> yubikey does OATH 6 or 8 digit otp and you can order from 1 unit > upwards > > http://yubico.com/home/index/ > Wow - I presume being an open source algorithm there is no annual cost to running this? Could be a game-changer for RSA who charged something along the lines of $200 per token, per year - from memory - when I was last involved at the coal face. James Firth