315 search results - page 3 / 63 » Number Theoretic Attacks on Secure Password Schemes |
WWW
2005
ACM
14 years 8 months ago
2005
ACM
Computer users are asked to generate, keep secret, and recall an increasing number of passwords for uses including host accounts, email servers, e-commerce sites, and online finan...
IEEEIAS
2009
IEEE
13 years 5 months ago
2009
IEEE
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...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
In this paper, we present a password stretching method using user specific salts. Our scheme takes similar time to stretch a password as recent password stretching algorithms, but...
CCS
2007
ACM
14 years 1 months ago
2007
ACM
Draw a secret (DAS) is a representative graphical password scheme. Rigorous theoretical analysis suggests that DAS supports an overall password space larger than that of the ubiqu...
AVI
2006
13 years 9 months ago
2006
When users input their passwords in a public place, they may be at risk of attackers stealing their password. An attacker can capture a password by direct observation or by record...