generate_encrypt_script · Js Reverse MCP: Risk & Policy

WHAT IT DOES

What generate_encrypt_script does on Js Reverse

AI agents invoke generate_encrypt_script to trigger actions in Js Reverse. 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 generate_encrypt_script needs a policy

This tool generates encryption scripts specifically designed for request replay attacks. It produces executable code that can be used to forge or replay authenticated requests, which is an active offensive security capability. The context (CTF/Web security, login encryption logic restoration) confirms this is used to execute crafted requests against systems.

From the tool's definition 生成加密脚本（用于构造请求重放）— 'generate encrypt script for constructing request replay'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

generate_encrypt_script Rate-limited

generate_encrypt_script 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": {
    "generate_encrypt_script": {
      "limits": [
        {
          "counter": "generate_encrypt_script_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 Js Reverse, so you can run agents against it safely.

FAQ

Questions about generate_encrypt_script

What does the generate_encrypt_script tool do? +

生成加密脚本（用于构造请求重放）. It is categorised as a Execute tool in the Js Reverse MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on generate_encrypt_script? +

Register the Js Reverse MCP server in PolicyLayer and add a rule for generate_encrypt_script: 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 Js Reverse. Nothing to install.

What risk level is generate_encrypt_script? +

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

Can I rate-limit generate_encrypt_script? +

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

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

generate_encrypt_script is provided by the Js Reverse MCP server (jenn619/js-reverse-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.