Learn how the phone authenticator changes after the upgrade.
|Change summary||The phone authenticator requires an external telephony service provider.|
If your org had the phone authenticator enabled in Classic Engine, it’s migrated to Identity Engine. No action is needed.
If your org didn’t have the phone authenticator enabled in Classic Engine and you want to enable it in Identity Engine, you need an external telephony provider. You can connect it with Okta using a telephony inline hook.
|User experience||If the phone authenticator isn’t configured in the org, it doesn't show up as an option during authenticator enrollment.|
|Related topics||Phone authenticator|