leny
France
51st place
500 points
Solves
| Challenge | Category | Value | Time |
| Ever Watchful | Crypto | 100 | |
| Keep it secret, Keep it safe | Crypto | 80 | |
| RSA-4 | Crypto Workshop | 20 | |
| RSA-3 | Crypto Workshop | 20 | |
| RSA-2 | Crypto Workshop | 20 | |
| RSA-1 | Crypto Workshop | 20 | |
| AES-2 | Crypto Workshop | 20 | |
| AES-1 | Crypto Workshop | 20 | |
| Easy Crack | Cracking | 30 | |
| Bijective | Crypto | 120 | |
| In your Prime | Crypto | 50 |