1、Enterprise BlockchainSecurity Whitepaper2020About NSFOCUSNSFOCUS,Inc.,a global network and cyber security leader,protects enterprises and carriers from advanced cyber attacks.The companys Intelligent Hybrid Security strategy utilizes both cloud and on-premises security platforms,built on a foundatio

2、n of real-time global threat intelligence,to provide multi-layered,unified and dynamic protection against advanced cyber attacks.NSFOCUS works with Fortune Global 500 companies,including four of the worlds five largest financial institutions,organizations in insurance,retail,healthcare,critical infr

3、astructure industries as well as government agencies.NSFOCUS has technology and channel partners in more than 60 countries,is a member of both the Microsoft Active Protections Program(MAPP),and the Cloud Security Alliance(CSA).A wholly owned subsidiary of NSFOCUS Technologies Group Co.,Ltd.,the comp

4、any has operations in the Americas,Europe,the Middle East and Asia Pacific.Special StatementAll data used for analysis has been anonymized and no customer information appears in this report to avoid information disclosure per GDPR.Enterprise Blockchain Security WhitepaperACONTENTSCONTENTSExecutive S

5、ummary C1 Development of the Blockchain Technology 32 Introduction to the Enterprise Blockchain 62.1 Relationship Between the Enterprise Blockchain and Consortium Blockchain 72.2 Characteristics of Consortium Blockchains 72.3 Reference Architecture of Consortium Blockchains 82.4 Mainstream Consortiu

6、m Blockchain Platforms102.4.1 Hyperledger 102.4.2 Quorum 122.4.3 R3 Corda 133 Security Threats to Enterprise Blockchains 153.1 Threats to the Underlying Layer 163.2 Threats to the Core Layer 163.3 Threats to the Service Layer and User Layer 183.4 Threats to Cross-Layer Functions 184 Enterprise-relat