More than 4 years ago I was asked if Public Cloud Core Banking is a Hype or a Short Term Reality? If you had read the post, you would probably find the answer that it was probably Hype and not Short Term Reality . This post Revisits the same issue. Size Matters The issue is a major issue for Large Banks. Those banks use IBM Mainframe for executing their Core Banking systems. Smaller Banks used two decades ago UNIX based Core Banking Packages. The Systems Availability, Scalability and Security was not as high as the Mainframe based Core Banking Systems, but it was probably good enough. My very limited Study I looked for real Case Studies of deployments of Core Banking system in the Public Cloud . I looked for articles and Research Notes by Googling. I did not find much. No real Case Studies of Large Banks transforming their Core Banking to Cloud Based systems. I refer to the following articles: Mckinsey's Core systems strategy for banks Deloitte's Cloud ...
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