>> "Criminals have learned how to persuade mobile phone providers like T-Mobile and AT&T to switch a phone number to a new device that is under their control."

>> "Criminals have learned how to persuade mobile phone providers like T-Mobile and AT&T to switch a phone number to a new device that is under their control." This is why SMS should be never an option for MFA. You simply cannot rely on a telco employee for the security of your organization or online presence.