| Challenge | Category | Author | Solved | Score | |
|---|---|---|---|---|---|
| 1. | 16 bytes: 512-bit primes | Cryptography | Superior | 10 | 955 |
| 2. | flag-3.bmp | Forensics | Superior | 13 | 922 |
| 3. | Encryption service 3 | Cryptography | Superior | 14 | 909 |
| 4. | Scambet | Cryptography | Superior | 14 | 909 |
| 5. | Fcrackzip As A Service | Web | Superior | 14 | 909 |
| 6. | 16 bytes: 128-bit primes | Cryptography | Superior | 16 | 880 |
| 7. | Encryption service 2 | Cryptography | Superior | 16 | 880 |
| 8. | flag-2.png | Forensics | Superior | 17 | 864 |
| 9. | Nice to meet you | Pwn | Superior | 17 | 864 |
| 10. | Seed of Greatness: pyc | Reverse Engineering | Superior | 17 | 864 |
| 11. | Encryption service 1 | Cryptography | Superior | 20 | 810 |
| 12. | Encryption tool | Reverse Engineering | Superior | 20 | 810 |
| 13. | flag-1.jpg | Forensics | Superior | 21 | 790 |
| 14. | Seed of Greatness: ELF | Reverse Engineering | Superior | 22 | 769 |
| 15. | 16 bytes: 256-bit primes | Cryptography | Superior | 24 | 724 |
| 16. | Seed of Greatness: class | Reverse Engineering | Superior | 27 | 649 |
| 17. | Feedback for debug | Pwn | Superior | 28 | 622 |
| 18. | Unknown execution | Pwn | Superior | 29 | 594 |
| 19. | Regex Based Firewall | Web | Superior | 34 | 439 |