Java Tutorials : Implementation of Ceaser Cypher (Encryption Method)

In this tutorial, we develop an application that executes the Caesar cipher. How does the cipher work? On sending a message, one is required to send the shift key which will indicate the alphabet rotation, meaning with shift key 5 and character 'a' the ciphertext will be 'f'. Below are related videos: Understanding Methods in Java(String return type): https://www.youtube.com/watch?v=WYrKuRVHHaQ For loops: https://www.youtube.com/watch?v=tojJjAutaS4 StringBuilder Methods - 1: https://www.youtube.com/watch?v=b2tn1t34fTE StringBuilder Methods - 2: https://www.youtube.com/watch?v=4zkf3KmJeXw Sit, Enjoy and Learn. Tutorial codes can be gotten from this Github repository: https://github.com/generalkolo/Javacodes