ssl_create_ca · Web Proxy MCP Server MCP: Risk & Policy

WHAT IT DOES

What ssl_create_ca does on Web Proxy MCP Server

AI agents invoke ssl_create_ca to trigger actions in Web Proxy 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 ssl_create_ca needs a policy

Creating a CA for SSL bumping enables man-in-the-middle interception of HTTPS traffic. This is an active operation that generates cryptographic keys/certificates and establishes infrastructure capable of decrypting all TLS traffic routed through the proxy.

From the tool's definition 'Create a new Certificate Authority for SSL bumping'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

ssl_create_ca Rate-limited

ssl_create_ca 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": {
    "ssl_create_ca": {
      "limits": [
        {
          "counter": "ssl_create_ca_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 Web Proxy MCP Server, so you can run agents against it safely.

FAQ

Questions about ssl_create_ca

What does the ssl_create_ca tool do? +

Create a new Certificate Authority for SSL bumping. It is categorised as a Execute tool in the Web Proxy 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 ssl_create_ca? +

Register the Web Proxy MCP Server MCP server in PolicyLayer and add a rule for ssl_create_ca: 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 Web Proxy MCP Server. Nothing to install.

What risk level is ssl_create_ca? +

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

Can I rate-limit ssl_create_ca? +

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

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

ssl_create_ca is provided by the Web Proxy MCP Server MCP server (mako10k/mcp-web-proxy). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.