bettercapScan · Linux Network Scanner MCP Server MCP

WHAT IT DOES

What bettercapScan does on Linux Network Scanner MCP Server

AI agents invoke bettercapScan to trigger actions in Linux Network Scanner 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 bettercapScan needs a policy

Bettercap is a well-known offensive security tool used for man-in-the-middle attacks, network traffic interception, credential theft, and wireless attacks. Even if described as 'scanning', Bettercap's primary capabilities extend far beyond passive scanning into active network interference and exploitation.

From the tool's definition Tool name 'bettercapScan' references Bettercap, a powerful network attack and reconnaissance framework capable of MITM attacks, network sniffing, credential harvesting, and wireless attacks.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

bettercapScan Rate-limited

bettercapScan 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": {
    "bettercapScan": {
      "limits": [
        {
          "counter": "bettercapscan_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 Linux Network Scanner MCP Server, so you can run agents against it safely.

FAQ

Questions about bettercapScan

What does the bettercapScan tool do? +

bettercapScan. It is categorised as a Execute tool in the Linux Network Scanner 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 bettercapScan? +

Register the Linux Network Scanner MCP Server MCP server in PolicyLayer and add a rule for bettercapScan: 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 Linux Network Scanner MCP Server. Nothing to install.

What risk level is bettercapScan? +

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

Can I rate-limit bettercapScan? +

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

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

bettercapScan is provided by the Linux Network Scanner MCP Server MCP server (nibesh0/netsecmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.