Facebook users can text a temporary password to log into the social network without entering their regular password. The temporary password is good for 20 minutes and will be available worldwide in the next few weeks. The idea is to make it “safer to use public computers in places like hotels, cafes or airports” Facebook has been playing a cat-and-mouse game with scammers over the past few years as criminals find new ways to misuse the network. Users must list their mobile phone numbers with their Facebook accounts to use the service.”]
Source: https://www.csoonline.com/article/2126011/facebook-fights-keyloggers-with-one-time-passwords.html