update_security_config · Overlord MCP Server MCP

WHAT IT DOES

What update_security_config does on Overlord MCP Server

AI agents use update_security_config to create or update resources in Overlord MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Overlord MCP Server environment.

WHY IT NEEDS A POLICY

Why update_security_config needs a policy

This tool creates or modifies data (security configuration settings) in a reversible manner—changes to security settings can be updated again. While security configuration is critical, the tool itself performs a Write operation rather than Delete/Destructive (which would be irreversible).

From the tool's definition Tool name 'update_security_config' combined with description 'Update server security settings (admin only)' indicates modification of security-critical configuration data.

Risk signalsAdmin/system-level operation

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_security_config Rate-limited

update_security_config stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "update_security_config": {
      "limits": [
        {
          "counter": "update_security_config_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Overlord MCP Server, so you can run agents against it safely.

FAQ

Questions about update_security_config

What does the update_security_config tool do? +

Update server security settings (admin only). It is categorised as a Write tool in the Overlord MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on update_security_config? +

Register the Overlord MCP Server MCP server in PolicyLayer and add a rule for update_security_config: 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 Overlord MCP Server. Nothing to install.

What risk level is update_security_config? +

update_security_config is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit update_security_config? +

Yes. Add a rate_limit block to the update_security_config 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 update_security_config completely? +

Set action: deny in the PolicyLayer policy for update_security_config. 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 update_security_config? +

update_security_config is provided by the Overlord MCP Server MCP server (skeeminator/overlord-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.