modify_resource_file · APK Security Guard MCP Suite MCP

WHAT IT DOES

What modify_resource_file does on APK Security Guard MCP Suite

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

WHY IT NEEDS A POLICY

Why modify_resource_file needs a policy

This tool performs a Write operation by modifying resource files in an APK project context. While modifications are generally reversible (the original file can be restored or changes reverted), the tool can alter application behavior, configurations, or security-relevant settings embedded in resource files.

From the tool's definition The tool name and description explicitly state 'Modify the content of a specific resource file,' which indicates the tool creates or modifies data reversibly.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

modify_resource_file Rate-limited

modify_resource_file 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": {
    "modify_resource_file": {
      "limits": [
        {
          "counter": "modify_resource_file_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 APK Security Guard MCP Suite, so you can run agents against it safely.

FAQ

Questions about modify_resource_file

What does the modify_resource_file tool do? +

Modify the content of a specific resource file. It is categorised as a Write tool in the APK Security Guard MCP Suite MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on modify_resource_file? +

Register the APK Security Guard MCP Suite MCP server in PolicyLayer and add a rule for modify_resource_file: 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 APK Security Guard MCP Suite. Nothing to install.

What risk level is modify_resource_file? +

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

Can I rate-limit modify_resource_file? +

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

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

modify_resource_file is provided by the APK Security Guard MCP Suite MCP server (zmbcen/apk-security-guard-mcp-suite). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.