How can I improve my Authenticator App built with HTML, CSS, and JavaScript?

Question

I have created an Authenticator App using HTML, CSS, and JavaScript. If anyone has any ideas for improvements, feel free to share them. This app can be modified and used by any Sololearn user. I have granted everyone the right to do so.

https://sololearn.com/compiler-playground/WU0z1YZW7CU6/?ref=app

Answer 1

You cannot create an authenticator without a backend service.

Answer 2

It’s great that you can duplicate the look of an authenticator app. The functionality will be another story.