2-factor authentication is required for Admin logins. Member logins can optionally use 2-factor.
This feature is always turned on for administrator logins, otherwise your admin logins could be compromised by password theft, leading to a data breach.
You can also turn on 2-factor for member logins, configuration items are here
2-factor authentication requires an additional piece of information when logging in. After accepting your username and password, you are prompted to enter a 6 digit code.
Three ways to get a login code:
If you don’t choose one of the above methods, email will be used. You can set your preference here: Login details
All admin logins are affected, all levels from Committee up to Administrator.