rob wainwright / executive director, europol: "the numbers are rising again."law enforcement officials around the world -- emphasizing that the threat from friday's massive, global cyber attack is not over yet.rob wainwright / executive director, europol: "we've never seen anything on this scale. and our concern is the way in which - for the first time we've seen something that combines the ransomware with a worm functionality."the concern is that as employees return to work monday and fire up their desktops......they'll fall victim to the virus that froze hundreds of thousands of computers over the weekend.rob wainwright / executive director, europol: "the infection of one computer triggers rather remotely the infection of an entire networks."the ransomware - known as wanna-cry - exploits a vulnerability in outdated versions of microsoft windows......locking down all of a computer's files.the hackers -- then demanding hundreds of dollars in ransom to relinquish control of the files.microsoft's chief legal officer said sunday that the company is working to addr