Many systems have started to use biometric authentication: Android, iOS and the Aadhar to name a few. Here's my opinion on the same. Let's begin with the infamous argument against it. Biometric features are irrevocable Biometric data is irrevocable. Unlike passwords, you can't revoke or change your fingerprints, your face,
Authentication is the process of identifying someone. This post attempts to shed some light on the process.
If you own an email address or an account on any website/app, you have interacted with an authorization system before. I'm talking about login screens like these: These login screens are so common that non-devs I work with tend to take them for granted, without understanding the complexity of