isw_fetch_data_prep_request
Fetch Card 360 data prep request by requestRef.
This record as markdown: /tools/io-github-dairus01-interswitch-mcp-server/isw-fetch-data-prep-request.md
What isw_fetch_data_prep_request does on Interswitch
AI agents call isw_fetch_data_prep_request to retrieve information from Interswitch without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why isw_fetch_data_prep_request is rated Low
This tool queries and retrieves a specific data preparation request using a reference identifier. It performs a lookup operation with no state changes, deletion, or financial transaction. The 'fetch' operation is inherently a read-only retrieval, making it the least severe category despite the financial context of the server (Interswitch payment/card APIs).
From the tool's definition Tool name includes 'fetch' and description states 'Fetch Card 360 data prep request by requestRef' — retrieves data without modification or side effects.
Attacks that exploit this kind of access
The rule that runs isw_fetch_data_prep_request safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Interswitch, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For isw_fetch_data_prep_request, this is the rule to start with:
isw_fetch_data_prep_request 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 Interswitch, apply this rule, and every isw_fetch_data_prep_request call is checked against it from then on.
Questions about isw_fetch_data_prep_request
Fetch Card 360 data prep request by requestRef. It is categorised as a Read tool in the Interswitch MCP Server, which means it retrieves data without modifying state.
Register the Interswitch MCP server in PolicyLayer and add a rule for isw_fetch_data_prep_request: 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 Interswitch. Nothing to install.
isw_fetch_data_prep_request 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 isw_fetch_data_prep_request 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 isw_fetch_data_prep_request. 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.
isw_fetch_data_prep_request is provided by the Interswitch MCP server (interswitch-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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