w4f7z's comments

w4f7z | 3 years ago | on: Researchers demo Bluetooth relay attack against Tesla

>Yeah, this attack works in theory but is so complicated to set up and execute

There are quite a few security camera videos on youtube of people stealing cars parked in driveways by what appears to be a relay attack.

w4f7z | 7 years ago | on: What Really Happened to Apple’s Airpower

One alternative solution for multi-device charging that avoids the overlapping coil approach that apple is reportedly having issues with is to simply move the coil to the middle of the device(s). That was the solution that Panasonic used for the QE-TM101 [0]. This particular implementation has only one coil so multiple devices are charged in series.

[0]: https://www.youtube.com/watch?v=wpSHJwiDfv4 (Not my video. Shows a Nexus 4 being placed in worst-case positions and an illuminated robotic primary charging coil attempting to couple with the secondary on the phone.)

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