Sciweavers

15379 search results - page 392 / 3076
» Protecting users from
Sort
View
USS
2010
15 years 2 months ago
Re: CAPTCHAs-Understanding CAPTCHA-Solving Services in an Economic Context
Reverse Turing tests, or CAPTCHAs, have become an ubiquitous defense used to protect open Web resources from being exploited at scale. An effective CAPTCHA resists existing mechan...
Marti Motoyama, Kirill Levchenko, Chris Kanich, Da...
159
Voted
ICDCS
2009
IEEE
15 years 1 months ago
Fragmentation Design for Efficient Query Execution over Sensitive Distributed Databases
The balance between privacy and utility is a classical problem with an increasing impact on the design of modern information systems. On the one side it is crucial to ensure that ...
Valentina Ciriani, Sabrina De Capitani di Vimercat...
CHI
2007
ACM
16 years 4 months ago
Demonstrating the viability of automatically generated user interfaces
We conducted two studies that demonstrate automatically generated interfaces can be more usable than interfaces created by human designers. The first study shows that users of aut...
Jeffrey Nichols, Duen Horng Chau, Brad A. Myers
126
Voted
DEXA
2004
Springer
103views Database» more  DEXA 2004»
15 years 9 months ago
Characterizing Database User's Access Patterns
Much work has been done on characterizing the workload of a database system. Previous studies focused on providing different types of statistical summaries, and modeling the run-ti...
Qingsong Yao, Aijun An
222
Voted
HUMAN
2003
Springer
15 years 9 months ago
Analysis of User Utility Function in the Combined Cellular/WLAN Environments
Recent advances in wireless networking technologies enabled nomadic users connected to the Internet anywhere from the outdoor environments such as airport, hotel, subway station, o...
Jae-Hwan Kim, Young Yong Kim