I look forward to the day when someone bumps you on the street with a pin prick for a tiny drop of your blood, takes your DNA and clones a new you without your permission.
On Mon, Feb 18, 2013 at 10:58 AM, David Ochel <li...@ochel.net> wrote: > Heya, > > Gosh, are we off-topic or what? Anyway, I can't resist... ;-) > > On 2/17/13 1:09 PM, Don Cooper wrote: > > > The basic RFID system is a simple transponder. > > All it does is enables the chip to transmit a number when scanned. > > That number is essentially an indexing string of data which contains > > no personal information. > > I consider my credit card number (actually, the whole information that's > present on the magnetic stripe as well as via the RFID chip if a card > has it) personally identifiable information. Especially if somebody can > use it to clone my card and buy stuff with my card. It can also be more > than "a" number, as in a bunch of numbers that encode my passport photo, > etc. > > And I certainly don't want to put my RFID-enabled PII into the close > proximity of readers that aren't authorized to read that information, > easy to hide, and fitting into everyone's pockets. > > > Out of the context of the process of the read - the number has no > > significance. Plus - that context has deeply embedded encryption > > algorithms based on time, location and date - which are called "one > > way ciphers". > > I'm not sure what the definition a one way cipher or deeply embedded > encryption algorithm would be? A hash? Passport information on RFID is > encrypted with some sort of key, afaik, but obviously those keys need to > be shared with those who are supposed to read the information (multiple > times, and for more than one passport holder without having a unique key > for each of them, presumably). One time passwords are something > different, certainly not employed in this context... > > Cheers, > David > > -- > David Ochel -=> http://blog.ochel.net <=- > > --------------------------------------------------------------------- > Visit our website: http://texascavers.com > To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com > For additional commands, e-mail: texascavers-h...@texascavers.com > > -- Lyndon Tiu
