In a webinar earlier this year, Amazon provided information on Amazon Quantum Ledger Database (QLDB) and Amazon Managed Blockchain. From what was shown, it’s clear that the products are very early, still in preview, that they aren’t integrated, but that Amazon does seem to be moving forward based on a clear understanding of the different benefits of ledgers and blockchain. Before discussing the products, let us review the basics. Blockchain is just that, a chain of blocks of transaction data. The body of transactions creates a ledger, a record of all the transactions. In the blockchain world, each member of the ... (full story)