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This is the second in a series of Research Notes in which Ovum looks at the potential applications for blockchain technology in cybersecurity.


  • There are clearly applications in other sectors, including financial services, supply chain management, healthcare, government, and online entertainment.

Features and Benefits

  • Explains the fundamental benefits of a tamper-proof distributed ledger.
  • Describes some applications in IT security.

Key questions answered

  • How could blockchain help in identity management?
  • What would be its application in patent filings?

Table of contents

Ovum view

  • Summary
  • Timestamping is an invaluable capability
  • SSL certificates and DNS could benefit from blockchain
  • Download verification and intel sharing are other ideas
  • Internet privacy could be enabled without a new Dark Web


  • Further reading
  • Author

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