| Date | User | Challenge | Score |
| OutOfTheWell | ZKP Introduction | 5 | |
| llrain123 | ASCII | 5 | |
| kelejichi | Chinese Remainder Theorem | 40 | |
| SpicyGamer101 | Hex | 5 | |
| kelejichi | Quadratic Residues | 25 | |
| kelejichi | Modular Inverting | 25 | |
| kelejichi | Modular Arithmetic 2 | 20 | |
| SpicyGamer101 | ASCII | 5 | |
| kelejichi | Modular Arithmetic 1 | 20 | |
| kelejichi | Extended GCD | 20 | |
| kelejichi | Greatest Common Divisor | 15 | |
| 0xs1nr | No Leaks | 100 | |
| llrain123 | Great Snakes | 3 | |
| Cr4sh0v3r | Favourite byte | 20 | |
| levelddp | Finding Flags | 2 | |
| Nyunseo | Curveball | 100 | |
| zhubat | Monoprime | 30 | |
| llrain123 | Finding Flags | 2 | |
| Surya284 | Finding Flags | 2 | |
| squareroot | Parameter Injection | 60 | |
| nesho | Base64 | 10 | |
| toothy | Base64 | 10 | |
| toothy | Hex | 5 | |
| toothy | ASCII | 5 | |
| Cr4sh0v3r | XOR Properties | 15 | |
| littlehui | Hex | 5 | |
| gnyy | XOR Properties | 15 | |
| Jotech | ASCII | 5 | |
| kubukrkr | XOR Starter | 10 | |
| Zira | Great Snakes | 3 | |
| kubukrkr | Bytes and Big Integers | 10 | |
| Jotech | Great Snakes | 3 | |
| Jotech | Finding Flags | 2 | |
| littlehui | ASCII | 5 | |
| kubukrkr | Base64 | 10 | |
| krypts | Base64 | 10 | |
| kubukrkr | Hex | 5 | |
| SGT0v0 | Extended GCD | 20 | |
| krypts | Hex | 5 | |
| kubukrkr | ASCII | 5 | |
| kubukrkr | Great Snakes | 3 | |
| kubukrkr | Finding Flags | 2 | |
| krypts | ASCII | 5 | |
| krypts | Great Snakes | 3 | |
| krypts | Finding Flags | 2 | |
| otakucomrade | Modular Arithmetic 1 | 20 | |
| Cr4sh0v3r | XOR Starter | 10 | |
| otakucomrade | Extended GCD | 20 | |
| dwpnt | JWT Sessions | 10 | |
| dwpnt | Token Appreciation | 5 |
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