| Date | User | Challenge | Score |
| ArcticWolf | Computing Shared Secrets | 30 | |
| sa2306 | Legendre Symbol | 35 | |
| arbitorArboris | Hex | 5 | |
| Sanchir0920 | Network Attacks | 5 | |
| Tsoom | Great Snakes | 3 | |
| guyu | Manyprime | 40 | |
| ArcticWolf | Computing Public Values | 25 | |
| Cryptoid | Hex | 5 | |
| sa2306 | Quadratic Residues | 25 | |
| glitter25 | Legendre Symbol | 35 | |
| ArcticWolf | Generators of Groups | 20 | |
| sa2306 | Modular Inverting | 25 | |
| Tsoom | Finding Flags | 2 | |
| ochroo | Finding Flags | 2 | |
| sa2306 | Modular Arithmetic 2 | 20 | |
| ArcticWolf | Working with Fields | 10 | |
| belgudei | Finding Flags | 2 | |
| ArcticWolf | Modulus Inutilis | 50 | |
| Otgontugs | Great Snakes | 3 | |
| Michidmaa | Great Snakes | 3 | |
| Cryptoid | ASCII | 5 | |
| sa2306 | Modular Arithmetic 1 | 20 | |
| orgilooshdee | Great Snakes | 3 | |
| sa2306 | Extended GCD | 20 | |
| Arriccio | Chinese Remainder Theorem | 40 | |
| ArcticWolf | Salty | 20 | |
| Fx77f4a | Bytes and Big Integers | 10 | |
| sa2306 | Greatest Common Divisor | 15 | |
| KBenjaminPRO | Modular Arithmetic 1 | 20 | |
| ArcticWolf | Manyprime | 40 | |
| LvKNnT | Micro Transmissions | 120 | |
| KBenjaminPRO | Extended GCD | 20 | |
| sa2306 | You either know, XOR you don't | 30 | |
| KBenjaminPRO | Greatest Common Divisor | 15 | |
| baawgai | Great Snakes | 3 | |
| Cryptoid | Great Snakes | 3 | |
| sa2306 | Favourite byte | 20 | |
| AndrewSong | Great Snakes | 3 | |
| baawgai | Finding Flags | 2 | |
| sa2306 | XOR Properties | 15 | |
| Cryptoid | Finding Flags | 2 | |
| ankhtsetseg | Great Snakes | 3 | |
| orgilooshdee | Finding Flags | 2 | |
| sa2306 | XOR Starter | 10 | |
| Michidmaa | Finding Flags | 2 | |
| KBenjaminPRO | You either know, XOR you don't | 30 | |
| Arriccio | Modular Square Root | 35 | |
| sa2306 | Bytes and Big Integers | 10 | |
| ankhtsetseg | Finding Flags | 2 | |
| AndrewSong | Finding Flags | 2 |
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