Do You Need a Blockchain? A very simple decision tree

Why another decision tree?

First, some terminology.

Do you need a blockchain?

What kind of blockchain do you need?

1. What are the requirements for the consensus algorithm?

2. Are all readers and writers known?

3. Are all transactions public?

4. Are transaction rules uniform across participants?

5. How is the data store connected to the real world?

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Roel Wieringa

Roel Wieringa

Professor emeritus Information Systems, University of Twente, The Netherlands. Co-founder and Director, The Value Engineers (www.thevalueengineers.nl).