March 2019
Intermediate to advanced
636 pages
27h 50m
English
book
Blockchain Development with Hyperledger
by Salman A. Baset, Luc Desrosiers, Nitin Gaur, Petr Novotny
Content preview from Blockchain Development with Hyperledger
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Transaction history
When we previously discussed the provenance of assets, we saw that the history of an asset was important—it provided confidence to participants in a network—and this increased trust. Likewise, transaction history is important, because it too increases trust. Why? Well, it comes back to those signatures. Any change must agreed by all the participants involved in the transaction, and the signatures in each transaction provide confidence that every counter-party consented to the exchange. A history of transactions is even better—it shows that all all points in time, every participant in the network has agreed with every change described by every transaction!
A blockchain history contains a sequenced order of transactions. ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.