> ## Documentation Index
> Fetch the complete documentation index at: https://docs.gameball.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Transaction Validation

> Add a layer of security to redemption transactions by generating one-time passwords (OTPs) for verification.

Add a layer of security to redemption transactions by generating one-time passwords (OTPs) for verification. The Transaction Validation API ensures that point redemptions are authorized, protecting both customers and the platform through secure OTP validation.

## Available Endpoints

* **[Generate OTP](/api-reference/transactions/transaction-validation/generate-otp)** - Generate one-time password for transaction verification