Option to enable two-factor authentication for some models

Description of the enhancement required:
Option to enable two-factor authentication for some models.

An example of the enhancement:
The first factor is the password and the second factor can be a randomly generated number from a physical or soft client.

A story for why they want the enhancement:
If we want to  store highly confidential data in some of Anaplan models, we'd want to enable two-factor authentication for those models for security reasons.