While blockchain-related businesses as exemplified by cryptocurrency exchanges are booming, security vulnerabilities persist. Losses due to security breaches have been increasing. When developing a system that utilizes a blockchain, one must incorporate defense-in-depth into the system and perform risk-based evaluations of the system’s architecture and operational design from prospective attackers’ standpoint.

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About the Author

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  Teruhiro Tagomori

  Security Engineer

  NRI SecureTechnologies