Single sign-on is critical for the usability of distributed systems. While there are several authentication mechanisms which support single sign-on (e.g. Kerberos and X.509), it m...
This paper presents the first large-scale study of the success of password expiration in meeting its intended purpose, namely revoking access to an account by an attacker who has ...
Most users have multiple accounts on the Internet where each account is protected by a password. To avoid the headache in remembering and managing a long list of different and un...
Mohamed G. Gouda, Alex X. Liu, Lok M. Leung, Moham...
- The number of different identities and credentials used for authentication towards services on the Internet has increased beyond the manageable. Still, the most common authentica...
Data breaches due to stolen laptops are a major problem. Solutions exist to secure sensitive files on laptops, but are rarely deployed because users view them as inconvenient. Thi...