class ActiveRecord::Encryption::DeterministicKeyProvider  
        
        A KeyProvider that derives keys from passwords.
Inherits From
Public class methods
Source code GitHub
# File activerecord/lib/active_record/encryption/deterministic_key_provider.rb, line 7
def initialize(password)
  passwords = Array(password)
  raise ActiveRecord::Encryption::Errors::Configuration, "Deterministic encryption keys can't be rotated" if passwords.length > 1
  super(passwords)
end