| Date | User | Challenge | Score |
| SiSaSo | Hex | 5 | |
| propyrant | ASCII | 5 | |
| propyrant | Great Snakes | 3 | |
| propyrant | Finding Flags | 2 | |
| galdu | ASCII | 5 | |
| me2m8 | L-Win | 120 | |
| davidhbookclub | Static Client | 100 | |
| galdu | Great Snakes | 3 | |
| 0xLunar292 | Export-grade | 100 | |
| sadikuzzamantare | XOR Properties | 15 | |
| Dorian11 | XOR Starter | 10 | |
| CN | Favourite byte | 20 | |
| afmoroz | Round Keys | 20 | |
| davide_rebuffo | XOR Starter | 10 | |
| osihlovec | An Exceptional Twisted Mind | 125 | |
| davide_rebuffo | Bytes and Big Integers | 10 | |
| afmoroz | Structure of AES | 15 | |
| galdu | Finding Flags | 2 | |
| CN | XOR Properties | 15 | |
| davide_rebuffo | Base64 | 10 | |
| mauroretch | Hex | 5 | |
| davide_rebuffo | Hex | 5 | |
| 0xLunar292 | Parameter Injection | 60 | |
| Rotce | Bringing It All Together | 50 | |
| mauroretch | ASCII | 5 | |
| ildirim2908 | Authentification 1 (Breizh CTF) | 0 | |
| davide_rebuffo | ASCII | 5 | |
| LTaki | Deriving Symmetric Keys | 40 | |
| davide_rebuffo | Great Snakes | 3 | |
| mauroretch | Great Snakes | 3 | |
| davide_rebuffo | Finding Flags | 2 | |
| LTaki | Computing Shared Secrets | 30 | |
| LTaki | Computing Public Values | 25 | |
| medecoluxvip | Favourite byte | 20 | |
| Eldaniz | Private Keys | 20 | |
| Eldaniz | Euler's Totient | 20 | |
| Eldaniz | Public Keys | 15 | |
| LTaki | Generators of Groups | 20 | |
| Eldaniz | Modular Exponentiation | 10 | |
| Eldaniz | Bean Counter | 60 | |
| Eldaniz | Symmetry | 50 | |
| Eldaniz | Flipping Cookie | 60 | |
| essam_19 | Finding Flags | 2 | |
| mauroretch | Finding Flags | 2 | |
| Eldaniz | ECB CBC WTF | 55 | |
| Navy | Finding Flags | 2 | |
| Sirine | Greatest Common Divisor | 15 | |
| Eldaniz | ECB Oracle | 60 | |
| Eldaniz | Passwords as Keys | 50 | |
| nin3 | Modular Inverting | 25 |
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