Every keystroke leaves a luminous track in the melting snow that can be seen with the equivalent of night vision goggles. Hackers are unwilling to do as little as possible. Hackers are the online detectives of the virtual world. You don't get to be a hacker overnight. The devil is in the details.
Real hackers get good by endless trial and error, failing into success again and again.
Thomas Alva Edison, inventor of the electric light, invented a hundred filaments that didn't work before he found one that did. He knew that every failure eliminated a possibility and brought him closer to his goal. Don't tell them how to do this or that. Show them how to discover it for themselves. Those who have the innate drive will dive in and learn by trial and error.