update_mac_registration

Update an existing MAC registration. mac_address required even for updates.

SERVERAPI-Central SOURCEsecure-ssid/centralmcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/secure-ssid-centralmcp/update-mac-registration.md

WHAT IT DOES

What update_mac_registration does on API-Central

AI agents use update_mac_registration to create or update resources in API-Central, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your API-Central environment.

RISK

Why update_mac_registration is rated Medium

This tool modifies existing MAC registration records, which is a reversible write operation. While MAC registrations can affect network access control and security policies, the operation itself is updatable/reversible (not destructive).

From the tool's definition Tool name 'update_mac_registration' and description 'Update an existing MAC registration' indicates modification of existing data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs update_mac_registration safely

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

update_mac_registration Rate-limited

update_mac_registration 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_mac_registration": {
      "limits": [
        {
          "counter": "update_mac_registration_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect API-Central, apply this rule, and every update_mac_registration call is checked against it from then on.

FAQ

Questions about update_mac_registration

What does the update_mac_registration tool do? +

Update an existing MAC registration. mac_address required even for updates. It is categorised as a Write tool in the API-Central 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_mac_registration? +

Register the API-Central MCP server in PolicyLayer and add a rule for update_mac_registration: 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 API-Central. Nothing to install.

What risk level is update_mac_registration? +

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

Can I rate-limit update_mac_registration? +

Yes. Add a rate_limit block to the update_mac_registration 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_mac_registration completely? +

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

update_mac_registration is provided by the API-Central MCP server (secure-ssid/centralmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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