There is stuff like RSA secure id. they ask for a password, but then also for authentication number... where you have a device that shows you the authenticatio

There is stuff like RSA secure id. they ask for a password, but then also for authentication number... where you have a device that shows you the authentication number. it changes the number every 60 seconds. http://www.rsa.com/node.aspx?id=1156 http://www.rsa.com/node.aspx?id=1156 I'm not sure this would ever be practical for consumers, but it's a clever idea. i've used it to get on vpns at big companies.