| Date | User | Challenge | Score |
| ABCSlime | Round Keys | 20 | |
| Incompleteusern | Salty | 20 | |
| GrillPokerLyzka | Extended GCD | 20 | |
| Halexeli | Great Snakes | 3 | |
| Incompleteusern | Manyprime | 40 | |
| aadhi555 | XOR Starter | 10 | |
| Halexeli | Finding Flags | 2 | |
| Fderios | Extended GCD | 20 | |
| forge | Confusion through Substitution | 25 | |
| So5 | Modular Arithmetic 2 | 20 | |
| forge | Round Keys | 20 | |
| Cluzio | Great Snakes | 3 | |
| forge | Structure of AES | 15 | |
| Cluzio | Finding Flags | 2 | |
| egouist | XOR Properties | 15 | |
| ZainabMazhar | ASCII | 5 | |
| Fderios | Greatest Common Divisor | 15 | |
| NoBirdWasHam | The Matrix Reloaded | 100 | |
| tempest7716 | ProSign 3 | 100 | |
| pinkierachie | Round Keys | 20 | |
| ABCSlime | Structure of AES | 15 | |
| Incompleteusern | Monoprime | 30 | |
| Incompleteusern | Factoring | 15 | |
| goodguyLT2022 | ASCII | 5 | |
| goodguyLT2022 | Great Snakes | 3 | |
| ZainabMazhar | Great Snakes | 3 | |
| Incompleteusern | RSA Signatures | 25 | |
| pinkierachie | Structure of AES | 15 | |
| ZainabMazhar | Finding Flags | 2 | |
| Incompleteusern | RSA Decryption | 20 | |
| goodguyLT2022 | Finding Flags | 2 | |
| Incompleteusern | Private Keys | 20 | |
| GrillPokerLyzka | Greatest Common Divisor | 15 | |
| Incompleteusern | Euler's Totient | 20 | |
| Incompleteusern | Public Keys | 15 | |
| Incompleteusern | Modular Exponentiation | 10 | |
| megaduck | XOR Properties | 15 | |
| Incompleteusern | Bean Counter | 60 | |
| Patr1ckf | Favourite byte | 20 | |
| calamity | Extended GCD | 20 | |
| calamity | Greatest Common Divisor | 15 | |
| acastus | Favourite byte | 20 | |
| Patr1ckf | XOR Properties | 15 | |
| pinkierachie | Resisting Bruteforce | 10 | |
| calamity | Lemur XOR | 40 | |
| Ishant | Transparency | 50 | |
| PaulaPudding | Base64 | 10 | |
| Jeeharmay | Finding Flags | 2 | |
| Eliott | Common Ground | 75 | |
| abaan | Modular Arithmetic 1 | 20 |
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