KAIrul
Solves
| Challenge | Category | Value | Time |
| Warm Up | Warm Up | 20 | |
| Base64 | Warm Up | 20 | |
| QR | Warm Up | 20 | |
| Net Cat | Warm Up | 20 | |
| Discord | Warm Up | 10 | |
| Beginner Reverse 1 | Reverse Engineering | 50 | |
| Beginner Reverse 2 | Reverse Engineering | 50 | |
| What is ROT? | Cryptography | 50 | |
| Julius Caesar | Cryptography | 100 | |
| Year 1993 by Urban Müller | Cryptography | 300 | |
| Beware of SHA1rk | Cryptography | 20 | |
| Xtra ObscuRe Service | Cryptography | 20 | |
| I am Samuel Morse! | Cryptography | 100 | |
| Secure Shell | Warm Up | 20 | |
| Linux Tutorial 1 | Linux | 20 | |
| Linux Tutorial 2 | Linux | 20 | |
| I am Samuel Morse 2! | Cryptography | 200 |