Sandworm: A New Era of Cyberwar and the Hunt for the Kremlin's Most Dangerous Hackers

by Andy Greenberg

This is what cyberwar looks like: an invisible force capable of striking out from an unknown origin to sabotage, on a massive scale, the technologies that underpin civilization.

Use the first moments in study. You may miss many an opportunity for quick victory this way, but the moments of study are insurance of success. Take your time and be sure.

A zero day, in hacker jargon, is a secret security flaw in software, one that the company who created and maintains the software’s code doesn’t know about.