Resisting Replay Attacks Efficiently In A Permissioned And Privacy- Preserving Blockchain Network

  • Published: May 25, 2017
  • Earliest Priority: Nov 25 2015
  • Family: 1
  • Cited Works: 0
  • Cited by: 5
  • Cites: 2
  • Additional Info: Full text
Abstract

Embodiments of the present invention may provide techniques by which replay attacks in a blockchain network may be efficiently resisted, while preserving valid user permissions and privacy in the blockchain network. For example, in an embodiment of the present invention, in a network of computer systems, a method of communication may comprise at a user computer system, generating a security value that is to be used only once, generating a message signed with a security certificate and including the security value, and transmitting the message over the network of computer systems.


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Document History
  • Publication: May 25, 2017
  • Application: Oct 21, 2016
    US US 201615331385 A
  • Priority: Oct 21, 2016
    US US 201615331385 A
  • Priority: Nov 25, 2015
    US US 201562259662 P

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