| Date | User | Challenge | Score |
| kediripoesat | ASCII | 5 | |
| kediripoesat | Great Snakes | 3 | |
| kediripoesat | Finding Flags | 2 | |
| ZongxiYang | You either know, XOR you don't | 30 | |
| vic1208 | Background Reading | 5 | |
| heeheeheehar | Mister Saplins The Prover | 125 | |
| Hank95 | Finding Flags | 2 | |
| dnl53x | Hex | 5 | |
| capnolove | Greatest Common Divisor | 15 | |
| dnl53x | ASCII | 5 | |
| dnl53x | Great Snakes | 3 | |
| ZongxiYang | Favourite byte | 20 | |
| leyocity | ASCII | 5 | |
| dnl53x | Finding Flags | 2 | |
| Taslimun | Montgomery's Ladder | 40 | |
| ghaisan | Privacy-Enhanced Mail? | 25 | |
| vic1208 | WOTS Up 2 | 90 | |
| ir0nx | You either know, XOR you don't | 30 | |
| ir0nx | Favourite byte | 20 | |
| heeheeheehar | Let's Prove It Again | 175 | |
| ir0nx | XOR Properties | 15 | |
| leyocity | Great Snakes | 3 | |
| leyocity | Finding Flags | 2 | |
| ir0nx | XOR Starter | 10 | |
| otmama223 | Finding Flags | 2 | |
| emsa | Base64 | 10 | |
| ir0nx | Bytes and Big Integers | 10 | |
| ir0nx | Base64 | 10 | |
| seany777 | You either know, XOR you don't | 30 | |
| ir0nx | Hex | 5 | |
| ir0nx | ASCII | 5 | |
| Lunetar | Greatest Common Divisor | 15 | |
| ir0nx | Great Snakes | 3 | |
| streethack | XOR Starter | 10 | |
| ZongxiYang | XOR Properties | 15 | |
| ir0nx | Finding Flags | 2 | |
| qeyt | Greatest Common Divisor | 15 | |
| dgsw0951 | XOR Properties | 15 | |
| seany777 | Favourite byte | 20 | |
| qeyt | Base64 | 10 | |
| ZongxiYang | XOR Starter | 10 | |
| capnolove | You either know, XOR you don't | 30 | |
| jraymant | Bytes and Big Integers | 10 | |
| Snoc | Round Keys | 20 | |
| seany777 | XOR Properties | 15 | |
| radare | Bit by Bit | 100 | |
| zachung123 | Symmetry | 50 | |
| qeyt | Hex | 5 | |
| zachung123 | Bean Counter | 60 | |
| ZongxiYang | Bytes and Big Integers | 10 |
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