| Date | User | Challenge | Score |
| Zy | Euler's Totient | 20 | |
| Zy | Public Keys | 15 | |
| Zy | Modular Exponentiation | 10 | |
| simnple | You either know, XOR you don't | 30 | |
| BR0han | Finding Flags | 2 | |
| Yo_crypto | You either know, XOR you don't | 30 | |
| Yo_crypto | Favourite byte | 20 | |
| SoonOOv | RSA Decryption | 20 | |
| Yo_crypto | XOR Properties | 15 | |
| 111ahmed | ASCII | 5 | |
| 2024083404 | RSA Signatures | 25 | |
| reyy | Quadratic Residues | 25 | |
| SoonOOv | Private Keys | 20 | |
| Damaris | Base64 | 10 | |
| 2024083404 | RSA Decryption | 20 | |
| 2024083404 | Private Keys | 20 | |
| 2024083404 | Euler's Totient | 20 | |
| 2024083404 | Public Keys | 15 | |
| 2024083404 | Modular Exponentiation | 10 | |
| justmacncheese | Bytes and Big Integers | 10 | |
| Damaris | Hex | 5 | |
| cloudchamb3r | Greatest Common Divisor | 15 | |
| AngelaYang | You either know, XOR you don't | 30 | |
| Damaris | ASCII | 5 | |
| AngelaYang | Favourite byte | 20 | |
| AngelaYang | XOR Properties | 15 | |
| AngelaYang | XOR Starter | 10 | |
| reyy | Modular Inverting | 25 | |
| AngelaYang | Bytes and Big Integers | 10 | |
| commandos | Bruce Schneier's Password: Part 2 | 250 | |
| Damaris | Great Snakes | 3 | |
| justmacncheese | Base64 | 10 | |
| justmacncheese | Hex | 5 | |
| simnple | Favourite byte | 20 | |
| AngelaYang | Base64 | 10 | |
| Damaris | Finding Flags | 2 | |
| nous | Efficient Exchange | 50 | |
| justmacncheese | ASCII | 5 | |
| 0xMr057N | XOR Starter | 10 | |
| justmacncheese | Great Snakes | 3 | |
| rev4ever | Working with Fields | 10 | |
| simnple | XOR Properties | 15 | |
| justmacncheese | Finding Flags | 2 | |
| ArielDeath | Hex | 5 | |
| rev4ever | Modulus Inutilis | 50 | |
| ArielDeath | ASCII | 5 | |
| cloudchamb3r | You either know, XOR you don't | 30 | |
| simnple | XOR Starter | 10 | |
| JiaoYiChen | RSA Signatures | 25 | |
| simnple | Bytes and Big Integers | 10 |
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