How do we save password to the database in rails?
has_secure_password method to the
User model which will allow us to save the password through “one-way hash”, meaning the hash of the password strings will each turn into long, undecipherable tockens.
Second, add a new column
password_digest to the
users table to save the password token. The password string should never be stored in the application and they can only be digested. If you register at a site and they send you your password in plain text, do not trust the site.
Then make sure gem
After the three steps, virtual attributes
authenticate() method can be used in our app.
user.authenticate(password) is true, it will return the
user object. Otherwise, it will return