SMS multi-factor authentication codes were temporarily being sent by email for US users due to delivery problems with US mobile providers. A number of users reported inability to login using codes sent by email.
Delivery via SMS has been re-enabled and the login success rate has recovered. An investigation to determine why success rates dropped when falling back to email is underway.
Resolved
SMS multi-factor authentication codes were temporarily being sent by email for US users due to delivery problems with US mobile providers. A number of users reported inability to login using codes sent by email.
Delivery via SMS has been re-enabled and the login success rate has recovered. An investigation to determine why success rates dropped when falling back to email is underway.
