What is the use of SSH on github. Replace with https

What is the use of SSH on github. Use https instead. & Nbsp; for beginners .. I cannot understand what is the use of github & nbsp; SSH. & Nbsp; public key & nbsp; and & nbsp; private key. Link & nbsp; what's & nbsp ;. I understand. & What is the use of SSH on github. Use https instead.
Beginners .. I cannot understand what is the use of github SSH.
Public key and private key. Link. I understand.

For example, git clone and git commit commands.
I seem to be able to use the https protocol ..
Why do I have to associate an account with ssh.
------ Solution --------------------
Https is only the http protocol. what if I want to use other protocols? For example, ftp