Beware the botnet

With the RBA looking to shore up its firewalls against the pernicious threat of cyber attack, we thought it might be handy to showcase the one weapon that gives security experts sleepless nights.

That weapon is botnet, a critical piece of infrastructure that is crucial to a distributed denial of service attack (DDoS), and it's this horde of infected computers that serve as the conduit through which malicious attacks are launched on a system.

This infographic from geekosystem spells out just how big a problem botnets are and also a few tips to keep them at bay.