74 countries hit by NSA-powered WannaCrypt ransomware backdoor: Emergency fixes emitted by Microsoft for WinXP+

All you need to know - from ports to samples

Special report The WannaCrypt ransomware worm, aka WanaCrypt or Wcry, today exploded across 74 countries, infecting hospitals, businesses including Fedex, rail stations, universities, at least one national telco, and more organizations."