For customers using Google Workspace to manage email, Google is planning on a removal of support for lessor secured systems.
As the Custom Email Provider configuration falls within Google’s assessment of lessor secured system, in order to continue using Google Workspace with Custom Email Provider, you must configure an App Password under your Workspace account.
Existing Google Workspace accounts must transition to using an App Password by March 14, 2025
- Google Workspace
- Manage Email with SMTP
For customers that are using Google Workspace to manage email, Google is planning on a removal of support for lessor secured systems. See Google Workspace Updates.
As the Custom Email Provider configuration falls within Google’s assessment of a lessor secured system, in order to continue using Google Workspace with Custom Email Provider, you must configure an App Password under your Workspace account. This generated password can then be used as a replacement in your existing STMP configuration. Transition from less secure apps to OAuth - Google Workspace Admin Help
Configuring Custom Email Provider with an App Password
An App Password is a 16-digit passcode that gives a less secure app or device permission to access your Google Account. App passwords can only be used with accounts that have 2-Step Verification turned on.
To set up your Google Workspace account to support App Passwords, follow the steps outlined by Google.
Example dialog from Google Workspace when generating a new App Password:
If you have an existing Custom Email Provider that is using Google Workspace, then simply Edit your configuration and replace the SMTP Password with the generated App Password.
Once the configuration is saved, validate the configuration by sending a test message:
Product Roadmap:
Okta is planning to add support for OAuth2 SMTP. OAuth2 can be used to authenticate when sending SMTP messages by replacing the traditional username/password authentication with an OAuth2 token. This additional configuration option can be used when setting up a Custom Email Provider if the SMTP service supports it.
