WanaCryptor Fix and Recovery
What you need to do: If you've not installed the March, April or May Windows Update bundles, do so immediately. It's worth shutting down your system for a few minutes if it gives you a chance to avoid this. If you're still using Windows XP, you're out of luck, but the March and April update bundles should be available to Windows Vista. ( UPDATE : Microsoft has released a patch for Windows XP and its server counterpart Windows 2003.) The ransomware, variably called WanaCryptor 2.0, WannaCry, WCry or WCrypt, seemed to be using an exploit that was developed years ago by the U.S. National Security Agency (NSA) and revealed publicly in a data dump last month. Microsoft secretly patched Windows against the attack in March, but many systems in large organizations had apparently not been updated. MORE: What Is Ransomware and How Can I Protect Myself? Global impact Several hospital systems in England reported that their computer screens displayed a message
