This record as markdown: /tools/io-github-devopam-mcpg/enable-data-checksums.md
What enable_data_checksums does on Mcpg
AI agents use enable_data_checksums to create or update resources in Mcpg, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Mcpg environment.
Why enable_data_checksums is rated Medium
The tool name indicates enabling a feature (checksums) which is a configuration change that modifies database behavior and state. However, the empty description significantly limits confidence. This appears to be a reversible Write operation rather than Destructive (since checksums can typically be disabled), but the blast radius is moderate given it affects data integrity validation across the system.
From the tool's definition Tool name 'enable_data_checksums' suggests modification of database configuration or integrity settings. Context shows PostgreSQL server with policy management and analysis tools, indicating data modification capabilities.
Attacks that exploit this kind of access
The rule that runs enable_data_checksums safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mcpg, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For enable_data_checksums, this is the rule to start with:
enable_data_checksums stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Mcpg, apply this rule, and every enable_data_checksums call is checked against it from then on.
Questions about enable_data_checksums
enable_data_checksums is a write tool on the Mcpg MCP server. It is categorised as a Write tool in the Mcpg MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Mcpg MCP server in PolicyLayer and add a rule for enable_data_checksums: 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 Mcpg. Nothing to install.
enable_data_checksums is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the enable_data_checksums 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.
Set action: deny in the PolicyLayer policy for enable_data_checksums. 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.
enable_data_checksums is provided by the Mcpg MCP server (pypi:mcpg). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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