This record as markdown: /tools/io-github-lokmenower-best-cad-mcp/unlock-layer.md
What unlock_layer does on Pypi:best Cad
AI agents use unlock_layer to create or update resources in Pypi:best Cad, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Pypi:best Cad environment.
Why unlock_layer is rated Medium
This tool modifies the lock state of a CAD layer, reversibly changing its properties from locked to editable. This is a Write operation as it changes data/object state without permanently destroying it. The severity is medium because unauthorized unlocking of layers could allow unintended modifications to CAD drawings, but the change is reversible (layers can be locked again).
From the tool's definition Tool name 'unlock_layer' and description '解锁图层(恢复可编辑状态)' which translates to 'Unlock layer (restore editable state)' indicates modification of layer properties to enable editing.
Attacks that exploit this kind of access
The rule that runs unlock_layer safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Pypi:best Cad, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For unlock_layer, this is the rule to start with:
unlock_layer 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 Pypi:best Cad, apply this rule, and every unlock_layer call is checked against it from then on.
Questions about unlock_layer
解锁图层(恢复可编辑状态)。. It is categorised as a Write tool in the Pypi:best Cad MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Pypi:best Cad MCP server in PolicyLayer and add a rule for unlock_layer: 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 Pypi:best Cad. Nothing to install.
unlock_layer 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 unlock_layer 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 unlock_layer. 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.
unlock_layer is provided by the Pypi:best Cad MCP server (pypi:best-cad-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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