adb_connect · Android MCP Server MCP: Risk & Policy

WHAT IT DOES

What adb_connect does on Android MCP Server

AI agents invoke adb_connect to trigger actions in Android MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why adb_connect needs a policy

This tool establishes an ADB (Android Debug Bridge) wireless connection to an Android device. Enabling ADB access grants broad control over the device including shell command execution, file access, and app management.

From the tool's definition Connect ADB wirelessly... Get pairing code from Wireless Debugging settings

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

adb_connect Rate-limited

adb_connect stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "adb_connect": {
      "limits": [
        {
          "counter": "adb_connect_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about adb_connect

What does the adb_connect tool do? +

Connect ADB wirelessly (Android 12+). Get pairing code from Wireless Debugging settings. It is categorised as a Execute tool in the Android MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on adb_connect? +

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

What risk level is adb_connect? +

adb_connect is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit adb_connect? +

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

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

adb_connect is provided by the Android MCP Server MCP server (wujie272/android-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.