How secure is blockchain?

Blockchain technology is transforming the way we do business by allowing consumers to cut out the middleman in numerous vital services, reducing costs and boosting efficiency. In this way it has the potential to reduce poverty throughout the developing world. Blockchain is perhaps best understood as a decentralized ledger that can diminish costs by removing intermediaries such as banks and effectively decentralizing trust. The technology appends entries to the ledger which are validated by the wider user-community rather than by a central authority. Read more