By now, you’ve likely heard about the malicious ransomware that spread like wildfire across computer networks using Microsoft’s products. Matthew Green, a professor at Johns Hopkins University, joins us to talk about how users can keep safe and the primary motive behind the hacker(s) actions. Plus: Imraan Ismail, co-creator of the new virtual reality film “The Protectors,” on why the medium hasn’t become all that common yet.

By now, you’ve likely heard about the malicious ransomware that spread like wildfire across computer networks using Microsoft’s products. Matthew Green, a professor at Johns Hopkins University, joins us to talk about how users can keep safe and the primary motive behind the hacker(s) actions. Plus: Imraan Ismail, co-creator of the new virtual reality film “The Protectors,” on why the medium hasn’t become all that common yet.