Method: Chef::EncryptedDataBagItem::Encryptor::Version3Encryptor#auth_tag

Defined in:
lib/chef/encrypted_data_bag_item/encryptor.rb

#auth_tag ⇒ Object

Returns a wrapped and encrypted version of plaintext_data suitable for Returns the auth_tag.



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# File 'lib/chef/encrypted_data_bag_item/encryptor.rb', line 190

def auth_tag
  # Generated auth_tag comes from OpenSSL::Cipher#auth_tag
  # This must be generated after the data is encrypted
  if @auth_tag.nil?
    raise EncryptionFailure, "Internal Error: GCM authentication tag read before encryption"
  end

  @auth_tag
end