The technology update document discusses the future of banking technology and focuses on blockchain and security. It notes that cloud computing, open banking, digital transformation, artificial intelligence, and blockchain will shape the future of banking. Specifically, it explores the case of Hyperledger, an open source blockchain project, and emphasizes that early adopters have a 3 year window of competitive advantage. Finally, it stresses that blockchain will continue growing and that banks need to focus on infrastructure, talent, and IT security to succeed in the digital landscape.