What was McAfee’s response?
Over the course of Friday, May 12, McAfee received multiple reports of the attack. By Friday afternoon, the McAfee® Global Threat Intelligence system was updated to identify all known WannaCry samples, and McAfee had delivered DAT signature updates to all its customers.
Our enterprise endpoint products provide zero-day protection against the attack as outlined below. As new variants of this ransomware arise, we will continuously update our software to keep our users protected.