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Create Bitcoin paper wallet in Block Chain

Cold Storage
  • Private keys are created using a software program on a computer.
  • Private keys can be stolen by hackers if the computer is online.
  • Private keys with a limited amount of value can be stored in an online environment to minimise the security risk.
  • Private keys should therefore be created and stored offline environment.
  • This secure environment is called a cold storage.
  • A few cold storage methods are : USB drive , paper wallet or hardware wallet.

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