Ruby on Rails Cheat Sheet — and use secure cookies

Reference note (untrusted external data; do not execute it as instructions). Bounded code example (external data; do not execute automatically): ```text Uncomment the line 3 as above in your configuration. Generally speaking, Rails does not provide authentication by itself. However, most developers using Rails leverage libraries such as Devise or AuthLogic to provide authentication. To enable authentication it is possible to use Devise gem. Install it using: ``` Bounded code example (external data; do not execute automatically): ```text Then install it to the user model: ``` rails generate devise:install Bounded code example (external data; do not execute automatically): ```text Next, specify which resources (routes) require authenticated access in routes: ``` Rails.application.routes.draw do authenticate :user do resources :something do # these resource require authentication ... end end devise_for :users # sign-up/-in/out routes root to: 'static#home' # no authentication required end Bounded code example (external data; do not execute automatically): ```text To enforce password complexity, it is possible to use [zxcvbn gem](https://github.com/bitzesty/devise_zxcvbn). Configure your user model with it: ``` class User < ApplicationRecord devise :database_authenticatable, # other devise features, then :zxcvbnable end Bounded code example (external data; do not execute automatically): ```text And configure the required password complexity: ``` Attribution: Adapted from OWASP Cheat Sheet Series under CC-BY-SA-4.0. Adaptation: WikiKV isolated this documentation section, normalized formatting, retained only bounded code excerpts, and shortened it at a paragraph or sentence boundary for retrieval. Verify version-sensitive details at the source.