delete_note
AI agents call delete_note to permanently remove resources in NotesKeep MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Deletion of notes is irreversible data destruction. Even though individual notes may have low absolute value, the operation permanently removes user data without recovery option. High confidence despite empty description because 'delete' is categorical language in the tool taxonomy.
From the tool's definition Tool name 'delete_note' combined with server context showing note management operations. The sibling tools include 'archive_note' (reversible) and 'create_note' (reversible), making 'delete_note' semantically distinct as an irreversible deletion operation.
Attacks that exploit this kind of access
delete_note. It is categorised as a Destructive tool in the NotesKeep MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the NotesKeep MCP Server MCP server in PolicyLayer and add a rule for delete_note: 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 NotesKeep MCP Server. Nothing to install.
delete_note 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_note 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_note. 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_note is provided by the NotesKeep MCP Server MCP server (mariomosca/noteskeep-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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