| Date | User | Challenge | Score |
| lone_wolf1889 | Finding Flags | 2 | |
| Z3U55 | JSON in JSON | 40 | |
| Kooper | Great Snakes | 3 | |
| Kooper | Finding Flags | 2 | |
| ViktorPetrovich | Adrien's Signs | 80 | |
| resstcat | Chinese Remainder Theorem | 40 | |
| DetestoDocker | Bytes and Big Integers | 10 | |
| BigJohnson1969 | Great Snakes | 3 | |
| Ar4sh1G | XOR Starter | 10 | |
| Zeras | Bytes and Big Integers | 10 | |
| HaydenK | Hex | 5 | |
| ViktorPetrovich | Chinese Remainder Theorem | 40 | |
| ViktorPetrovich | Modular Square Root | 35 | |
| ANG | Legendre Symbol | 35 | |
| Derpy57 | Great Snakes | 3 | |
| Truzafelt | Greatest Common Divisor | 15 | |
| ViktorPetrovich | Legendre Symbol | 35 | |
| ignacioPereyra | Base64 | 10 | |
| DetestoDocker | Base64 | 10 | |
| BIG_ICE | Finding Flags | 2 | |
| yellowbird | ASCII | 5 | |
| Zeras | Base64 | 10 | |
| user99 | Size and Basis | 15 | |
| HaydenK | ASCII | 5 | |
| turkeysandwich20 | Great Snakes | 3 | |
| DetestoDocker | Hex | 5 | |
| Derpy57 | Finding Flags | 2 | |
| yellowbird | Great Snakes | 3 | |
| ax123 | Computing Shared Secrets | 30 | |
| ignacioPereyra | Hex | 5 | |
| user99 | Vectors | 10 | |
| caledagoat | Hex | 5 | |
| Z3U55 | Ron was Wrong, Whit is Right | 90 | |
| ViktorPetrovich | Quadratic Residues | 25 | |
| DetestoDocker | ASCII | 5 | |
| ViktorPetrovich | Modular Inverting | 25 | |
| ax123 | Generators of Groups | 20 | |
| ax123 | Working with Fields | 10 | |
| resstcat | Modular Square Root | 35 | |
| ViktorPetrovich | Modular Arithmetic 2 | 20 | |
| ViktorPetrovich | Modular Arithmetic 1 | 20 | |
| diyor | XOR Properties | 15 | |
| ViktorPetrovich | Extended GCD | 20 | |
| ax123 | Computing Public Values | 25 | |
| ViktorPetrovich | Greatest Common Divisor | 15 | |
| hwanhasdfadf | Parameter Injection | 60 | |
| turkeysandwich20 | Finding Flags | 2 | |
| SamMilk123456 | Base64 | 10 | |
| yellowbird | Finding Flags | 2 | |
| HaydenK | Great Snakes | 3 |
You are now level Current level