"The Cylons were created by man." "They where created to make life easier on the Twelve Colonies" "And then the day came when the cylons decided to kill their masters." "After a long bloody battle an armistice was declared." The Cylon infiltrator programmed backdoors into the CNP so that the Cylon attack forces could render any ships that use the operating system to shut itself down by a remote command. Caprica under bombardment during the Cylon attack.