Components of Authentication

Authentication is a fairly complex topic, but like most complex topics it can be broken down into smaller parts.

ActiveRecord validations

  • What are different types of validations?
  • Which ones could be useful?
  • Describe 3 use cases.

ActionController filters?

  • What is an ActionController filter?
  • What are different types of ActionController filters?
  • Describe 3 use cases of filters.

has_secure_password

  • What is has_secure_password?
  • How does it work (in Rails)?

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