1. Traceability, a history of data

1.1 Key concepts

While blockchain can be used in many contexts, our current topic is traceability. Let's start by defining what we mean by this term. Indeed, it's a more complex subject than it might seem. We invite you to read Jean-Luc Viruéga's excellent articles, published in August 2017 and February 2018, which deal with this subject in detail, as well as the many other articles in this collection.

Under the simple name of "traceability" lie...