| Date | User | Challenge | Score |
| JWN | Bytes and Big Integers | 10 | |
| squ4r00t | Stream of Consciousness | 80 | |
| JWN | Hex | 5 | |
| Makiro | Base64 | 10 | |
| selenousescaped1 | ASCII | 5 | |
| emmesaux | Great Snakes | 3 | |
| Ashok006 | Hex | 5 | |
| JWN | ASCII | 5 | |
| emmesaux | Finding Flags | 2 | |
| 0xOiuhjefBias | Finding Flags | 2 | |
| Toikka | Encoding Challenge | 40 | |
| selenousescaped1 | Great Snakes | 3 | |
| selenousescaped1 | Finding Flags | 2 | |
| bryan_escobar | Finding Flags | 2 | |
| ev0l | Modular Inverting | 25 | |
| Makiro | Hex | 5 | |
| illusi1 | Chinese Remainder Theorem | 40 | |
| Makiro | ASCII | 5 | |
| Tirsit | Finding Flags | 2 | |
| Ashok006 | ASCII | 5 | |
| Toikka | Bytes and Big Integers | 10 | |
| Makiro | Great Snakes | 3 | |
| ev0l | Modular Arithmetic 2 | 20 | |
| Arsyf | Quadratic Residues | 25 | |
| Anass67 | Export-grade | 100 | |
| Makiro | Finding Flags | 2 | |
| mrdougg | Hex | 5 | |
| 0xOuss | Base64 | 10 | |
| illusi1 | Modular Square Root | 35 | |
| ObsidianTrace | Modular Inverting | 25 | |
| Toikka | Base64 | 10 | |
| Shreya_01 | Great Snakes | 3 | |
| PadaviKR | Great Snakes | 3 | |
| Ashok006 | Great Snakes | 3 | |
| Ashok006 | Finding Flags | 2 | |
| QINVERSE | Hex | 5 | |
| mrdougg | ASCII | 5 | |
| PadaviKR | Finding Flags | 2 | |
| Shreya_01 | Finding Flags | 2 | |
| mrdougg | Great Snakes | 3 | |
| mrdougg | Finding Flags | 2 | |
| MohamedMujahed | Transparency | 50 | |
| MohamedMujahed | CERTainly not | 30 | |
| MohamedMujahed | SSH Keys | 35 | |
| QINVERSE | ASCII | 5 | |
| MohamedMujahed | Privacy-Enhanced Mail? | 25 | |
| ObsidianTrace | Modular Arithmetic 2 | 20 | |
| MohamedMujahed | Lemur XOR | 40 | |
| verdict7 | Modular Square Root | 35 | |
| QINVERSE | Great Snakes | 3 |
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