module ActiveRecord::Encryption::Contexts

def protecting_encrypted_data(&block)

* Writing encrypted content will fail.
* Reading encrypted content will return its ciphertext.

Runs the provided block in an encryption context where: 
def protecting_encrypted_data(&block)
  with_encryption_context encryptor: ActiveRecord::Encryption::EncryptingOnlyEncryptor.new, frozen_encryption: true, &block
end