

User arrives at /oauth/v2/authorize?client_id=CLIENT_ID&user_scope=identity.basic and briefly approves sign in.User arrives at your site and clicks Sign in with Slack button.Implementation Overview Token negotiation flow Slack users with an anonymized Apple relay email address (for example, if a user signs into Slack via Apple) may not use Sign in with Slack. Guest accounts can not use Sign in with Slack. Workspace administrators may configure whether Sign in with Slack is available to their members, separately from any application installation restrictions already in place. Keep in mind that there are limitations as well, though. Sign in with Slack can benefit both your app and your users.


Sign in with Slack is a specific feature available to Slack apps. Use tokens to retrieve user and workspace information.Things to keep in mind before you begin.Use your favorite library or build it yourself logging users in is just a few simple HTTP requests away. Slack interfaces with SSO providers and handles two-factor authentication so you have less to worry about. Sign in with Slack extends our existing OAuth 2.0 application approval flow to simplify logging in users to your website, service, or application.
