Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
In modern life people use a lot of passwords, but memory size of human brain is limited. To relieve the burden of memorizing passwords, this design transforms the password from word type to picture type. Picture passwords are saved in cards and accessed by scanning. This method also prohibits others peeping.