Peter Gutmann wrote:
external data from finding its way onto their corporate networks (they are really, *really* concerned about this). If you wanted this to work, you'd need to build a device with a small CMOS video sensor to read data from the browser via QR codes and return little more than a 4-6 digit code that the user can type in (a MAC of the transaction details or something). It's feasible, but not quite what you were thinking of.
That reminds me of the Lenslok copy protection device on the Elite (and others) game from the '80s[1]
[1] http://www.birdsanctuary.co.uk/sanct/s_lenslok.php -- Darren J Moffat --------------------------------------------------------------------- The Cryptography Mailing List Unsubscribe by sending "unsubscribe cryptography" to majord...@metzdowd.com
