115 search results - page 6 / 23 » An Effective Anomaly Detection Method in SMTP Traffic |
ITIIS
2008
13 years 7 months ago
2008
Traditional attack detection schemes based on packets or flows have very high computational complexity. And, network based anomaly detection schemes can reduce the complexity, but...
IPPS
2010
IEEE
13 years 5 months ago
2010
IEEE
In this work we consider the problem of monitoring information streams for anomalies in a scalable and efficient manner. We study the problem in the context of network streams wher...
PKDD
2010
Springer
13 years 5 months ago
2010
Springer
Detecting local clustered anomalies is an intricate problem for many existing anomaly detection methods. Distance-based and density-based methods are inherently restricted by their...
PAMI
2006
13 years 7 months ago
2006
Analysis of motion patterns is an effective approach for anomaly detection and behavior prediction. Current approaches for the analysis of motion patterns depend on known scenes, w...
IMC
2010
ACM
13 years 5 months ago
2010
ACM
Previous methods of network anomaly detection have focused on defining a temporal model of what is "normal," and flagging the "abnormal" activity that does not...