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

by Andy Greenberg

The hackers had enjoyed an extraordinary level of access to the networks of every M.E.Doc customer for months, long before they’d pulled the trigger on their ultimate payload. After years of experimentation, they’d found the perfect keys into the heart of the Ukrainian internet, ideal for espionage and sabotage alike. They’d tested it, bided their time, then used it to unleash a world-shaking worm.