Blockchain, the technology that underpins bitcoin and other digital currencies ,is a digital ledger that provides a secure way of making and recording transaction. Digital currency sales jumped to $13.7 billion in the first five month of the year, nearly double the amount raised the whole of 2017, according to a report released thursday by PwC's Strategy and consulting division strategy and swetzerland based valley association.
Technology startups in the blockchain space around the world has raised funds by selling cryptocurrencies, or token directly to investors in initial offering bypassing band or venture capital firms as intermediaries