Sorry for the little dip in content output recently, I was in Glasgow for a week visiting friends, checking out the (lacklustre) Xmas lighting displays and looking for suitable Christmassy tat for disassembly on the channel.
While waiting at the airport for my flight back to the Isle of Man I saw this butchered socket in the Starbucks coffee shop. I plugged a load into the other socket to see if the supply had been completely shorted and it had.
https://www.youtube.com/watch?v=VsRwfDAP5As
It got me pondering the malicious things you could do with a public charge point like this. Especially if you could get hold of an old one and then modify it before swapping it in surreptitiously in a less visible part of the shop. (probably not a wise thing to do in an airport). Also noting that this would involve making live mains connections to a metal bodied plate unless the USB section is a pluggable module.
A little investigation reveals that some phones that allow the connection of a keyboard to their charge port can be compromised with a rubber ducky attack, where a device emulates a keyboard so it gets instant access without warning and then executes a string of codes as if they're being typed manually.
The other particularly evil thought that came to mind would be to derive a charge current via resistors and a diode from the mains side and use it to charge up a beefy capacitor connected across the USB socket like a particularly capable USB killer.
Maybe it's a good idea just to use a power bank to charge your phone in public areas.
Should I release this video for general viewing on YouTube?
Gadgetman
2018-12-14 00:38:54 +0000 UTCBig Clive
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2018-12-12 19:27:03 +0000 UTCPhil Collins
2018-12-12 15:25:20 +0000 UTCMatt Tester
2018-12-12 13:20:19 +0000 UTCevilution
2018-12-12 12:36:15 +0000 UTCBig Clive
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2018-12-12 08:37:19 +0000 UTCWillem Hengeveld
2018-12-12 08:11:35 +0000 UTCCharleso
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2018-12-12 05:24:55 +0000 UTCMoz in Oz
2018-12-12 04:46:43 +0000 UTCNani Isobel
2018-12-12 03:25:49 +0000 UTCNguyen Quang Minh
2018-12-12 02:40:25 +0000 UTC