The document summarizes the evolution of the banking system in India. It describes the old banking system from 1786 to 1969 which involved manual documentation and few services. It then discusses the nationalization of banks from 1969 to 1991. Finally, it outlines the new banking system post-1991 reforms involving increased technology usage through tools like core banking solutions, ATMs, and online services that have improved customer experience but also introduced new risks like hacking and phishing.