Protecting your data within your database has never been easier. With attr_encrypted, you can easily add a level of security to your application without much refactoring.

Save expensive calculation time using Rack::Attack, we will learn how to limit requests coming into our application. This gem not only limits requests, but can be used to blacklist or whitelist users as well.

Add multi factor authentication to your existing authentication solution. This gives your users the option to increase the level of security to their account and help prevent unauthorized access.

Learn to lock down your application or parts of your application by IP Addresses.

Using authentication and authorization, lock down your ActionCable WebSockets so that messages are only sent and received to the intended users.