| Date | User | Challenge | Score |
| syasya | Great Snakes | 3 | |
| syasya | Finding Flags | 2 | |
| Jeroid | Base64 | 10 | |
| HumanHumanName | Structure of AES | 15 | |
| Jeroid | Hex | 5 | |
| Jeroid | ASCII | 5 | |
| hyouchun | Bytes and Big Integers | 10 | |
| Tbobaggins | Extended GCD | 20 | |
| Jeroid | Network Attacks | 5 | |
| riren | Base64 | 10 | |
| Jeroid | Great Snakes | 3 | |
| Jeroid | Finding Flags | 2 | |
| riren | Hex | 5 | |
| riren | ASCII | 5 | |
| n0ah | Verilicious (Cyber Apocalypse 2025) | 0 | |
| hyouchun | Base64 | 10 | |
| riren | Great Snakes | 3 | |
| Tbobaggins | Greatest Common Divisor | 15 | |
| riren | Finding Flags | 2 | |
| hyouchun | Hex | 5 | |
| hyouchun | ASCII | 5 | |
| hyouchun | Great Snakes | 3 | |
| hyouchun | Finding Flags | 2 | |
| Clarkson | Modular Arithmetic 2 | 20 | |
| Clarkson | Modular Arithmetic 1 | 20 | |
| Clarkson | Extended GCD | 20 | |
| Clarkson | Greatest Common Divisor | 15 | |
| Clarkson | Finding Flags | 2 | |
| Synister | Finding Flags | 2 | |
| YoTRabbit | Hex | 5 | |
| gpitts | Favourite byte | 20 | |
| mustafa_algasham | Network Attacks | 5 | |
| gpitts | XOR Properties | 15 | |
| wwt1733 | Resisting Bruteforce | 10 | |
| YoTRabbit | ASCII | 5 | |
| Skythebner | Great Snakes | 3 | |
| Skythebner | Finding Flags | 2 | |
| wwt1733 | Keyed Permutations | 5 | |
| mgdz | ASCII | 5 | |
| YoTRabbit | Great Snakes | 3 | |
| cent | XOR Starter | 10 | |
| mgdz | Great Snakes | 3 | |
| cent | Bytes and Big Integers | 10 | |
| khmgt | Hex | 5 | |
| Kran | Modular Inverting | 25 | |
| YoTRabbit | Finding Flags | 2 | |
| khmgt | ASCII | 5 | |
| abwynh | Hex | 5 | |
| anhsaoleloi | ECB CBC WTF | 55 | |
| abwynh | ASCII | 5 |
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