| Date | User | Challenge | Score |
| achyutpatri | Legendre Symbol | 35 | |
| asariputi | Modular Square Root | 35 | |
| JackXas | ECB Oracle | 60 | |
| SaakethB | Modular Square Root | 35 | |
| asariputi | Legendre Symbol | 35 | |
| SaakethB | Legendre Symbol | 35 | |
| achyutpatri | Quadratic Residues | 25 | |
| Casio | Quadratic Residues | 25 | |
| SaakethB | Quadratic Residues | 25 | |
| asariputi | Quadratic Residues | 25 | |
| Dr1o02 | Lazy CBC | 60 | |
| exoq | Collider | 50 | |
| JackXas | Passwords as Keys | 50 | |
| teyo__ | Network Attacks | 5 | |
| teyo__ | Finding Flags | 2 | |
| teyo_ | Chinese Remainder Theorem | 40 | |
| teyo_ | Quadratic Residues | 25 | |
| teyo_ | Modular Inverting | 25 | |
| teyo_ | Modular Arithmetic 2 | 20 | |
| uncdos | Token Appreciation | 5 | |
| teyo_ | Modular Arithmetic 1 | 20 | |
| teyo_ | Extended GCD | 20 | |
| teyo_ | Greatest Common Divisor | 15 | |
| teyo_ | You either know, XOR you don't | 30 | |
| teyo_ | Favourite byte | 20 | |
| teyo_ | XOR Properties | 15 | |
| L53753 | You either know, XOR you don't | 30 | |
| teyo_ | XOR Starter | 10 | |
| teyo_ | Bytes and Big Integers | 10 | |
| teyo_ | Base64 | 10 | |
| teyo_ | Hex | 5 | |
| teyo_ | ASCII | 5 | |
| teyo_ | Great Snakes | 3 | |
| exoq | Crossed Wires | 100 | |
| teyo_ | Finding Flags | 2 | |
| L53753 | Favourite byte | 20 | |
| alitzy | Finding Flags | 2 | |
| fazslll | Chinese Remainder Theorem | 40 | |
| Maier7961 | Modular Binomials | 80 | |
| florenciasen | Base64 | 10 | |
| QWXXHSX123 | Exceptional Curves | 100 | |
| cyk0sure | Hash Stuffing | 50 | |
| hoang1653 | Bespoke Padding | 100 | |
| florenciasen | Hex | 5 | |
| Maram_2026 | Bytes and Big Integers | 10 | |
| bbaoaanh | Moving Problems | 150 | |
| JCPTY507 | XOR Starter | 10 | |
| florentynasen | Bytes and Big Integers | 10 | |
| florenciasen | ASCII | 5 | |
| Morimoto | Finding Flags | 2 |
You are now level Current level