Stolen U.S. spy agency tool used to launch global cyberattack

(Reuters) – A global cyberattack leveraging hacking tools widely believed by researchers to have been developed by the U.S. National Security Agency hit international shipper FedEx, disrupted Britain’s health system and infected computers in nearly 100 countries on Friday.
Cyber extortionists tricked victims into opening malicious malware attachments to spam emails that appeared to contain invoices, job offers, security warnings and other legitimate files.
The ransomware encrypted da