new

# File activesupport/lib/active_support/message_verifier.rb, line 30
    def initialize(secret, options = {})
      unless options.is_a?(Hash)
        ActiveSupport::Deprecation.warn "The second parameter should be an options hash. Use :digest => 'algorithm' to specify the digest algorithm."
        options = { :digest => options }
      end

      @secret = secret
      @digest = options[:digest] || 'SHA1'
      @serializer = options[:serializer] || Marshal
    end