message_verifier.rb Ruby on Rails 5.1.2 message_verifier.rb activesupport/lib/active_support/message_verifier.rb on GitHub Last modified: 2017-07-12 08:38:53 -0700 Required Files base64 active_support/core_ext/object/blank active_support/security_utils openssl Namespace MODULE ActiveSupport CLASS ActiveSupport::MessageVerifier CLASS ActiveSupport::MessageVerifier::InvalidSignature