Lecture 8 - Hands on: Developing another Sample application using Hyperledger platform. Flashcards

1
Q

what is “Proof of Existence”

A

“Notarization is the official fraud-deterrent process that assures the
parties of a transaction that a document is authentic and can be
trusted.

It is a three-part process, performed by a Notary Public, that includes
of vetting, certifying and record-keeping.”
– National Notary Association

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2
Q

what does hashing offer?

A

• Same document will always yield same hash output.

• Hash output is always of a fixed length, do not depend on input
document size.

  • Change of document will have different hash output.
  • Complex to recover original document from hash output.
  • Increases data privacy about document with low storage.
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