British security expect Steve Lord has come up with a unique use for the Raspberry Pi Zero. Powered by batteries, the Zero seeks out open wifi networks and then scans network traffic for calls to Instagram, which is what most people use for selfies. The Pi then sends ‘deauth’ packets back to the user’s computer, thus potentially throwing them off the network. It’s all slightly illegal, of course, though Lord does describe the hack as pretty shitty in terms of quality, but it does go to show the danger of using open networks. Read more at The Register.