| Date | User | Challenge | Score |
| GhostYLP | You either know, XOR you don't | 30 | |
| CYDF1121 | Vectors | 10 | |
| krazy4312 | Great Snakes | 3 | |
| krazy4312 | Finding Flags | 2 | |
| ducklock | Greatest Common Divisor | 15 | |
| popcorn | XOR Starter | 10 | |
| wonderhoi | Bytes and Big Integers | 10 | |
| kiki90668 | Favourite byte | 20 | |
| Adriux_15 | Favourite byte | 20 | |
| levelddp | Hex | 5 | |
| JACKURUVI99 | XOR Starter | 10 | |
| levelddp | ASCII | 5 | |
| adrianps93 | Great Snakes | 3 | |
| Adriux_15 | XOR Properties | 15 | |
| JACKURUVI99 | Bytes and Big Integers | 10 | |
| adrianps93 | Finding Flags | 2 | |
| handx | Square Eyes | 35 | |
| byxlopoqpul | Adrien's Signs | 80 | |
| kiki90668 | XOR Properties | 15 | |
| DoseWhisky | ASCII | 5 | |
| popcorn | Bytes and Big Integers | 10 | |
| 009 | ECB Oracle | 60 | |
| JACKURUVI99 | Base64 | 10 | |
| handx | Monoprime | 30 | |
| wonderhoi | Base64 | 10 | |
| wonderhoi | Hex | 5 | |
| JK_5002 | Base64 | 10 | |
| JK_5002 | Hex | 5 | |
| JK_5002 | ASCII | 5 | |
| JK_5002 | Network Attacks | 5 | |
| handx | Inferius Prime | 30 | |
| muntazir_mehdi | Favourite byte | 20 | |
| muntazir_mehdi | XOR Properties | 15 | |
| muntazir_mehdi | XOR Starter | 10 | |
| muntazir_mehdi | Bytes and Big Integers | 10 | |
| muntazir_mehdi | Base64 | 10 | |
| popcorn | Base64 | 10 | |
| muntazir_mehdi | Hex | 5 | |
| muntazir_mehdi | ASCII | 5 | |
| muntazir_mehdi | Great Snakes | 3 | |
| muntazir_mehdi | Finding Flags | 2 | |
| JK_5002 | Great Snakes | 3 | |
| JK_5002 | Finding Flags | 2 | |
| handx | Factoring | 15 | |
| Ryanzqc | XOR Starter | 10 | |
| GhostYLP | Favourite byte | 20 | |
| handx | RSA Signatures | 25 | |
| Prajvinia | Base64 | 10 | |
| DoseWhisky | Great Snakes | 3 | |
| 2021lzy | Hex | 5 |
You are now level Current level