A year later, the exploit that fueled the WannaCry ransomware remains a threat

It's been a year since the WannaCry ransomware swept the globe, encrypting computers and wreaking havoc in the process. So you might think we'd have the vulnerability it exploited neatly wrapped up by now.  You'd be wrong.  Despite the potential billions of dollars in damage caused by the likely North Korean ransomware, hundreds of thousands of computers around the globe are still vulnerable to similar attacks — and that's probably not going to change any time soon.  SEE ALSO: Ransomware ha...