Laravel Passport
APIに対して認証機能をつけることができるOAuth 2.0サーバの実装
thephpleague/oauth2-server: A spec compliant, secure by default PHP OAuth 2.0 Serverベース
Laravel already makes it easy to perform authentication via traditional login forms, but what about APIs?
APIs typically use tokens to authenticate users and do not maintain session state between requests. Laravel makes API authentication a breeze using Laravel Passport, which provides a full OAuth2 server implementation for your Laravel application in a matter of minutes.
API Authentication (Passport) - Laravel - The PHP Framework For Web Artisans
使用例
Laravel Passportの使い方まとめ - Qiita
Laravel + Nuxt.js + Firebase でいい感じにTwitterによるソーシャルログインを実現する - Qiita
Laravelの認証
Authentication - Laravel - The PHP Framework For Web Artisans