Make your strong parameters do more by extracting the logic in order to maximize the ability and security of your application.

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.

Add an extra level of security to your application with client side encryption. Even over an SSL connection, there are attacks which could expose your users' sensitive information. Using JSEncrypt, learn how to encrypt on the client side and decrypt on the server side.

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.