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An Abnormal Traffic Detection Method Based on GBR Image

A technology of abnormal flow and detection method, applied in image enhancement, image analysis, image data processing, etc.

Active Publication Date: 2022-05-17
UNIV OF ELECTRONICS SCI & TECH OF CHINA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to solve the problem of abnormal traffic detection in the network, and proposes a method for detecting abnormal traffic based on GBR images

Method used

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  • An Abnormal Traffic Detection Method Based on GBR Image
  • An Abnormal Traffic Detection Method Based on GBR Image
  • An Abnormal Traffic Detection Method Based on GBR Image

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Embodiment Construction

[0048] Embodiments of the present invention will be further described below in conjunction with the accompanying drawings.

[0049] Such as figure 1 As shown, the present invention provides a method for detecting abnormal traffic based on GBR images, which is characterized in that it comprises the following steps:

[0050] S1: Convert traffic data into visualized GBR images;

[0051] S2: Store the GBR image data in the distributed file system;

[0052] S3: Based on the distributed file system, the Apache Spark framework is used to train the sub-convolutional neural network model for each data block of the GBR image data to complete the detection of abnormal traffic.

[0053] In the embodiment of the present invention, such as figure 2 As shown, step S1 includes the following sub-steps:

[0054] S11: convert the original flow in the flow data into a grayscale image, and use the grayscale image as the G channel of the GBR image;

[0055] S12: Based on the G channel of the ...

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Abstract

The invention discloses a method for detecting abnormal traffic based on GBR images, comprising the following steps: S1: converting traffic data into visualized GBR images; S2: storing GBR image data in a distributed file system; S3: based on distributed The file system uses the Apache Spark framework to train the sub-convolutional neural network model for each data block of the GBR image data to complete the detection of abnormal traffic. The abnormal traffic detection method of the present invention converts the original network traffic into a grayscale image, retains the traffic information, and then selects two feature vectors to form a GBR image, thereby reducing the detection false alarm rate. Using a distributed file system and a sub-convolutional neural network model avoids the problems of large calculations and slow convergence of detection methods, and has the ability to detect unknown attacks with high detection accuracy.

Description

technical field [0001] The invention belongs to the technical field of network traffic detection, and in particular relates to a GBR image-based abnormal traffic detection method. Background technique [0002] In recent years, with the rise of the concept of artificial intelligence, more and more machine learning has been applied to the construction of abnormal traffic detection systems, resulting in many valuable network security technologies. Most of these systems are constructed by collecting network traffic first, performing feature extraction, and then using data mining technology to perform pattern matching, so as to identify currently known attacks in an offline manner. These abnormal traffic detection systems are of high value in the promotion of network security, but there are deficiencies such as slow speed of establishing the system, complex feature extraction and high cost of resource occupancy. Based on the above situation, the present invention proposes a meth...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06T5/00G06T7/90G06F16/182G06N3/04
CPCG06T7/90G06F16/182G06N3/045G06T5/90
Inventor 王彩洪孙健赵书武胡健龙
Owner UNIV OF ELECTRONICS SCI & TECH OF CHINA
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