set_blocked_ip_addresses

Set blocked IP addresses for a hosting package

SERVER20i MCP Server SOURCEcbrown35/20i-mcp

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/cbrown35-20i-mcp/set-blocked-ip-addresses.md

WHAT IT DOES

What set_blocked_ip_addresses does on 20i MCP Server

AI agents use set_blocked_ip_addresses to create or update resources in 20i MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your 20i MCP Server environment.

RISK

Why set_blocked_ip_addresses is rated Medium

This tool modifies hosting package security settings by updating blocked IP address lists. While reversible (IPs can be unblocked later), it is a Write operation that changes configuration state. Severity is medium because misuse could block legitimate traffic and cause service disruption, but does not irreversibly delete data, execute arbitrary code, or move funds.

From the tool's definition Tool name 'set_blocked_ip_addresses' and description 'Set blocked IP addresses for a hosting package' indicate modification of security firewall rules. The word 'set' implies updating/modifying configuration data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs set_blocked_ip_addresses safely

PolicyLayer is an MCP gateway: it sits between your AI agents and 20i MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For set_blocked_ip_addresses, this is the rule to start with:

set_blocked_ip_addresses Rate-limited

set_blocked_ip_addresses 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": {
    "set_blocked_ip_addresses": {
      "limits": [
        {
          "counter": "set_blocked_ip_addresses_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 20i MCP Server, apply this rule, and every set_blocked_ip_addresses call is checked against it from then on.

FAQ

Questions about set_blocked_ip_addresses

What does the set_blocked_ip_addresses tool do? +

Set blocked IP addresses for a hosting package. It is categorised as a Write tool in the 20i 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 set_blocked_ip_addresses? +

Register the 20i MCP Server MCP server in PolicyLayer and add a rule for set_blocked_ip_addresses: 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 20i MCP Server. Nothing to install.

What risk level is set_blocked_ip_addresses? +

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

Can I rate-limit set_blocked_ip_addresses? +

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

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

set_blocked_ip_addresses is provided by the 20i MCP Server MCP server (cbrown35/20i-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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