‘…This research is a side-channel attack. The metal parts of a laptop, such as the shielding around USB ports, and heatsink fins, are notionally all at a common ground level. However, this level undergoes tiny fluctuations due to the electric fields within the laptop. These variations can be measured, and this can be used to leak information about encryption keys.
‘The measurements can be done by directly attaching a digitizer to a metal part of the laptop, but they don’t have to be this obvious. The researchers showed that they could retrieve information with connections at the far end of shielded USB, VGA, and Ethernet connections. They also used human touch: a person in contact with metal parts of the laptop can in turn be connected to a digitizer, and the voltage fluctuations can be measured…’
Send Photo of your Assailant to Police During Attack
‘This Smart Pepper Spray Snaps a Photo of Your Assailant and Sends It to the Police
Curing the societal germs that beget assault will take a lot of time and effort. In the meantime, a burgeoning industry has emerged bent on producing smart devices to help women defend themselves from danger. Enter: The Defender, a smart pepper spray that connects to your smartphone via Bluetooth. In the event of an assault, spraying the assailant activates an alarm and snaps a photo of the target. The device is monitored by a 24-hour response team that will alert authorities and pass along the photo…’
Here’s the hype video from The Defender Indiegogo page
Detect Date Rape Drugs with Nail Polish
‘Checking to see if your drink has been tampered with is about to get a whole lot more discreet. Thanks to the work of four North Carolina State University undergrads, you’ll soon be able to find out without reaching for a testing tool. That’s because you’ll already have five of them on each hand.
‘The team — Ankesh Madan, Stephen Gray, Tasso Von Windheim, and Tyler Confrey-Maloney — has come up with a creative and unobtrusive way to package chemicals that react when exposed to Rohypnol and GHB. They put it in nail polish that they’re calling Undercover Colors…’