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Construction method of time-varying state space vector for cloud service event linkage

A technology of space vector, construction method, applied in the field of network security of cloud server

Active Publication Date: 2022-07-05
GUANGXI NORMAL UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0011] In order to solve the technical problem in the prior art that the time-varying state space vector from the cloud service log to the connection cannot be obtained, the present invention proposes a construction method of a time-varying state space vector oriented to the cloud service event connection

Method used

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  • Construction method of time-varying state space vector for cloud service event linkage
  • Construction method of time-varying state space vector for cloud service event linkage
  • Construction method of time-varying state space vector for cloud service event linkage

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Embodiment Construction

[0055] The present invention will be further described in detail below with reference to the accompanying drawings and embodiments.

[0056] The object processed by the present invention is the cloud service log, see figure 1 In the cloud service log records shown, each cloud service log is derived from the MR job module, SQL job module, etc. in the storage / computing layer of the big data computing service (MaxCompute). The Big Data Computing Service (MaxCompute) is the Alibaba Cloud Proprietary Cloud Enterprise Edition, on page 11 of the "Introduction to Big Data Computing Service Products" published on November 18, 2020. Product version: V3.12.0.

[0057] Cloud service logs are recorded as Log, and multiple cloud service logs are represented in the form of sets and recorded as cloud service log sets in:

[0058] Log 1 Indicates the first cloud service log.

[0059] Log 2 Indicates the second cloud service log.

[0060] Log i Indicates the i-th cloud service log.

...

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Abstract

The invention discloses a method for constructing a time-varying state space vector oriented to cloud service event connection, which is used for revealing the connection between cloud service events, so as to facilitate the safety judgment of traceability cloud service events. The method of the invention includes: syntactic cloud service logs; constructing cloud service event ontology; establishing mapping rules according to field meaning, Bacchus Normal Form (BNF) and standard score (Z score); constructing and generating state space vector of cloud service events. Compared with the existing vector constructing technology, the method of the present invention has the advantages of less resource usage, lower complexity and strong operability. The method of the invention has the advantages of neither relying on thesaurus nor word frequency, can process character strings, and can process unstructured logs, especially uncertain cloud service logs.

Description

technical field [0001] The invention relates to the technical field of network security of cloud servers, and more particularly, to a method for constructing a time-varying state space vector oriented to cloud service event linkage. Background technique [0002] A cloud server (Elastic Compute Service, ECS) is a simple, efficient, safe and reliable computing service with scalable processing capabilities. Its management is simpler and more efficient than physical servers. Users can quickly create or release any number of cloud servers without purchasing hardware in advance. Cloud servers help users to quickly build more stable and secure applications, reduce the difficulty of development, operation and maintenance and overall IT (Internet Technology) costs, enabling you to focus more on core business innovation. The cloud service log refers to a process and experience record generated when the ECS is running. [0003] Network security refers to the use of various technical...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F40/151G06F40/205G06F40/211G06F40/30G06F16/36
CPCG06F40/151G06F40/205G06F40/211G06F40/30G06F16/367
Inventor 李肖坚蒋以义夏春和胡航平张振
Owner GUANGXI NORMAL UNIV
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