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Niels Zeilemaker

Niels is Chief of Technology at GoDataDriven and works for a wide range of companies where he engineers features and builds models. Niels finished his PhD thesis at the Technical University of Delft where he researched into P2P systems, primarily focusing on privacy and cooperation, including applying encryption and anonymization techniques in the P2P domain.
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Recent Posts

Consensus: The Blockchain Backbone

Posted by Niels Zeilemaker on Mar 13, 2018 9:00:00 AM

One of the defining aspects of a public blockchain is that anyone can add information to it. However, before it is added, the information must be verified. All cooperating nodes in the network must agree on the definitions of valid, and invalid, information. For example, in the case of Bitcoin, there must be a consensus on what defines a legitimate transaction. When the new information is deemed valid by all participating nodes in the network, then the consensus is reached. This article explores how a decentralized network could achieve consensus through two different algorithms: proof-of-work and proof-of-stake.

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Topics: Agile Software Development, Agile Transformations, Big Data & Data Science