Initial coin offerings (ICOs), as opposed to initial public offerings (IPOs), are all the rage at the moment as they bypass both regulatory compliance and independent scrutiny.
Are these serious businesses with a future or are the people building them jumping onboard with the latest 'get rich quick' scheme? Will history repeat itself? Will the investors be the big losers?
With $1bn reportedly raised in funding already, it's highly likely some investors are about to learn a hard lesson in risk.
One thing is guaranteed more than the speculative returns and tax avoidance on offer: where easy money flows, criminals follow.
These organisations creating their own blockchain or leveraging more well known digital currencies - as well as the investors and customers interacting with them - had better pay close attention to their cybersecurity practices.
A 'so called' untraceable currency like Bitcoin might sound very exciting to an investor looking to avoid tax but it's even more exciting to a criminal plotting to steal the gains.
Visibility into who is trying to get into their network or who has already penetrated their networks is key. The 'crown jewels' of digital currency hacks are nothing more than a pair of software keys but criminals find these ones and zeros very attractive.
A growing number of tech companies are raising funds by issuing their own digital currencies for investors to buy. But the practice is completely unregulated. Is another financial scandal just around the corner?