This record as markdown: /tools/airmang-hwpx-mcp-server/preview-edit.md
What preview_edit does on Hwpx
AI agents call preview_edit to retrieve information from Hwpx without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why preview_edit is rated Low
The tool name 'preview_edit' and description stating it retrieves/queries a preview of plan_edit results suggests a read-only operation that shows what an edit would look like without actually modifying the document. No side effects are applied.
From the tool's definition 미리보기를 조회합니다 — 'preview' and '조회' (query/retrieve) indicate this tool only reads/displays a preview of edit results without applying changes
Attacks that exploit this kind of access
The rule that runs preview_edit safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Hwpx, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For preview_edit, this is the rule to start with:
preview_edit is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Hwpx, apply this rule, and every preview_edit call is checked against it from then on.
Questions about preview_edit
[고급] plan_edit 결과 미리보기를 조회합니다. It is categorised as a Read tool in the Hwpx MCP Server, which means it retrieves data without modifying state.
Register the Hwpx MCP server in PolicyLayer and add a rule for preview_edit: 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 Hwpx. Nothing to install.
preview_edit 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 preview_edit 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 preview_edit. 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.
preview_edit is provided by the Hwpx MCP server (airmang/hwpx-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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