| Date | User | Challenge | Score |
| Trexin | Quadratic Residues | 25 | |
| wildcoder0018 | XOR Properties | 15 | |
| Stockfish | Greatest Common Divisor | 15 | |
| Stockfish | You either know, XOR you don't | 30 | |
| Trexin | Modular Inverting | 25 | |
| Trexin | Modular Arithmetic 2 | 20 | |
| Stockfish | Favourite byte | 20 | |
| Trexin | Modular Arithmetic 1 | 20 | |
| vikas_nagori21 | Symmetry | 50 | |
| vikas_nagori21 | Bean Counter | 60 | |
| Stockfish | XOR Properties | 15 | |
| Trexin | Extended GCD | 20 | |
| s0ftpaw__ | Transparency | 50 | |
| vuquangtien | Edwards Goes Degenerate | 100 | |
| Trexin | Greatest Common Divisor | 15 | |
| Stockfish | XOR Starter | 10 | |
| ahmqd | Better than Linear | 85 | |
| MHRX | You either know, XOR you don't | 30 | |
| Trexin | You either know, XOR you don't | 30 | |
| vuquangtien | Finding Flags | 2 | |
| MHRX | Favourite byte | 20 | |
| Trexin | Favourite byte | 20 | |
| swaznok | Base64 | 10 | |
| natashaborda | Computing Shared Secrets | 30 | |
| Trexin | XOR Properties | 15 | |
| Trexin | XOR Starter | 10 | |
| 23becse50 | Structure of AES | 15 | |
| Sundram | Structure of AES | 15 | |
| natashaborda | Computing Public Values | 25 | |
| 23becse50 | Round Keys | 20 | |
| Sundram | Round Keys | 20 | |
| MHRX | XOR Properties | 15 | |
| Sundram | Confusion through Substitution | 25 | |
| 23becse50 | Diffusion through Permutation | 30 | |
| Sundram | Diffusion through Permutation | 30 | |
| 23becse50 | Bringing It All Together | 50 | |
| Sundram | Bringing It All Together | 50 | |
| Trexin | Bytes and Big Integers | 10 | |
| IKESIRT | XOR Properties | 15 | |
| MHRX | XOR Starter | 10 | |
| Stockfish | Bytes and Big Integers | 10 | |
| vikas_nagori21 | Dancing Queen | 120 | |
| vikas_nagori21 | Oh SNAP | 120 | |
| s0ftpaw__ | SSH Keys | 35 | |
| Sundram | Keyed Permutations | 5 | |
| y0dam4n | Transparency | 50 | |
| Sundram | Resisting Bruteforce | 10 | |
| vikas_nagori21 | Adrien's Signs | 80 | |
| Sundram | Adrien's Signs | 80 | |
| Stockfish | Base64 | 10 |
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