| Date | User | Challenge | Score |
| Huobase | Long Story Short | 60 | |
| Huobase | Seventy-Two | 50 | |
| Huobase | Common Ground | 75 | |
| xumoyun | Base64 | 10 | |
| xumoyun | Hex | 5 | |
| xumoyun | ASCII | 5 | |
| jiyune_choi | RSA Decryption | 20 | |
| voidkuugeki | Favourite byte | 20 | |
| Rubaya | Great Snakes | 3 | |
| xumoyun | Network Attacks | 5 | |
| abdulmalikfahad | Finding Flags | 2 | |
| 3l3ktr1c_f4n | Modular Square Root | 35 | |
| NoBirdWasHam | Three Isogenies | 35 | |
| voidkuugeki | XOR Properties | 15 | |
| OwwlLin | Quadratic Residues | 25 | |
| mystyoulots | Transparency | 50 | |
| xumoyun | Great Snakes | 3 | |
| mystyoulots | Lemur XOR | 40 | |
| xumoyun | Finding Flags | 2 | |
| OwwlLin | Modular Inverting | 25 | |
| voidkuugeki | XOR Starter | 10 | |
| mystyoulots | Encoding Challenge | 40 | |
| mystyoulots | Network Attacks | 5 | |
| AdamSONGtheCyber | Base64 | 10 | |
| voidkuugeki | Bytes and Big Integers | 10 | |
| mystyoulots | You either know, XOR you don't | 30 | |
| BigSnag69 | Finding Flags | 2 | |
| AdamSONGtheCyber | Hex | 5 | |
| Philosoraptor0 | Bytes and Big Integers | 10 | |
| mystyoulots | Favourite byte | 20 | |
| Philosoraptor0 | Base64 | 10 | |
| NoBirdWasHam | Two Isogenies | 30 | |
| R3 | Crossed Wires | 100 | |
| Philosoraptor0 | Hex | 5 | |
| mystyoulots | XOR Properties | 15 | |
| serg37 | Great Snakes | 3 | |
| Philosoraptor0 | ASCII | 5 | |
| Kole17 | Finding Flags | 2 | |
| 3l3ktr1c_f4n | Legendre Symbol | 35 | |
| Philosoraptor0 | Great Snakes | 3 | |
| voidkuugeki | Base64 | 10 | |
| voidkuugeki | Hex | 5 | |
| voidkuugeki | ASCII | 5 | |
| MaxVX | Finding Flags | 2 | |
| stuckin414141 | Point Negation | 10 | |
| jiyune_choi | Private Keys | 20 | |
| Dendy | You either know, XOR you don't | 30 | |
| mystyoulots | XOR Starter | 10 | |
| jiyune_choi | Euler's Totient | 20 | |
| voidkuugeki | Great Snakes | 3 |
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