Did you know that it’s possible to require two-factor authentication (2FA) to log into user accounts on any Ubuntu system?

This article is excerpted from Beginning Ubuntu Server Administration: From Novice to Professional, by Sander van Vugt, and is reprinted by permission of APress. All ...

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Ubuntu Server, on the other hand, doesn’t behave like it’s trying to box you in. It feels like a real operating system for ...