Java Tutorial: How to Implement Caesar Cipher Encryption Easily 🔐

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