get_backup · CATS MCP Server MCP: Risk & Policy

WHAT IT DOES

What get_backup does on CATS MCP Server

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

WHY IT NEEDS A POLICY

Why get_backup needs a policy

The name 'get_backup' implies a read operation that retrieves or queries existing backup data without modifying or destructively altering state. Without a description detailing actual functionality, this is classified conservatively as Read.

From the tool's definition Tool name is 'get_backup', suggesting retrieval of backup data. The empty description provides no explicit confirmation, lowering confidence.

Attacks that exploit this kind of access

Questions about get_backup

What does the get_backup tool do? +

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

How do I enforce a policy on get_backup? +

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

What risk level is get_backup? +

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

Can I rate-limit get_backup? +

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

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

get_backup is provided by the CATS MCP Server MCP server (vanman2024/cats-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.