Update devise from rails generate devise:install

config/initializers/devise.rb

@@ -58,15 +58,12 @@
 
   # Tell if authentication through HTTP Auth is enabled. False by default.
   # It can be set to an array that will enable http authentication only for the
-  # given strategies, for example, `config.http_authenticatable = [:token]` will
-  # enable it only for token authentication. The supported strategies are:
+  # given strategies, for example, `config.http_authenticatable = [:database]` will
+  # enable it only for database authentication. The supported strategies are:
   # :database      = Support basic authentication with authentication key + password
-  # :token         = Support basic authentication with token authentication key
-  # :token_options = Support token authentication with options as defined in
-  #                  http://api.rubyonrails.org/classes/ActionController/HttpAuthentication/Token.html
   # config.http_authenticatable = false
 
-  # If http headers should be returned for AJAX requests. True by default.
+  # If 401 status code should be returned for AJAX requests. True by default.
   # config.http_authenticatable_on_xhr = true
 
   # The realm used in Http Basic Authentication. 'Application' by default.
@@ -78,10 +75,10 @@
   config.paranoid = true
 
   # By default Devise will store the user in session. You can skip storage for
-  # :http_auth and :token_auth by adding those symbols to the array below.
+  # particular strategies by setting this option.
   # Notice that if you are skipping storage for all authentication paths, you
   # may want to disable generating routes to Devise's sessions controller by
-  # passing :skip => :sessions to `devise_for` in your config/routes.rb
+  # passing skip: :sessions to `devise_for` in your config/routes.rb
   config.skip_session_storage = [:http_auth]
 
   # By default, Devise cleans up the CSRF token on authentication to
@@ -96,7 +93,9 @@
   #
   # Limiting the stretches to just one in testing will increase the performance of
   # your test suite dramatically. However, it is STRONGLY RECOMMENDED to not use
-  # a value less than 10 in other environments.
+  # a value less than 10 in other environments. Note that, for bcrypt (the default
+  # encryptor), the cost increases exponentially with the number of stretches (e.g.
+  # a value of 20 is already extremely slow: approx. 60 seconds for 1 calculation).
   # 12 ~= 300ms on dev machine
   # 13 ~= 600ms
   config.stretches = Rails.env.test? ? 1 : 12
@@ -131,17 +130,20 @@
 
   # ==> Configuration for :rememberable
   # The time the user will be remembered without asking for credentials again.
-  config.remember_for = 1.year
+  config.remember_for = 30.days
+
+  # Invalidates all the remember me tokens when the user signs out.
+  config.expire_all_remember_me_on_sign_out = true
 
   # If true, extends the user's remember period when remembered via cookie.
   # config.extend_remember_period = false
 
   # Options to be passed to the created cookie. For instance, you can set
-  # :secure => true in order to force SSL only cookies.
+  # :secure: true in order to force SSL only cookies.
   config.rememberable_options = { secure: true }
 
   # ==> Configuration for :validatable
-  # Range for password length. Default is 8..128.
+  # Range for password length.
   config.password_length = 8..128
 
   # Email regex used to validate email formats. It simply asserts that
@@ -180,6 +182,9 @@
   # Time interval to unlock the account if :time is enabled as unlock_strategy.
   # config.unlock_in = 1.hour
 
+  # Warn on the last attempt before the account is locked.
+  # config.last_attempt_warning = true
+
   # ==> Configuration for :recoverable
   #
   # Defines which key will be used when recovering the password for an account
@@ -200,10 +205,6 @@
   # Require the `devise-encryptable` gem when using anything other than bcrypt
   # config.encryptor = :sha512
 
-  # ==> Configuration for :token_authenticatable
-  # Defines name of the authentication token params key
-  # config.token_authentication_key = :auth_token
-
   # ==> Scopes configuration
   # Turn scoped views on. Before rendering "sessions/new", it will first check for
   # "users/sessions/new". It's turned off by default because it's slower if you
@@ -235,15 +236,15 @@
   # ==> OmniAuth
   # Add a new OmniAuth provider. Check the wiki for more information on setting
   # up on your models and hooks.
-  # config.omniauth :github, 'APP_ID', 'APP_SECRET', :scope => 'user,public_repo'
+  # config.omniauth :github, 'APP_ID', 'APP_SECRET', scope: 'user,public_repo'
 
   # ==> Warden configuration
   # If you want to use other strategies, that are not supported by Devise, or
   # change the failure app, you can configure them inside the config.warden block.
   #
   # config.warden do |manager|
   #   manager.intercept_401 = false
-  #   manager.default_strategies(:scope => :user).unshift :some_external_strategy
+  #   manager.default_strategies(scope: :user).unshift :some_external_strategy
   # end
 
   # ==> Mountable engine configurations