| Date | User | Challenge | Score |
| snowcode | Extended GCD | 20 | |
| K4iz3n | Curves and Logs | 40 | |
| CodeNinjaLvmr101 | Finding Flags | 2 | |
| lOkOtOdO | Lemur XOR | 40 | |
| grazkaa | Hash Stuffing | 50 | |
| lOkOtOdO | You either know, XOR you don't | 30 | |
| grazkaa | Collider | 50 | |
| lOkOtOdO | Favourite byte | 20 | |
| HardxHard | Static Client 2 | 120 | |
| lOkOtOdO | XOR Properties | 15 | |
| backpack | Base64 | 10 | |
| snowcode | Greatest Common Divisor | 15 | |
| HelloHellonewuse | ASCII | 5 | |
| Grey12321 | XOR Properties | 15 | |
| ShadetheAvali | Sus (ImaginaryCTF) | 0 | |
| snowcode | You either know, XOR you don't | 30 | |
| HelloHellonewuse | Great Snakes | 3 | |
| confetti244 | Resisting Bruteforce | 10 | |
| HelloHellonewuse | Finding Flags | 2 | |
| confetti244 | Keyed Permutations | 5 | |
| DarthTaxEvader | Finding Flags | 2 | |
| dliang2654 | Greatest Common Divisor | 15 | |
| kidkraken | Lemur XOR | 40 | |
| jo666 | Hex | 5 | |
| Niihil | Great Snakes | 3 | |
| jdgthr | RSA Decryption | 20 | |
| jdgthr | Private Keys | 20 | |
| snowcode | Favourite byte | 20 | |
| jdgthr | Euler's Totient | 20 | |
| jdgthr | Public Keys | 15 | |
| kidkraken | Encoding Challenge | 40 | |
| jdgthr | Modular Exponentiation | 10 | |
| jdgthr | Base64 | 10 | |
| jdgthr | Hex | 5 | |
| jdgthr | ASCII | 5 | |
| jdgthr | Network Attacks | 5 | |
| snowcode | XOR Properties | 15 | |
| sergiomanso | XOR Starter | 10 | |
| snowcode | XOR Starter | 10 | |
| kakobtg | RSA Decryption | 20 | |
| kakobtg | Private Keys | 20 | |
| kakobtg | Euler's Totient | 20 | |
| jdgthr | Great Snakes | 3 | |
| jdgthr | Finding Flags | 2 | |
| snowcode | Bytes and Big Integers | 10 | |
| grazkaa | Jack's Birthday Confusion | 30 | |
| grazkaa | Jack's Birthday Hash | 20 | |
| kakobtg | Public Keys | 15 | |
| kidkraken | Network Attacks | 5 | |
| kakobtg | Modular Exponentiation | 10 |
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