apex_list_topics

List all available monitoring topics

SERVER,APEX MCP Server SOURCEgbesse/mcp-server

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade B, identity unverified Pull the record →

This record as markdown: /tools/gbesse-mcp-server/apex-list-topics.md

WHAT IT DOES

What apex_list_topics does on ,APEX MCP Server

AI agents call apex_list_topics to retrieve information from ,APEX MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why apex_list_topics is rated Low

This tool retrieves and lists existing monitoring topics without creating, modifying, deleting, or executing any actions. It is a straightforward read operation with minimal security risk. The compliance monitoring context poses no additional risk since the tool only queries data that the user should already have access to manage.

From the tool's definition Tool name is 'apex_list_topics' and description states 'List all available monitoring topics' — a retrieval operation with no modification or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs apex_list_topics safely

PolicyLayer is an MCP gateway: it sits between your AI agents and ,APEX MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For apex_list_topics, this is the rule to start with:

apex_list_topics Allowed

apex_list_topics is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "apex_list_topics": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect ,APEX MCP Server, apply this rule, and every apex_list_topics call is checked against it from then on.

FAQ

Questions about apex_list_topics

What does the apex_list_topics tool do? +

List all available monitoring topics. It is categorised as a Read tool in the ,APEX MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on apex_list_topics? +

Register the ,APEX MCP Server MCP server in PolicyLayer and add a rule for apex_list_topics: 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 ,APEX MCP Server. Nothing to install.

What risk level is apex_list_topics? +

apex_list_topics is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit apex_list_topics? +

Yes. Add a rate_limit block to the apex_list_topics 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.

How do I block apex_list_topics completely? +

Set action: deny in the PolicyLayer policy for apex_list_topics. 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.

What MCP server provides apex_list_topics? +

apex_list_topics is provided by the ,APEX MCP Server MCP server (gbesse/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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