David
58th place
200 points
Solves
| Challenge | Category | Value | Time |
|---|---|---|---|
| Disabled | WiFi in de Trein | 25 | |
| HTML | WiFi in de Trein | 25 | |
| Factor 3 - checksum madness | Watering system | 30 | |
| Humans not allowed | Watering system | 60 | |
| Factor 2 - length-5-XOR challenge-response | Watering system | 30 | |
| Factor 1 - md512 secure pincode | Watering system | 30 |