That was a funny email to read when beginning the day xD I see some potential on you Werner as secret agent screenwriter:P
I want to ask you Werner what chip (or dev board) you would choose to develop a quick proof of concept of this idea. I've searched a bit and found the FTDI Vinculo2, which has usb host and slave dual connections, but unfortunately the toolchain is closed and only for windows :( On Tue, Nov 18, 2014 at 12:11 AM, Werner Almesberger <[email protected] > wrote: > hellekin wrote: > > *** Going a step further, you could have a wireless keyboard that you > > flash with your firmware, > > ... if have access to the necessary information or can reverse-engineer > it. > > > ____________________ > > _ _____/ \_ _____.---------. > > | | | | \_____ > > | | USB Secure Hardware Key | | USB to Keyboard _____ > > _| |_____ _| |_____,----------| > > ^. \____________________/ `----------' > > Nice :-) > > > The USB Secure Hardware Key > > I.e., something like the critters made by: Ugoos, Rikomagic, > Tronsmart, FXI (Cotton Candy), Inverse Path (USB Armory), etc. > > > would offer 3 functionalities: > > > > 1. bootable Tails system > > 2. wireless keyboard connection > > 3. cabled keyboard connection > > > > Both 2. and 3. would provide the encryption capability. > > If the wireless keyboard encrypts, you'd also have it in case 1. > And yes, that's an entirely feasible scenario. Differences to the > simple USB-to-USB encryptor I described: > > - considerably more complex and harder to make (but you can try to > use a pre-built system, see above), > > - more expensive, > > - does not protect input going to the PC if the "sandbox system" > is compromised. But yes, Tails is probably a good deal more > secure than the pandemonium the average person keeps on their PC. > > The Keyboard -> USB computer -> PC -> Internet -> Secure remote case > is a bit weaker than the keyboard -> USB-to-USB-encryptor -> PC -> > Internet -> Secure remote case irrespective of the condition of the > PC because the USB computer has a much larger attack surface. > > > And if you remove the wireless part, and use micro-USB instead, you can > > have a fully featured encrypted keyboard for your mobile phone, which is > > probably a good thing to have given that we have more fingers than two > > thumbs. > > May get a bit fumbly, though: smartphone + USB stick + keyboard. > > > [ James Bond is after you ] > > Here's an easy trick: wait until he lets himself be caught by your > henchmen. You can count on this happening, it's one of his little > rituals to never do something that would seriously upset you before > you had a chance to kill him. > > When you have him in your fireproof holding cell, skip the sermon > and fancy death machines, and surprise him with the sheer simplicity > of a quick kill by revolver, knife, or a baseball bat, items you will > not have taken from him or any of his companions, but that you have > acquired and safely stored well before the occasion. > > Then have your henchmen cremate his remains on the spot. Do not leave > the execution in the hands of your trusted if perverted lieutenant > but oversee it personally for the whole duration. Bring a large sieve > and shovels, to make sure no man-sized pieces wrapped in > fire-resistant bulletproof cloth somehow remain in the ashes. > > Since you will be filming this, before uploading to YouTube, make > sure no blood or soot is seen on the flawlessly white fur of your > cat. People would never forgive you. > > - Werner > > _______________________________________________ > Qi Hardware Discussion List > Mail to list (members only): [email protected] > Subscribe or Unsubscribe: > http://lists.en.qi-hardware.com/mailman/listinfo/discussion > -- Felix
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