Low Risk

read_document

read_document

How to control read_document ↓

What read_document does on Amazon Redshift MCP Server

AI agents call read_document to retrieve information from Amazon Redshift MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

Why read_document needs a policy

The tool name 'read_document' clearly suggests a read operation that retrieves or queries data without side effects. However, confidence is moderated to 0.75 because the description is empty and provides no additional context about scope, data sensitivity, or access controls.

From the tool's definition Tool name 'read_document' indicates retrieval of document contents with no modification. Empty description limits certainty.

Documented attack patterns abuse exactly the kind of access read_document gives an agent:

How to control read_document

PolicyLayer is an MCP gateway — it sits between your AI agents and Amazon Redshift MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for read_document:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "read_document": {}
  }
}

read_document is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Amazon Redshift MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

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Questions about read_document

What does the read_document tool do? +

read_document. It is categorised as a Read tool in the Amazon Redshift MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on read_document? +

Register the Amazon Redshift MCP Server MCP server in PolicyLayer and add a rule for read_document: 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 Amazon Redshift MCP Server. Nothing to install.

What risk level is read_document? +

read_document is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit read_document? +

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

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

read_document is provided by the Amazon Redshift MCP Server MCP server (awslabs.redshift-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Amazon Redshift MCP Server tool call.

Start from Amazon Redshift MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

805 Amazon Redshift MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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