Opportunities and challenges for fashion companies in the use of blockchain technology as a tool for product authentication and counterfeit prevention.

The article examines the use of blockchain technology as a tool for product authentication and counterfeit prevention in the fashion industry, highlighting both opportunities and challenges. It details how blockchain enables fashion brands to create digital twins and digital product passports (DPPs) that enhance transparency, traceability, and consumer trust throughout the supply chain, while also supporting loyalty programs. Key initiatives such as the Aura Blockchain Consortium and collaborations with brands like Alexander McQueen and Tod's illustrate practical applications of blockchain for authenticity and sustainability. The article also compares blockchain's role in fashion with its use in other luxury sectors, including hard luxury (watches and jewelry), art, luxury furniture, and premium wine and spirits, emphasizing sector-specific adaptations. Challenges such as data privacy, standardization, energy consumption, and stakeholder adoption are discussed alongside emerging complementary technologies like artificial intelligence for counterfeit detection.