Building a check-in app with Nexmo's Verify API

1 Β· Chen Hui Jing Β· June 26, 2019, midnight
Let’s say you are running a game like The Amazing Race, where there are multiple checkpoints that players have to physically reach before they can complete the game. This application is a way to track if a player has reached a checkpoint or not. A little bit about 2FA A typical two-factor authentication flow involves only one party. They will enter their mobile phone number to receive an SMS with the verification code, then enter said code into the user interface to authenticate their identity. ...