  Attacks to networks are becoming more complex and sophisticated every day.
Beyond the so-called script-kiddies and hacking newbies, there is a myriad of
professional attackers seeking to make serious profits infiltrating in
corporate networks. Either hostile governments, big corporations or mafias are
constantly increasing their resources and skills in cybercrime in order to spy,
steal or cause damage more effectively. traditional approaches to Network
Security seem to start hitting their limits and it is being recognized the need
for a smarter approach to threat detections. This paper provides an
introduction on the need for evolution of Cyber Security techniques and how
Artificial Intelligence could be of application to help solving some of the
problems. It provides also, a high-level overview of some state of the art AI
Network Security techniques, to finish analysing what is the foreseeable future
of the application of AI to Network Security.
