| Date | User | Challenge | Score |
| Venus_Rage | Network Attacks | 5 | |
| pypy | Round Keys | 20 | |
| wy366999 | Bytes and Big Integers | 10 | |
| Venus_Rage | Great Snakes | 3 | |
| thepikapop | Base64 | 10 | |
| thepikapop | Hex | 5 | |
| provicy | Chinese Remainder Theorem | 40 | |
| thepikapop | ASCII | 5 | |
| wy366999 | Base64 | 10 | |
| thepikapop | Great Snakes | 3 | |
| seestradav | You either know, XOR you don't | 30 | |
| thepikapop | Finding Flags | 2 | |
| wy366999 | Hex | 5 | |
| Learn_From_Nyamu | Resisting Bruteforce | 10 | |
| H3D0R4H | Great Snakes | 3 | |
| zohanwastaken | Finding Flags | 2 | |
| Learn_From_Nyamu | Keyed Permutations | 5 | |
| H3D0R4H | Finding Flags | 2 | |
| lemed | Bytes and Big Integers | 10 | |
| wy366999 | ASCII | 5 | |
| Learn_From_Nyamu | Greatest Common Divisor | 15 | |
| seestradav | Favourite byte | 20 | |
| lomilomi | Great Snakes | 3 | |
| Learn_From_Nyamu | You either know, XOR you don't | 30 | |
| seestradav | XOR Properties | 15 | |
| Learn_From_Nyamu | Favourite byte | 20 | |
| seestradav | XOR Starter | 10 | |
| pypy | Structure of AES | 15 | |
| lomilomi | Finding Flags | 2 | |
| c0rruptedH3xx | Greatest Common Divisor | 15 | |
| python_error404 | XOR Starter | 10 | |
| pypy | Resisting Bruteforce | 10 | |
| pypy | Keyed Permutations | 5 | |
| kl3in | Hex | 5 | |
| Learn_From_Nyamu | XOR Properties | 15 | |
| python_error404 | Bytes and Big Integers | 10 | |
| kl3in | ASCII | 5 | |
| evlion48 | ASCII | 5 | |
| evlion48 | Great Snakes | 3 | |
| evlion48 | Finding Flags | 2 | |
| lemed | Base64 | 10 | |
| seestradav | Bytes and Big Integers | 10 | |
| lemed | Hex | 5 | |
| Learn_From_Nyamu | XOR Starter | 10 | |
| lemed | ASCII | 5 | |
| lemed | Great Snakes | 3 | |
| Learn_From_Nyamu | Bytes and Big Integers | 10 | |
| lemed | Finding Flags | 2 | |
| Charon731 | Finding Flags | 2 | |
| DinoGun | Bringing It All Together | 50 |
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