Articles in this category How to Setup Multifactor Authentication (MFA) 1. Download the Microsoft or Google Authenticator application from the App or Google Play store. 2. Log into CTARS, a QR code will be presente How to Log in with Multifactor Authentication (MFA) 1. Log into CTARS. 2. Enter the 6-digit code from your chosen Authenticator app in the MFA field. 3. You are now logged into CTARS with MFA. How to change your work email password (@positivecs.au) 1. Login to Webmail as usual. 2. On your Webmail Home page, scroll down to Edit your settings. 3. Tap on Password & Security.