©  Daniel Drescher 2017

Daniel Drescher, Blockchain Basics, 10.1007/978-1-4842-2604-9_16

16. Protecting the Data Store

Discovering the power of immutability

Daniel Drescher

(1)Frankfurt am Main, Germany

Step 15 concluded with the finding that the blockchain-data-structure stores data in a change-sensitive manner. Any alteration of data stored in the blockchain-data-structure will stand out and require an elaborate process for incorporating it into the existing structure. This step explains how that property can be used to prepare the history of transaction data to be shared and distributed in an untrustworthy environment without having to fear that dishonest members of a peer-to-peer system can manipulate its content for its own advantage.

The Metaphor ...

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