Computer systems from Russia to the United States were struck on Tuesday in an international cyberattack that bore similarities to a recent assault that crippled tens of thousands of machines worldwide.
Symantec has said the new attack was using the same hacking tool created by the National Security Agency that was used in the WannaCry attacks. The vulnerability was patched by Microsoft last April, but as the WannaCry attacks demonstrated, hundreds of thousands of organizations around the world f

