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SOUPS
2009
ACM
13 years 11 months ago
Graphical passwords as browser extension: implementation and usability study
Abstract: Today, most Internet applications still establish user authentication with traditional text based passwords. Designing a secure as well as a user-friendly password-based ...
Kemal Bicakci, Mustafa Yuceel, Burak Erdeniz, Haka...
CTRSA
2007
Springer
110views Cryptology» more  CTRSA 2007»
13 years 11 months ago
Selecting Secure Passwords
We mathematically explore a model for the shortness and security for passwords that are stored in hashed form. The model is implicitly in the NIST publication [8] and is based on c...
Eric R. Verheul
CHI
2009
ACM
14 years 5 months ago
A comprehensive study of frequency, interference, and training of multiple graphical passwords
Graphical password systems have received significant attention as one potential solution to the need for more usable authentication, but nearly all prior work makes the unrealisti...
Katherine Everitt, Tanya Bragin, James Fogarty, Ta...
SOUPS
2005
ACM
13 years 10 months ago
Authentication using graphical passwords: effects of tolerance and image choice
Graphical passwords are an alternative to alphanumeric passwords in which users click on images to authenticate themselves rather than type alphanumeric strings. We have developed...
Susan Wiedenbeck, Jim Waters, Jean-Camille Birget,...
SPW
2004
Springer
13 years 10 months ago
One User, Many Hats; and, Sometimes, No Hat: Towards a Secure Yet Usable PDA
How can we design a PDA that is at the same time secure and usable? In current implementations the two properties are mutually exclusive. Because normal users find password entry ...
Frank Stajano