This is a three-volume set. The first volume showcases the effective transformation of companies providing banking and insurance services. This first volume gives a business-oriented introduction to the setting and the current challenges of fintech, regtech, and insurtech and provides an outlook on what will be needed in the future. Specific sub-departments in financial services are examined with a view to accounting, risk, and regulatory segments. The book also addresses the importance of cultural aspects of the coming digital transformation with an eye to requirements that will enable a digital bank or insurance company to thrive in 2025. The angle shifts over the volumes from a business-driven approach in Disruption and DNA to a strong technical focus in Data Storage, Processing and Analysis, leaving Digitalization and Machine Learning Applications with the business and technical aspects in-between. The second volume gives practical examples by anumber of use cases showing how to take first steps in the digital journey of banks and insurance companies. The angle shifts over the volumes from a business-driven approach in Disruption and DNA to a strong technical focus in Data Storage, Processing and Analysis, leaving Digitalization and Machine Learning Applications with the business and technical aspects in-between. This second volume mainly emphasizes use cases as well as the methods and technologies applied to drive digital transformation (such as processes, leveraging computational power and machine learning models). The third volume focuses on data and the actions around data, like storage and processing. The angle shifts over the volumes from a business-driven approach in Disruption and DNA to a strong technical focus in Data Storage, Processing and Analysis, leaving Digitalization and Machine Learning Applications with the business and technical aspects in-between. In the last volume of the series, Data Storage, Processing and Analysis, the shifts in the way we deal with data are addressed.