In the second part of this series we explain the critical differences between blockchain and cryptocurrencies. Blockchain is an extremely secure, immutable and almost incorruptible robust distributed ledger that records virtually any value transaction.
Believe it or not, blockchain started life back in the early nineties. It later gained full maturity as the underlying core component of the digital currency Bitcoin to solve the problem of digital currency “double spend” without the need for a “trusted” intermediary (eg a bank). It is important to note that this distributed ledger can exist in two forms, public (or permissionless) and private (or permissioned.
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