Best Login and Authorization Ideas

I'm trying to login and authorize for a CI4 application, I want to build my own system and am more concerned with the general idea that is best suited for CI4.
ป๊อกเด้งออนไลน์
From what I understand is a good solution would be to create a base controller which in the constructor should start a session e.g.

If you try to build a real site, use https://github.com/codeigniter4/shield

If you try to learn how to build login and authorize system, read the code of Shield.

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Sheild gets most from here Paragon Initiative Enterprises Blog.

Implementing Secure User Authentication in PHP Applications with Long-Term Persistence (Login with "Remember Me" Cookies)

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