Big data technology in network security field has brought challenges and opportunities at the same time.New technology and new model spring up with data breaches of privacy risks
cross-border data flows
data misuse and a series of security risks.The idea of big data security to deal with these risks was introduced.At the same time
the development of big data technology has brought great opportunities to the improvement of security industry capacity.Big data technology
intelligent security mode and security industry synergy will be developed.
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NIST . NIST big data security and privacy subgroup:NIST SP 1500-4 [S ] . 2015 .