| Date | User | Challenge | Score |
| vsetti | The Matrix Reloaded | 100 | |
| ksenija | Legendre Symbol | 35 | |
| jd3boots | Bean Counter | 60 | |
| Jerbear3256 | XOR Starter | 10 | |
| slaylive | Great Snakes | 3 | |
| slaylive | Finding Flags | 2 | |
| Tekq14 | Round Keys | 20 | |
| Ghevert84 | Finding Flags | 2 | |
| sm8te | ASCII | 5 | |
| Jerbear3256 | Bytes and Big Integers | 10 | |
| yaroslav | Legendre Symbol | 35 | |
| sm8te | Great Snakes | 3 | |
| Jerbear3256 | Base64 | 10 | |
| sm8te | Finding Flags | 2 | |
| ksenija | Quadratic Residues | 25 | |
| Stickman666 | Hex | 5 | |
| Diana_Ungureanu | Export-grade | 100 | |
| Mibur0 | ECB CBC WTF | 55 | |
| redpath64 | Quadratic Residues | 25 | |
| Despair09 | Deriving Symmetric Keys | 40 | |
| jd3boots | Symmetry | 50 | |
| ksenija | Modular Inverting | 25 | |
| mholmes24 | From Private to Public Key LWE | 25 | |
| redpath64 | Modular Inverting | 25 | |
| Mibur0 | ECB Oracle | 60 | |
| SneakySedano | Everything is Still Big | 100 | |
| Jah_iML | ASCII | 5 | |
| Jerbear3256 | Hex | 5 | |
| ksenija | Modular Arithmetic 2 | 20 | |
| Jerbear3256 | ASCII | 5 | |
| Jah_iML | Great Snakes | 3 | |
| Ziablik | Quadratic Residues | 25 | |
| vlll | Base64 | 10 | |
| vlll | Hex | 5 | |
| vlll | ASCII | 5 | |
| ksenija | Modular Arithmetic 1 | 20 | |
| ThroughTheStream | Quadratic Residues | 25 | |
| Jerbear3256 | Great Snakes | 3 | |
| mholmes24 | LWE Low Bits Message | 20 | |
| redpath64 | Modular Arithmetic 2 | 20 | |
| Ghostroot684 | Hex | 5 | |
| Despair09 | Computing Shared Secrets | 30 | |
| Ghostroot684 | ASCII | 5 | |
| Jah_iML | Finding Flags | 2 | |
| Jerbear3256 | Finding Flags | 2 | |
| Stickman666 | ASCII | 5 | |
| Ghostroot684 | Great Snakes | 3 | |
| Despair09 | Computing Public Values | 25 | |
| jd3boots | Flipping Cookie | 60 | |
| Ghostroot684 | Finding Flags | 2 |
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