Next, click on Security from the menu on the left hand side.
This will direct you to the security settings. To enable dual authentication for your school, select either Email confirmation or School wide security question from the Dual authentication drop down menu. The available options are explained below:
Selecting this option will not apply dual authentication to your school's Class Charts account.
Selecting this option will send a user an email that contains a verification link if an unusual login is detected.
School wide security question
Selecting this option will prompt the user to answer a security question if an unusual login is detected. You can create your own secret question and answer by entering them into the Secret question and Secret question answer fields.