| Recommended Configuration | Email; SMS | 
|---|---|
| Alternate Configuration 1 | Authenticator | 
| Alternate Configuration 2 | |
| Alternate Configuration 3 | |
| Account/Password Recovery | PR SMS; PR email | 
| Remarks | SMS 2FA used as mandatory backup for email 2FA | 
| Responses | 
									
										 Notified on January 11, 2020. Received response on January 13, 2020; report misinterpreted as feature request. Silently fixed vulnerability without notifying us as of March 8, 2020; this page represents our original findings.  |