| Date | User | Challenge | Score |
| khawla1 | Point Addition | 30 | |
| rawcloner | Extended GCD | 20 | |
| bobiealice | Point Addition | 30 | |
| NioZow | Double and Broken | 50 | |
| sociopath | Resisting Bruteforce | 10 | |
| SlavicViper | Network Attacks | 5 | |
| murta92864 | You either know, XOR you don't | 30 | |
| NioZow | Montgomery's Ladder | 40 | |
| sociopath | Keyed Permutations | 5 | |
| Pratik | Factoring | 15 | |
| khawla1 | Point Negation | 10 | |
| TheRayMan | Great Snakes | 3 | |
| Apood | Euler's Totient | 20 | |
| TheRayMan | Finding Flags | 2 | |
| Apood | Public Keys | 15 | |
| 0xRahho | You either know, XOR you don't | 30 | |
| Apood | Modular Exponentiation | 10 | |
| 0xj3sus | Base64 | 10 | |
| SlavicViper | Quadratic Residues | 25 | |
| Abstract | Resisting Bruteforce | 10 | |
| 0xRahho | Favourite byte | 20 | |
| rawcloner | Greatest Common Divisor | 15 | |
| 0xj3sus | Hex | 5 | |
| estoic_identity | Quadratic Residues | 25 | |
| 0xj3sus | ASCII | 5 | |
| mrwhite0431 | You either know, XOR you don't | 30 | |
| 0xj3sus | Great Snakes | 3 | |
| Abstract | Keyed Permutations | 5 | |
| 0xj3sus | Finding Flags | 2 | |
| DaltonM | You either know, XOR you don't | 30 | |
| JustinHey | Authentification 1 (Breizh CTF) | 0 | |
| Shao | Bytes and Big Integers | 10 | |
| RayenKouki | Modular Arithmetic 1 | 20 | |
| lapa | Moving Problems | 150 | |
| SlavicViper | Modular Inverting | 25 | |
| Temitayoogunwale | Prime and Prejudice | 200 | |
| DaltonM | Favourite byte | 20 | |
| GrimScythe2001 | Finding Flags | 2 | |
| 1502dthw | CTRIME | 70 | |
| RayenKouki | Extended GCD | 20 | |
| sociopath | Modular Binomials | 80 | |
| MrCobblepot | Flipping Cookie | 60 | |
| DaltonM | XOR Properties | 15 | |
| cryptoanon | Modular Binomials | 80 | |
| DaltonM | XOR Starter | 10 | |
| aviator247 | Finding Flags | 2 | |
| SlavicViper | Modular Arithmetic 2 | 20 | |
| Shao | Base64 | 10 | |
| Bilal_Yaqoob | Finding Flags | 2 | |
| mustafa_shadan | You either know, XOR you don't | 30 |
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