Authentication for a mobile application

Authentication is one of the most common cases in an analyst's work. There is a lot of general information about authentication methods on the Internet, but it isn't easy to find implementation examples.
In the talk, I will talk about the work on the requirements for the development of authentication in a mobile application. We take a closer look at biometric authentication and learn about the details of biometric verification on iOS and Android.
Also, we discuss alternative scenarios, talk about errors and how to handle them.
There will be a lot of applied information that can be used in your work.
The report will be of interest to system and business analysts.
A link to a detailed guide on preparing technical specifications for authentication will be published at the end of the talk.