Read the full plain-text body of every note in an Apple Notes folder in a single call. Returns an array of notes sorted by the order Apple Notes stores them. When Full Disk Access is granted, each note includes a
AI agents call read_folder to retrieve information from MCP Apple Notes without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and queries note data from Apple Notes folders with no side effects or ability to modify, delete, or execute operations. The operation is purely informational. While reading notes may expose sensitive personal information stored in Apple Notes, the severity remains low because the risk is bounded to information disclosure rather than data manipulation, deletion, or system execution.
From the tool's definition Tool name is 'read_folder' and description states it 'Read the full plain-text body of every note' and 'Returns an array of notes'. The verb 'read' and the retrieval-only operation without modification indicate a Read category.
Attacks that exploit this kind of access
Read the full plain-text body of every note in an Apple Notes folder in a single call. Returns an array of notes sorted by the order Apple Notes stores them. When Full Disk Access is granted, each note includes a. It is categorised as a Read tool in the MCP Apple Notes MCP Server, which means it retrieves data without modifying state.
Register the MCP Apple Notes MCP server in PolicyLayer and add a rule for read_folder: 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 MCP Apple Notes. Nothing to install.
read_folder is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the read_folder 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 read_folder. 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.
read_folder is provided by the MCP Apple Notes MCP server (noahshrader/mcp-apple-notes). 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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