Securing your app while providing a positive user experience can be a challenge. Phone.Email’s free SMS OTP API makes it simple to implement robust 2-factor authentication. By leveraging the ubiquity of text messaging, you can verify user identities in a way that is secure yet familiar. This post walks through integrating Phone Email’s API into your app to enable frictionless signup and login using one-time passcodes over SMS. It will cover best practices for SMS OTP implementation, how to customize the experience, options for integrating with existing authentication flows, and tips for optimizing UX. Give your users secure access without hassles using Phone.Email’s streamlined SMS OTP API.
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