Which innovative cybersecurity measure was first pioneered by a major sports retailer in 2019 to protect customer data during mobile checkout?

The sports retail landscape has been transformed by technology in recent years, with innovations enhancing both the shopping experience and security measures. Major athletic brands have implemented various cutting-edge technologies to protect customer data while improving the shopping journey. Test your knowledge about how sports retailers are navigating the digital age with this cybersecurity trivia question!

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Biometric authentication through movement patterns (analyzing how customers uniquely hold their phones during checkout)
Voice recognition payment confirmation (using the customer's voice pattern as a security layer)
Blockchain-based receipt verification (creating tamper-proof digital receipts tied to purchase history)
Dynamic QR code generation (creating single-use payment codes that expire after 30 seconds)