Rod Chester reports:
Builder Mark Parry is one of the countless Australians who have experienced the harsh fallout of a ransom demand from an anonymous hacker.
The owner of Melbourne-based Hebden Kitchens and Bathrooms logged on to his office computer and was faced with a hard disk full of encrypted files and a criminal demand.
All of his files, dating back to 2008, were locked. And there was a note: if you want your files back, pay a digital currency ransom of two Bitcoins, equivalent to about $1200.
Read more on news.com.au.