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Amazon AWS Offers Two new Blockchain Services
Amazon Web Services (AWS) announced two new fully managed blockchain services at the recent AWS re:Invent 2018 event. Amazon Quantum Ledger Database (QLDB) requires a trusted central authority. It is a transparent, immutable, and cryptographically verifiable ledger database service. Amazon Managed Blockchain does not require any trusted central authority. It allows to create and manage scalable blockchain networks.