| Date | User | Challenge | Score |
| wgao4000 | Parameter Injection | 60 | |
| Peer | Great Snakes | 3 | |
| Peer | Finding Flags | 2 | |
| xth_student | Background Reading | 5 | |
| Your_Fan | Legendre Symbol | 35 | |
| thaggs1066 | Unencryptable | 125 | |
| votranngocvy | Static Client 2 | 120 | |
| KietwhUIT | The Matrix | 75 | |
| AceNk | Background Reading | 5 | |
| MeowSonic | Blinding Light | 120 | |
| spy003 | Modular Binomials | 80 | |
| stpt | Pad Thai | 80 | |
| KietwhUIT | Script Kiddie | 70 | |
| ENRIC46 | Modular Arithmetic 2 | 20 | |
| spek | XOR Starter | 10 | |
| spek | Bytes and Big Integers | 10 | |
| Thu_Huong11 | Modulus Inutilis | 50 | |
| ENRIC46 | Modular Arithmetic 1 | 20 | |
| Naine | Extended GCD | 20 | |
| Naine | Greatest Common Divisor | 15 | |
| MellivorX | You either know, XOR you don't | 30 | |
| Naine | Encoding Challenge | 40 | |
| jaehyeon | Bean Counter | 60 | |
| Naine | Lemur XOR | 40 | |
| 0xNoob | Lazy CBC | 60 | |
| pacifist24 | Greatest Common Divisor | 15 | |
| Vinjr | Noise Cheap | 90 | |
| Naine | You either know, XOR you don't | 30 | |
| cyberhashira | Base64 | 10 | |
| hsinclair4131 | Parameter Injection | 60 | |
| cyberhashira | Hex | 5 | |
| Naine | Favourite byte | 20 | |
| jaehyeon | Symmetry | 50 | |
| KietwhUIT | Ron was Wrong, Whit is Right | 90 | |
| cyberhashira | ASCII | 5 | |
| SneakySedano | Infinite Descent | 50 | |
| cyberhashira | Great Snakes | 3 | |
| cyberhashira | Finding Flags | 2 | |
| Naine | XOR Properties | 15 | |
| Naine | XOR Starter | 10 | |
| Naine | Bytes and Big Integers | 10 | |
| Naine | Network Attacks | 5 | |
| Naine_404 | Bytes and Big Integers | 10 | |
| Iris1705 | Forbidden Fruit | 150 | |
| CapoCrpyy | Efficient Exchange | 50 | |
| SSKMF | Resisting Bruteforce | 10 | |
| Naine_404 | Base64 | 10 | |
| jaehyeon | Flipping Cookie | 60 | |
| Asil | Bytes and Big Integers | 10 | |
| Hertz0531 | You either know, XOR you don't | 30 |
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