221 search results - page 24 / 45 » Advantages of User Authentication Using Unclear Images |
MIR
2010
ACM
14 years 3 months ago
2010
ACM
Over the last few years, social network systems have greatly increased users’ involvement in online content creation and annotation. Since such systems usually need to deal with...
WICON
2008
13 years 10 months ago
2008
Cognitive Radio (CR) is seen as one of the enabling technologies for realizing a new spectrum access paradigm, viz. Opportunistic Spectrum Sharing (OSS). IEEE 802.22 is the world&...
MM
2009
ACM
14 years 3 months ago
2009
ACM
Query suggestion is an effective approach to improve the usability of image search. Most existing search engines are able to automatically suggest a list of textual query terms b...
PKC
2004
Springer
14 years 1 months ago
2004
Springer
Abstract. Bellare, Boldyreva, Desai, and Pointcheval [1] recently proposed a new security requirement of the encryption schemes called “keyprivacy.” It asks that the encryption...
ECRIME
2007
14 years 11 days 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...