315 search results - page 6 / 63 » Number Theoretic Attacks on Secure Password Schemes |
CCS
2001
ACM
15 years 2 months ago
2001
ACM
Many encryption systems require the user to memorize high entropy passwords or passphrases and reproduce them exactly. This is often a difficult task. We propose a more fault-tole...
ACSAC
2003
IEEE
15 years 2 months ago
2003
IEEE
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...
AINA
2004
IEEE
15 years 1 months ago
2004
IEEE
A new remote password authentication scheme based on IC cards is proposed in this paper. By using the scheme, a remote password can be authenticated without either a password file...
ICCSA
2004
Springer
15 years 2 months ago
2004
Springer
Abstract. Recently, Shen et al. proposed an improvement on YangShieh’s timestamp-based password authentication scheme using smart cards. Then they claimed that their scheme canno...
ECRIME
2007
15 years 1 months ago
2007
We propose a scheme that exploits scale to prevent phishing. We show that while stopping phishers from obtaining passwords is very hard, detecting the fact that a password has bee...