Telefónica, S.A. (TEF) is enhancing its commitment to sustainability through its Circular Economy Plan, leveraging 'VICKY,' a blockchain-based platform. Since the launch of the platform five years ago, Telefónica has successfully repurposed more than 19 million routers and set-top boxes across all its operations. VICKY, Telefónica's innovative supply chain management system for external equipment such as routers and set-top-boxes, significantly enhances plant and warehouse visibility. It not only reduces le ...