读取 Excel 整列数据.
AI agents call read_excel_column to retrieve information from Office MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves or queries data from Excel spreadsheets by reading entire columns. It performs no side effects, creates no new data, modifies nothing, executes no commands, and causes no destructive or financial consequences. It is a straightforward read operation fitting the 'Read' category.
From the tool's definition Tool name 'read_excel_column' and description '读取 Excel 整列数据' (which translates to 'Read Excel column data') explicitly indicate data retrieval without modification.
Attacks that exploit this kind of access
读取 Excel 整列数据. It is categorised as a Read tool in the Office MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Office MCP Server MCP server in PolicyLayer and add a rule for read_excel_column: 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 Office MCP Server. Nothing to install.
read_excel_column 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_excel_column 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_excel_column. 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_excel_column is provided by the Office MCP Server MCP server (walkingzzzy/office-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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