OAuth Newbies can find it tricky initially. In this tutorial you’ll learn how to get started with OAuth 2.0 while avoiding all the fiddly parts around handling tokens. The folks over at Insomnia will show you how to authenticate an API client for the GitHub API with OAuth 2.0 and the Insomnia app.
TeleSign has greatly enhanced the iOS SDK for its App Verify service. The SDK allows app developers to handle verification completely in the background without multiple steps required for an onboarding user. By simply entering a phone number, the app exchanges with the phone for verification.