Once Ivan had decided which wordlist to use, and started the attack, the software ran on autopilot. He was able to turn his attention to other things. And here's the incredible part: You would think such an attack would allow the hacker to take a Rip van Winkle snooze and the software would still have made little progress when he awoke. In fact, depending on the platform being attacked, the security configuration of the system, and network connectivity, every word in an English dictionary can, incredibly, be attempted in less than thirty minutes!