What are alternatives to OpenID Connect?

Explore various alternatives to OpenID Connect that provide similar authentication and authorization functionalities, ensuring security and ease of integration in web applications.
alternatives to OpenID Connect, authentication solutions, authorization frameworks, OAuth 2.0, SAML, LDAP, API security
<?php // Example of using OAuth 2.0 as an alternative require 'vendor/autoload.php'; use League\OAuth2\Client\Provider\GenericProvider; $provider = new GenericProvider([ 'clientId' => 'your-client-id', 'clientSecret' => 'your-client-secret', 'redirectUri' => 'your-redirect-url', 'urlAuthorize' => 'https://provider.com/oauth2/authorize', 'urlAccessToken' => 'https://provider.com/oauth2/token', 'urlResourceOwnerDetails' => 'https://provider.com/resource' ]); // Authorization code flow to get an access token // ... ?>

alternatives to OpenID Connect authentication solutions authorization frameworks OAuth 2.0 SAML LDAP API security