For the past week, a self-propagating worm has held both critical data and the public's attention captive around the globe as reports rose of widespread outbreak, spanning several continents, of the Wcry Ransomware. What makes this particular attack so threatening is not just the ransomware encrypting sensitive files on compromised computers, but the effectiveness of the worm targeting Server Message Block (SMB), the core Windows protocol that allows file and printer sharing. News outlets have reported that WCry infections have spread to more than 200,000 computers[1] in 150 countries. What is the impact on businesses and consumers? The WCry ransomware is used to encrypt users' data files,...