Sciweavers

2403 search results - page 400 / 481
» Cyberinsurance in IT Security Management
Sort
View
SIGCOMM
2012
ACM
11 years 10 months ago
Measuring and fingerprinting click-spam in ad networks
Advertising plays a vital role in supporting free websites and smartphone apps. Click-spam, i.e., fraudulent or invalid clicks on online ads where the user has no actual interest ...
Vacha Dave, Saikat Guha, Yin Zhang
KDD
2012
ACM
200views Data Mining» more  KDD 2012»
11 years 10 months ago
Vertex neighborhoods, low conductance cuts, and good seeds for local community methods
The communities of a social network are sets of vertices with more connections inside the set than outside. We theoretically demonstrate that two commonly observed properties of s...
David F. Gleich, C. Seshadhri
EDBT
2012
ACM
225views Database» more  EDBT 2012»
11 years 10 months ago
Differentially private search log sanitization with optimal output utility
Web search logs contain extremely sensitive data, as evidenced by the recent AOL incident. However, storing and analyzing search logs can be very useful for many purposes (i.e. in...
Yuan Hong, Jaideep Vaidya, Haibing Lu, Mingrui Wu
CCS
2006
ACM
13 years 12 months ago
Safety and consistency in policy-based authorization systems
In trust negotiation and other distributed proving systems, networked entities cooperate to form proofs that are justified by collections of certified attributes. These attributes...
Adam J. Lee, Marianne Winslett
JCP
2007
154views more  JCP 2007»
13 years 8 months ago
Introducing Virtual Private Overlay Network Services in Large Scale Grid Infrastructures
—The computational Grid concept is gaining great popularity as the best way to deliver access to a wide range of distributed computing and data resources. But, as Grids move from...
Francesco Palmieri