A ledger is a large log-type database that records all transactions chronologically. This ledger is either centralized or decentralized depending on its use.

Cryptocurrencies use decentralized ledgers (Decentralized Ledger), where each node has a copy of this ledger. The decentralized ledger is a key element of the blockchain, but it is not one. The blockchain is a type of decentralized ledger, on which a layer of high security such as cryptography is added.

Learn more
Bit2me Academy
Related tags

Related articles

Self-sovereign identities with verifiable claims

Self-sovereign identities with verifiable claims

Categories: Data Governance | Tags: Authentication, Blockchain, Cloud, IAM, Ledger

Towards a trusted, personal, persistent, and portable digital identity for all. Digital identity issues Self-sovereign identities are an attempt to solve a couple of issues. The first is the…



Jan 23, 2019

Apache Flink: past, present and future

Apache Flink: past, present and future

Categories: Data Engineering | Tags: Flink, Pipeline, Kubernetes, Machine Learning, SQL, Streaming

Apache Flink is a little gem which deserves a lot more attention. Let’s dive into Flink’s past, its current state and the future it is heading to by following the keynotes and presentations at Flink…



Nov 5, 2018

Canada - Morocco - France

We are a team of Open Source enthusiasts doing consulting in Big Data, Cloud, DevOps, Data Engineering, Data Science…

We provide our customers with accurate insights on how to leverage technologies to convert their use cases to projects in production, how to reduce their costs and increase the time to market.

If you enjoy reading our publications and have an interest in what we do, contact us and we will be thrilled to cooperate with you.

Support Ukrain