| Date | User | Challenge | Score |
| Noah23 | Great Snakes | 3 | |
| Daivik273 | Great Snakes | 3 | |
| Karolina | Broken RSA | 100 | |
| HmmTrashCrypto | RSA Decryption | 20 | |
| hellomynameisjad | Great Snakes | 3 | |
| JaL101 | Great Snakes | 3 | |
| MentharLDB | ASCII | 5 | |
| zen999 | Great Snakes | 3 | |
| Jsuisperdu | Structure of AES | 15 | |
| hellomynameisjad | Finding Flags | 2 | |
| tstbp | Confusion through Substitution | 25 | |
| jerome_helmo | Greatest Common Divisor | 15 | |
| Bouboudeur | Keyed Permutations | 5 | |
| latte2 | Great Snakes | 3 | |
| Sebbbb | Finding Flags | 2 | |
| JaL101 | Finding Flags | 2 | |
| Daivik273 | Finding Flags | 2 | |
| starwalkinglty | Modular Binomials | 80 | |
| Sun_Ekji | Finding Flags | 2 | |
| cjermaine | Hex | 5 | |
| zen999 | Finding Flags | 2 | |
| Mathys | ASCII | 5 | |
| latte2 | Finding Flags | 2 | |
| Noah23 | Finding Flags | 2 | |
| MentharLDB | Great Snakes | 3 | |
| Django_Lincoln | Keyed Permutations | 5 | |
| Baboon | Structure of AES | 15 | |
| Chahid | Great Snakes | 3 | |
| LePcASofia | Hex | 5 | |
| Mathys | Great Snakes | 3 | |
| Q240016 | Finding Flags | 2 | |
| Konstantinos_Ch | CERTainly not | 30 | |
| MentharLDB | Finding Flags | 2 | |
| LePcASofia | ASCII | 5 | |
| Chahid | Finding Flags | 2 | |
| Mathys | Finding Flags | 2 | |
| LePcASofia | Great Snakes | 3 | |
| Karolina | Modular Binomials | 80 | |
| sewulas | Unencryptable | 125 | |
| Jsuisperdu | Resisting Bruteforce | 10 | |
| LePcASofia | Finding Flags | 2 | |
| Jsuisperdu | Keyed Permutations | 5 | |
| Obscure_ | Keyed Permutations | 5 | |
| Karolina | Adrien's Signs | 80 | |
| MarioDarco | Inferius Prime | 30 | |
| Obscure_ | Quadratic Residues | 25 | |
| Cot287 | No Way JOSE | 20 | |
| wujizh | Private Keys | 20 | |
| MarioDarco | Factoring | 15 | |
| pin | From Private to Public Key LWE | 25 |
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