In order to avoid security threats caused by password attack and replay attack in single sign-on protocal, the most methods on sovling these issues are making use of complicated te...
— User authentication is still heavily reliant on the use of passwords, and the security problems associated with passwords are becoming more and more serious. The main causes of...
Beomsoo Park, Sungjin Hong, Jaewook Oh, Heejo Lee,...
—Text-based password schemes have inherent security and usability problems, leading to the development of graphical password schemes. However, most of these alternate schemes are...
Previous efforts involving picture-based passwords have not focused on maintaining a measurably high level of entropy. Since password systems usually allow user selection of passw...
In a password-based authentication system, to authenticate a user, a server typically stores password verification data (PVD), which is a value derived from the user’s password...