| Date | User | Challenge | Score |
| bwabwa296 | Modulus Inutilis | 50 | |
| maskmovdqu | Structure of AES | 15 | |
| SeifAhmed | Digestive | 60 | |
| bwabwa296 | Salty | 20 | |
| dexter_nate27 | Pad Thai | 80 | |
| 2LWaterEverday | Favourite byte | 20 | |
| esticats | XOR Starter | 10 | |
| 2LWaterEverday | XOR Properties | 15 | |
| ltwind_v2 | Missing Modulus | 80 | |
| grazkaa | Oh SNAP | 120 | |
| bwabwa296 | Monoprime | 30 | |
| yunseo | Montgomery's Ladder | 40 | |
| esticats | Bytes and Big Integers | 10 | |
| Cristi72 | Round Keys | 20 | |
| cacarentin | Favourite byte | 20 | |
| esticats | Base64 | 10 | |
| esticats | Hex | 5 | |
| c4yptgunner | You either know, XOR you don't | 30 | |
| c4yptgunner | Favourite byte | 20 | |
| bwabwa296 | Factoring | 15 | |
| c4yptgunner | XOR Properties | 15 | |
| c4yptgunner | XOR Starter | 10 | |
| c4yptgunner | Bytes and Big Integers | 10 | |
| c4yptgunner | Base64 | 10 | |
| c4yptgunner | Hex | 5 | |
| junyouzin4209 | ProSign 3 | 100 | |
| junyouzin4209 | Curveball | 100 | |
| c4yptgunner | ASCII | 5 | |
| c4yptgunner | Great Snakes | 3 | |
| c4yptgunner | Finding Flags | 2 | |
| testingworldfull | Factoring | 15 | |
| yodas42210 | Quadratic Residues | 25 | |
| Mote | XOR Starter | 10 | |
| yodas42210 | Modular Inverting | 25 | |
| yodas42210 | Modular Arithmetic 2 | 20 | |
| yodas42210 | Modular Arithmetic 1 | 20 | |
| yodas42210 | Extended GCD | 20 | |
| toaru | Hex | 5 | |
| Pompo | ASCII | 5 | |
| toaru | ASCII | 5 | |
| junyouzin4209 | Missing Modulus | 80 | |
| junyouzin4209 | Too Many Errors | 100 | |
| junyouzin4209 | Noise Cheap | 90 | |
| Aadils24 | Base64 | 10 | |
| junyouzin4209 | Noise Free | 40 | |
| azhouye | Greatest Common Divisor | 15 | |
| junyouzin4209 | PriMeD5 | 100 | |
| junyouzin4209 | Hash Stuffing | 50 | |
| junyouzin4209 | Smooth Criminal | 60 | |
| Aadils24 | Hex | 5 |
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