Authorization and Authentication in AWS

Hey do you know how authorization and authentication works in AWS. It is a first step to ensure control access to resources and actions that you can perform daily without using root user. Lets understand this concept with the help of example - Imagine you have a bank account in XYZ bank and that bank has different services available like withdrawing money, money deposit, account opening, service desk to help customers according to their needs. Suppose someone wants to enter a bank to make use of