# loyaltycard_update_loyalty_card

Update loyalty card information

Agent View of the PolicyLayer registry record for `loyaltycard_update_loyalty_card`. HTML page: https://policylayer.com/tools/jiantmo-mcp-commerce/loyaltycard-update-loyalty-card

## Facts

- Tool: `loyaltycard_update_loyalty_card`
- Server: MCP Dynamics 365 Commerce Server (`jiantmo/mcp-commerce`) — https://policylayer.com/tools/jiantmo-mcp-commerce.md
- Homepage: https://github.com/jiantmo/mcp-commerce
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "loyaltycard_update_loyalty_card",
    "arguments": {}
  }
}
```

## Why loyaltycard_update_loyalty_card is rated Medium

This tool creates or modifies data reversibly within a customer loyalty system. While not destructive (changes can be undone/corrected), updating loyalty cards affects customer accounts and financial incentives, justifying high severity. An AI agent could maliciously alter loyalty points, tier status, or card details, impacting customer trust and business operations.

From the tool's own definition: "Tool name contains 'update' and description states 'Update loyalty card information' — modifying customer loyalty data is a Write operation that can alter customer records and loyalty balances."

## Use case

AI agents use loyaltycard_update_loyalty_card to create or update resources in MCP Dynamics 365 Commerce Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your MCP Dynamics 365 Commerce Server environment.

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches MCP Dynamics 365 Commerce Server:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "loyaltycard_update_loyalty_card": {
      "limits": [
        {
          "counter": "loyaltycard_update_loyalty_card_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on MCP Dynamics 365 Commerce Server (325)

- `cart_delete_entity` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/cart-delete-entity.md
- `cart_remove_cart_lines` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/cart-remove-cart-lines.md
- `example_delete_entity` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/example-delete-entity.md
- `operations_void_suspended_transactions` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/operations-void-suspended-transactions.md
- `product_lists_delete_entity` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/product-lists-delete-entity.md
- `product_lists_remove_product_list_lines` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/product-lists-remove-product-list-lines.md
- `products_remove_from_wishlist` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/products-remove-from-wishlist.md
- `shifts_delete_shifts` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/shifts-delete-shifts.md
- `shifts_force_delete` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/shifts-force-delete.md
- `shifts_void_suspended_carts` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/shifts-void-suspended-carts.md
- `stock_count_journal_remove_journal` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/stock-count-journal-remove-journal.md
- `stock_count_journal_remove_transaction` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/stock-count-journal-remove-transaction.md
- `stock_count_remove_line_by_line_id` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/stock-count-remove-line-by-line-id.md
- `stock_count_remove_line_by_product_rec_id` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/stock-count-remove-line-by-product-rec-id.md
- `tender_drop_create_transaction` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/tender-drop-create-transaction.md
- `transfer_order_delete_entity` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/transfer-order-delete-entity.md
- `transfer_order_delete_transfer_order_lines` — Destructive — https://policylayer.com/tools/jiantmo-mcp-commerce/transfer-order-delete-transfer-order-lines.md
- `cart_recalculate_order` — Execute — https://policylayer.com/tools/jiantmo-mcp-commerce/cart-recalculate-order.md
- `sales_orders_fulfillment_ship_fulfillment_lines` — Execute — https://policylayer.com/tools/jiantmo-mcp-commerce/sales-orders-fulfillment-ship-fulfillment-lines.md
- `salesorder_checkin_for_order_pickup` — Execute — https://policylayer.com/tools/jiantmo-mcp-commerce/salesorder-checkin-for-order-pickup.md
- `shifts_blind_close` — Execute — https://policylayer.com/tools/jiantmo-mcp-commerce/shifts-blind-close.md
- `shifts_resume` — Execute — https://policylayer.com/tools/jiantmo-mcp-commerce/shifts-resume.md
- `shifts_use` — Execute — https://policylayer.com/tools/jiantmo-mcp-commerce/shifts-use.md
- `stock_count_journal_commit` — Execute — https://policylayer.com/tools/jiantmo-mcp-commerce/stock-count-journal-commit.md
- `stock_count_journal_sync_transactions` — Execute — https://policylayer.com/tools/jiantmo-mcp-commerce/stock-count-journal-sync-transactions.md
- `cart_cashout_gift_card` — Financial — https://policylayer.com/tools/jiantmo-mcp-commerce/cart-cashout-gift-card.md
- `cart_checkout` — Financial — https://policylayer.com/tools/jiantmo-mcp-commerce/cart-checkout.md
- `cart_issue_gift_card` — Financial — https://policylayer.com/tools/jiantmo-mcp-commerce/cart-issue-gift-card.md
- `cart_refill_gift_card` — Financial — https://policylayer.com/tools/jiantmo-mcp-commerce/cart-refill-gift-card.md
- `loyaltycard_redeem_points` — Financial — https://policylayer.com/tools/jiantmo-mcp-commerce/loyaltycard-redeem-points.md
- …and 295 more: https://policylayer.com/tools/jiantmo-mcp-commerce.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=jiantmo-mcp-commerce · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/jiantmo-mcp-commerce