| Date | User | Challenge | Score |
| sedtx | The Good, The Pad, The Ugly | 100 | |
| Donho_227 | Hex | 5 | |
| HackerManPlow | Finding Flags | 2 | |
| jinseo | Point Addition | 30 | |
| Cerades | Paper Plane | 120 | |
| khxjn | Background Reading | 5 | |
| Megablaze | Euler's Totient | 20 | |
| 010001000101001 | Legendre Symbol | 35 | |
| Megablaze | Public Keys | 15 | |
| Cerades | Oracular Spectacular | 150 | |
| Megablaze | Modular Exponentiation | 10 | |
| Emikron | Background Reading | 5 | |
| LucasR23 | Great Snakes | 3 | |
| Abdul_Mateen | Adrien's Signs | 80 | |
| LucasR23 | Finding Flags | 2 | |
| Abdul_Mateen | Chinese Remainder Theorem | 40 | |
| Abdul_Mateen | Modular Square Root | 35 | |
| sedtx | Pad Thai | 80 | |
| MrCobblepot | ECB CBC WTF | 55 | |
| GHL | Curveball | 100 | |
| iotrix | Hex | 5 | |
| Megablaze | Modular Inverting | 25 | |
| Power123 | Base64 | 10 | |
| Megablaze | Modular Arithmetic 2 | 20 | |
| Abdul_Mateen | Legendre Symbol | 35 | |
| Megablaze | Modular Arithmetic 1 | 20 | |
| Abdul_Mateen | Quadratic Residues | 25 | |
| Abdul_Mateen | Modular Inverting | 25 | |
| Power123 | ASCII | 5 | |
| iotrix | ASCII | 5 | |
| D3c0d3R_1337 | Parameter Injection | 60 | |
| Abdul_Mateen | Modular Arithmetic 2 | 20 | |
| Abdul_Mateen | Modular Arithmetic 1 | 20 | |
| Abdul_Mateen | Extended GCD | 20 | |
| iotrix | Great Snakes | 3 | |
| KNOURAymen | Finding Flags | 2 | |
| Abdul_Mateen | Greatest Common Divisor | 15 | |
| iotrix | Finding Flags | 2 | |
| Donho_227 | ASCII | 5 | |
| Power123 | Hex | 5 | |
| Abdul_Mateen | You either know, XOR you don't | 30 | |
| Spydie | Base64 | 10 | |
| Abdul_Mateen | Favourite byte | 20 | |
| Abdul_Mateen | XOR Properties | 15 | |
| Stahnageee | Favourite byte | 20 | |
| Spydie | Hex | 5 | |
| Power123 | Network Attacks | 5 | |
| Abdul_Mateen | XOR Starter | 10 | |
| 010001000101001 | Quadratic Residues | 25 | |
| Stahnageee | XOR Properties | 15 |
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