| Date | User | Challenge | Score |
| Samuels_Ryan | ASCII | 5 | |
| EthanIn | Finding Flags | 2 | |
| omarkin | Great Snakes | 3 | |
| estherkaumbuthu | Great Snakes | 3 | |
| jimun | Privacy-Enhanced Mail? | 25 | |
| Wal_qzl95 | Finding Flags | 2 | |
| muhazzz | Finding Flags | 2 | |
| estherkaumbuthu | Finding Flags | 2 | |
| alvinkamau | Great Snakes | 3 | |
| alvinkamau | Finding Flags | 2 | |
| Samuels_Ryan | Great Snakes | 3 | |
| omarkin | Finding Flags | 2 | |
| 4Better | Modular Arithmetic 1 | 20 | |
| Maram_2026 | Round Keys | 20 | |
| Maram_2026 | Structure of AES | 15 | |
| LACiA | Flipping Cookie | 60 | |
| strikeout | Symmetry | 50 | |
| Samuels_Ryan | Finding Flags | 2 | |
| notbino | Great Snakes | 3 | |
| dhrisaurus | Private Keys | 20 | |
| notbino | Finding Flags | 2 | |
| LACiA | ECB Oracle | 60 | |
| fon37 | RSA Backdoor Viability | 175 | |
| RayK06 | XOR Properties | 15 | |
| Abdulkrim | MD0 | 80 | |
| dhrisaurus | Euler's Totient | 20 | |
| LACiA | ECB CBC WTF | 55 | |
| Jesse_topG | Finding Flags | 2 | |
| Abdulkrim | WOTS Up 2 | 90 | |
| 4Better | Extended GCD | 20 | |
| Abdulkrim | WOTS Up | 75 | |
| Abdulkrim | Hash Stuffing | 50 | |
| LACiA | Passwords as Keys | 50 | |
| xtrm0 | Megalomaniac 2 | 120 | |
| dhrisaurus | Public Keys | 15 | |
| Abdulkrim | Merkle Trees | 25 | |
| xtrm0 | Megalomaniac 1 | 100 | |
| Abdulkrim | Jack's Birthday Confusion | 30 | |
| Abdulkrim | Jack's Birthday Hash | 20 | |
| rfmph | Scalar Multiplication | 35 | |
| dhrisaurus | Modular Exponentiation | 10 | |
| LACiA | Modes of Operation Starter | 15 | |
| Abdulkrim | The Matrix Revolutions | 125 | |
| RayK06 | XOR Starter | 10 | |
| LACiA | Bringing It All Together | 50 | |
| aver | Working with Fields | 10 | |
| Abdulkrim | Static Client 2 | 120 | |
| Shernandez | Hex | 5 | |
| RayK06 | Bytes and Big Integers | 10 | |
| LACiA | Diffusion through Permutation | 30 |
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