Netinfo Security ›› 2023, Vol. 23 ›› Issue (6): 11-21.doi: 10.3969/j.issn.1671-1122.2023.06.002

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A Survey of Cyber Security Open-Source Intelligence Knowledge Graph

WANG Xiaodi, HUANG Cheng, LIU Jiayong()   

  1. School of Cyber Science and Engineering, Sichuan University, Chengdu 610207, China
  • Received:2023-01-09 Online:2023-06-10 Published:2023-06-20

Abstract:

With the development of informatization, a large amount of cyber security information is generated online every day. However, the majority of security intelligence consists of multi-source and heterogeneous text data that are challenging to directly analyze and apply. Therefore, the introduction of a knowledge graph assumes paramount significance in order to facilitate profound semantic knowledge mining and enable intelligent reasoning analysis. On this basis, this paper first described how the cybersecurity knowledge graph was built. Then, it outlined the core technologies of the knowledge graph and related research work, including information extraction and knowledge reasoning. Finally, the challenges of building a cybersecurity knowledge graph were discussed, and some directions for further research were suggested.

Key words: cyber security, open-source intelligence, knowledge graph, information extraction, knowledge reasoning

CLC Number: