Delete a board
AI agents call delete_board to permanently remove resources in Miro MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Deleting a board is an irreversible operation that removes all content and associated data. This cannot be undone and represents a significant loss of collaborative work and organizational information. While not as severe as financial impact, it meets the Destructive category definition: irreversibly deletes data.
From the tool's definition Tool name is 'delete_board' and description states 'Delete a board'. The verb 'delete' and action of removing an entire board indicates irreversible data destruction.
Attacks that exploit this kind of access
Delete a board. It is categorised as a Destructive tool in the Miro MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Miro MCP Server MCP server in PolicyLayer and add a rule for delete_board: 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 Miro MCP Server. Nothing to install.
delete_board is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the delete_board 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 delete_board. 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.
delete_board is provided by the Miro MCP Server MCP server (soul-script/miro-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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