It means it takes two steps to verify your identity. For example if a password it #1, then a challenge question might be #2. It could also be a one-time PIN sent via text or email.For security here?
How does it work?
Hi,It means it takes two steps to verify your identity. For example if a password it #1, then a challenge question might be #2. It could also be a one-time PIN sent via text or email.