| Date | User | Challenge | Score |
| nguyenmaihuyphat | Parameter Injection | 60 | |
| bubz683 | ASCII | 5 | |
| Meky | XOR Properties | 15 | |
| rumplings | Network Attacks | 5 | |
| AnasGhufron | Finding Flags | 2 | |
| bdavid | Euler's Totient | 20 | |
| gufan | Confusion through Substitution | 25 | |
| MichaelMbugua | Adrien's Signs | 80 | |
| bdavid | Public Keys | 15 | |
| HrrLJ | Hex | 5 | |
| HrrLJ | ASCII | 5 | |
| gufan | Round Keys | 20 | |
| gufan | Structure of AES | 15 | |
| bubz683 | Great Snakes | 3 | |
| gufan | Resisting Bruteforce | 10 | |
| Matthewng503 | XOR Properties | 15 | |
| gufan | Keyed Permutations | 5 | |
| Meky | XOR Starter | 10 | |
| Zaynth | XOR Starter | 10 | |
| hackx | Modular Inverting | 25 | |
| Matthewng503 | Favourite byte | 20 | |
| hackx | Modular Arithmetic 2 | 20 | |
| bubz683 | Finding Flags | 2 | |
| Maram_2026 | The Matrix Revolutions | 125 | |
| kamalnayan50 | Modular Arithmetic 1 | 20 | |
| Maram_2026 | The Matrix Reloaded | 100 | |
| Zaynth | Bytes and Big Integers | 10 | |
| Maram_2026 | The Matrix | 75 | |
| Zaynth | Base64 | 10 | |
| Zaynth | Hex | 5 | |
| HackX1 | No Difference | 175 | |
| Maram_2026 | Script Kiddie | 70 | |
| wolf201 | XOR Starter | 10 | |
| Zaynth | ASCII | 5 | |
| HackX1 | The Matrix Revolutions | 125 | |
| hackx | Modular Arithmetic 1 | 20 | |
| Maram_2026 | Static Client 2 | 120 | |
| Maram_2026 | Additive | 70 | |
| nihilgeist | Modulus Inutilis | 50 | |
| hackx | Extended GCD | 20 | |
| ali_ahmed | Public Keys | 15 | |
| ali_ahmed | Modular Exponentiation | 10 | |
| Zaynth | Great Snakes | 3 | |
| Siddhanta | XOR Starter | 10 | |
| Matthewng503 | You either know, XOR you don't | 30 | |
| Zaynth | Finding Flags | 2 | |
| ali_ahmed | Great Snakes | 3 | |
| ali_ahmed | Finding Flags | 2 | |
| hackx | Greatest Common Divisor | 15 | |
| Maram_2026 | Static Client | 100 |
You are now level Current level