First, get your platform credentials to integrate Trusted Accounts on your platform:
To try out Trusted Accounts locally, set your local environment as the callback url when requesting your credentials. (e.g. http://localhost:3000/cb)
OAuth2.0/OpenID Connect Flows to connect to Trusted Accounts.
(Learn how OAuth/OIDC works)
The easy way
The easiest way to use Trusted Accounts is to just get the verification code of a user and then rely on your own session mechanism with no need for accessing Trusted Accounts Authentication APIs again.
Please, do not write your own code to interact with
OAuth2.0/OpenID. Use open source & battle-tested libraries. Here are some example libraries:
For a full list of client libraries go here.