A question I’m often asked. But, if this research bears fruit, that will never be a problem again.
From the NY Times’ Digital Domain:
IMAGINE sitting down at your work keyboard, typing in your user name and starting work right away — no password needed.
That’s a vision that the Defense Advanced Research Projects Agency, part of the Defense Department, wants to turn into a reality. It will distribute research funds to develop software that determines, just by the way you type, that you are indeed the person you say you are.