AI agents call bluedart_download_pincode_master to retrieve information from Bluedart without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool downloads master data (a reference dataset of serviceable pincodes), which is a read-only query operation. It has no side effects on shipments, waybills, or financial transactions. Blast radius is minimal: misuse would only expose or retrieve publicly-scoped reference information that BlueDart already maintains.
From the tool's definition Tool description states 'Download serviceable pincode master data' — this is a retrieval operation that queries and fetches reference data (pincode service coverage) with no modification, creation, or deletion of data.
Attacks that exploit this kind of access
Download serviceable pincode master data via POST /masterdownload/v1/DownloadPinCodeMaster. It is categorised as a Read tool in the Bluedart MCP Server, which means it retrieves data without modifying state.
Register the Bluedart MCP server in PolicyLayer and add a rule for bluedart_download_pincode_master: 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 Bluedart. Nothing to install.
bluedart_download_pincode_master 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 bluedart_download_pincode_master 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 bluedart_download_pincode_master. 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.
bluedart_download_pincode_master is provided by the Bluedart MCP server (nidhiyashwanth/bluedart-mcp-server). 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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