Ten lectures on wavelets
A non-instrusive, wavelet-based approach to detecting network performance problems
IMW '01 Proceedings of the 1st ACM SIGCOMM Workshop on Internet Measurement
A signal analysis of network traffic anomalies
Proceedings of the 2nd ACM SIGCOMM Workshop on Internet measurment
Tabulation based 4-universal hashing with applications to second moment estimation
SODA '04 Proceedings of the fifteenth annual ACM-SIAM symposium on Discrete algorithms
An improved data stream summary: the count-min sketch and its applications
Journal of Algorithms
Mining anomalies using traffic feature distributions
Proceedings of the 2005 conference on Applications, technologies, architectures, and protocols for computer communications
Proceedings of the 2007 workshop on Large scale attack defense
International Journal of Network Management
Combining wavelet analysis and information theory for network anomaly detection
Proceedings of the 4th International Symposium on Applied Sciences in Biomedical and Communication Technologies
ADMIRE: Anomaly detection method using entropy-based PCA with three-step sketches
Computer Communications
A methodological overview on anomaly detection
DataTraffic Monitoring and Analysis
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In the last few years, the number and impact of security attacks over the Internet have been continuously increasing. Since it seems impossible to guarantee complete protection to a system by means of the "classical" prevention mechanisms, the use of Intrusion Detection Systems has emerged as a key element in network security. In this paper we address the problem considering a novel technique for detecting network anomalies. Our approach is based on the combined use of sketch and wavelet analysis to reveal the anomalies present in data collected at the router level. The performance analysis, presented in this paper, demonstrates the effectiveness of the proposed method.