Flask-Login provides user session management for Flask . It handles the common tasks of logging in, logging out, and remembering your users’ sessions over extended periods of time. It will: Store the active user’s ID in the session, and let you log them in and out easily.
Read moreIs Flask-Login safe?
the login process seems secure . But you didn’t check the potential existing user in the signup form, or existing email address. Unless this is managed by the underlying User schema. And you should require a minimal password complexity.
Read moreHow do you set up a Flask-Login?
Introduction
Read more