| Date | User | Challenge | Score |
| Ug33n | Extended GCD | 20 | |
| amarishasian | Base64 | 10 | |
| hmljyy | Finding Flags | 2 | |
| zxy | Keyed Permutations | 5 | |
| Ahmad123 | ASCII | 5 | |
| vixous118 | Hex | 5 | |
| Giselle | Bytes and Big Integers | 10 | |
| NotSaradhi14 | XOR Properties | 15 | |
| Ug33n | Greatest Common Divisor | 15 | |
| sciwhiz12 | Network Attacks | 5 | |
| Philosoraptor0 | Modular Binomials | 80 | |
| phomai739391 | Collider | 50 | |
| Sebie | You either know, XOR you don't | 30 | |
| amarishasian | Hex | 5 | |
| Sebie | Favourite byte | 20 | |
| vixous118 | ASCII | 5 | |
| Ahmad123 | Great Snakes | 3 | |
| Sebie | XOR Properties | 15 | |
| amarishasian | ASCII | 5 | |
| Ug33n | You either know, XOR you don't | 30 | |
| johann507 | Base64 | 10 | |
| Giselle | Base64 | 10 | |
| amarishasian | Great Snakes | 3 | |
| Sebie | XOR Starter | 10 | |
| Daggiie | Favourite byte | 20 | |
| omar_dev | Base64 | 10 | |
| Mol | Finding Flags | 2 | |
| johann507 | Hex | 5 | |
| xingci | XOR Properties | 15 | |
| Ug33n | Favourite byte | 20 | |
| Bob1967dfkz | You either know, XOR you don't | 30 | |
| omar_dev | Hex | 5 | |
| amarishasian | Finding Flags | 2 | |
| Ahmad123 | Finding Flags | 2 | |
| Daggiie | XOR Properties | 15 | |
| omar_dev | ASCII | 5 | |
| phomai739391 | Jack's Birthday Confusion | 30 | |
| omar_dev | Great Snakes | 3 | |
| aptinstall | Base64 | 10 | |
| Philosoraptor0 | Adrien's Signs | 80 | |
| phomai739391 | Jack's Birthday Hash | 20 | |
| omar_dev | Finding Flags | 2 | |
| NotSaradhi14 | XOR Starter | 10 | |
| aptinstall | Hex | 5 | |
| Giselle | Hex | 5 | |
| glausec | You either know, XOR you don't | 30 | |
| glausec | Favourite byte | 20 | |
| glausec | XOR Properties | 15 | |
| NotSaradhi14 | Great Snakes | 3 | |
| NotSaradhi14 | Finding Flags | 2 |
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