How to create a single account for your services?

Question

Single sign-on technology

How to create a single account for your services?
Is it the same as the toaster?

Answer 1

Implement your authorization service. Called CAS, it works like this:

Answer 2

Write an authorization service or make api oauth for your services on one of the existing sites. And in the user table, refer to the binding to the "global" account in another database. Also you will need an api to change this data

Answer 3

Well, just issue a token without being tied to a domain. And send the token in the headers with every request to the API of any of your resources.

Answer 4

Auth0 to help you, for example)