Mac users are no longer immune to an increasingly popular type of virus, researchers say.

A Ransomware virus, which locks files on a victim’s computer unless the user sends hackers money, has affected Apple’s desktop operating system for the first time,

Apple has taken steps to make it impossible to install the affected app.

The discovery is particularly noteworthy because Apple’s desktop operating system isn’t usually susceptible to such attacks.

Mac users are therefore advised to make sure they do not download suspicious programs online.

Credit: TIME Magazine Learn more »