In a future post you'll see me in this seating.


This is cryptocurrency's dark side, which sometimes gets lost in the hype over the rocketing value of bitcoin and its brethren. But just as digital currency has turned into a hot new investment vehicle, it's given hackers and cybercriminals new opportunities for exploitation.

Even old-school cons have taken a new blockchain twist, with consumers excitedly buying new forms of cryptocurrency only to find they're little more than hot air and false promises.

"With cryptocurrency, it's like choose-your-own adventure," said Rick Holland, a cybercrime researcher at security company Digital Shadows. "People can pick so many routes to target victims now."