Luxury handbag brands and resale platforms are fighting grey-market diversion and super-fakes. Learn how NFC authentication for luxury handbags creates a tamper-evident digital identity, helps authenticators verify designer bags, and keeps owners engaged from first sale to resale. This guide covers tag placement in leather goods, a practical resale verification workflow, and how to build a digital certificate of authenticity that supports brand equity, customer trust, and secondhand luxury growth.