: Ensure the database user account used by the web app has only the permissions it needs.

is always true, the database will return the first available coupon code in the table. Course Hero 3. Exploit and Retrieve the Key Enter the payload into the Coupon Code box and click "Place Order". The application should reveal a VIP Coupon Code (e.g., a specific string like VIP-123-CODE Refresh the page or go back to the shop, enter the actual coupon code

This challenge forces you to understand how SQL parsers work versus how input filters work. It’s a game of "Simon Says" with the database.

Doing this manually takes hours. Use a Python script with requests and binary search logic: