substack_posts' and description 'List all Recon Substack newsletter posts sorted by date. Shows title, subtitle, date, word count, and slug for each post' indicate a retrieval operation that returns metadata about existing posts without…
Attacks that exploit this kind of access
List all Recon Substack newsletter posts sorted by date. Shows title, subtitle, date, word count, and slug for each post. It is categorised as a Read tool in the Recon Fuzz Knowledge MCP Server, which means it retrieves data without modifying state.
Register the Recon Fuzz Knowledge MCP server in PolicyLayer and add a rule for list_substack_posts: 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 Recon Fuzz Knowledge. Nothing to install.
list_substack_posts 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 list_substack_posts 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 list_substack_posts. 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.
list_substack_posts is provided by the Recon Fuzz Knowledge MCP server (recon-fuzz/recon-mcp-knowledge). 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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