This was made using gheat to generate a nice map of locations that are attacking our SensorNET.
SensorNET is a set of distributed nepenthes sensors that we set up at the Australian Honeynet Project.
Scans from attacking IP's and network borne malware is captured and analyzed.
These attacks are portrayed on this heatmap.
For full story go here http://honeynet.org.au/?q=node/41